{ "bands": [ { "name": "2200m", "start_khz": 135.7, "end_khz": 137.8, "color": "#7c3aed", "nl_secondary": false, "nl_novice": false, "nl_novice_max_power": null, "segments": [ { "start_khz": 135.7, "end_khz": 137.8, "mode": "Alle modes", "mode_group": "mixed", "max_bw_hz": 2100, "max_power": "1W EIRP", "notes": "Alle modes toegestaan", "nl_notes": null, "width_pct": 100, "freq_label": "135.7 kHz – 137.8 kHz" } ], "spots": [ { "khz": 136, "label": "CW", "type": "cw", "left_pct": 14.2857, "freq_label": "136 kHz" }, { "khz": 137.5, "label": "WSPR", "type": "digi", "left_pct": 85.7143, "freq_label": "137.5 kHz" } ], "character": "Extreem lange golf. Overdag vrijwel alleen bodemgolf (~100 km); 's nachts is DX over meer dan 1000 km mogelijk. Vraagt een zeer grote antenne en een rustige ruisomgeving.", "prop_status": null, "prop_reason": null, "prop_label": null, "prop_text": null, "wavelength_m": 2192.27, "quarterwave_m": 520.66, "ticks": [ "135.7 kHz", "136.2 kHz", "136.8 kHz", "137.3 kHz", "137.8 kHz" ], "range_label": "135.7 kHz – 137.8 kHz" }, { "name": "630m", "start_khz": 472, "end_khz": 479, "color": "#7c3aed", "nl_secondary": false, "nl_novice": false, "nl_novice_max_power": null, "segments": [ { "start_khz": 472, "end_khz": 479, "mode": "Alle modes", "mode_group": "mixed", "max_bw_hz": 2100, "max_power": "1W EIRP", "notes": "Alle modes toegestaan", "nl_notes": null, "width_pct": 100, "freq_label": "472 kHz – 479 kHz" } ], "spots": [ { "khz": 472.5, "label": "CW", "type": "cw", "left_pct": 7.1429, "freq_label": "472.5 kHz" }, { "khz": 474.2, "label": "FT8", "type": "digi", "left_pct": 31.4286, "freq_label": "474.2 kHz" }, { "khz": 475.7, "label": "WSPR", "type": "digi", "left_pct": 52.8571, "freq_label": "475.7 kHz" } ], "character": "Nachtband. Overdag bodemgolf tot ongeveer 150 km, na zonsondergang regionaal tot continentaal DX.", "prop_status": null, "prop_reason": null, "prop_label": null, "prop_text": null, "wavelength_m": 630.48, "quarterwave_m": 149.74, "ticks": [ "472 kHz", "473.8 kHz", "475.5 kHz", "477.3 kHz", "479 kHz" ], "range_label": "472 kHz – 479 kHz" }, { "name": "160m", "start_khz": 1810, "end_khz": 2000, "color": "#7c3aed", "nl_secondary": false, "nl_novice": false, "nl_novice_max_power": null, "segments": [ { "start_khz": 1810, "end_khz": 1838, "mode": "CW / Digi smal", "mode_group": "cw", "max_bw_hz": 200, "max_power": "400W PEP", "notes": "CW en smalle digitale modes (max 200 Hz)", "nl_notes": null, "width_pct": 14.7368, "freq_label": "1.810 MHz – 1.838 MHz" }, { "start_khz": 1838, "end_khz": 1840, "mode": "Smalle modes", "mode_group": "digi", "max_bw_hz": 500, "max_power": "400W PEP", "notes": "Smalle digitale modes, max 500 Hz bandbreedte", "nl_notes": null, "width_pct": 1.0526, "freq_label": "1.838 MHz – 1.840 MHz" }, { "start_khz": 1840, "end_khz": 2000, "mode": "Alle modes / SSB", "mode_group": "phone", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "Alle modes, SSB telefonie aanbevolen", "nl_notes": null, "width_pct": 84.2105, "freq_label": "1.840 MHz – 2.000 MHz" } ], "spots": [ { "khz": 1836, "label": "CW QRP", "type": "cw", "left_pct": 13.6842, "freq_label": "1.836 MHz" }, { "khz": 1836.6, "label": "WSPR", "type": "digi", "left_pct": 14, "freq_label": "1.8366 MHz" }, { "khz": 1840, "label": "FT8", "type": "digi", "left_pct": 15.7895, "freq_label": "1.840 MHz" }, { "khz": 1842, "label": "JS8Call", "type": "digi", "left_pct": 16.8421, "freq_label": "1.842 MHz" }, { "khz": 1843, "label": "SSB QRP", "type": "phone", "left_pct": 17.3684, "freq_label": "1.843 MHz" } ], "character": "De topband, in de praktijk een nachtband. Overdag zwaar gedempt door de D-laag; DX rond zonsop- en zonsondergang, vooral in de wintermaanden.", "prop_status": "closed", "prop_reason": "absorptie", "prop_label": "Gesloten", "prop_text": "D-laag absorptie overdag", "wavelength_m": 157.37, "quarterwave_m": 37.38, "ticks": [ "1.810 MHz", "1.858 MHz", "1.905 MHz", "1.953 MHz", "2.000 MHz" ], "range_label": "1.810 MHz – 2.000 MHz" }, { "name": "80m", "start_khz": 3500, "end_khz": 3800, "color": "#2563eb", "nl_secondary": false, "nl_novice": false, "nl_novice_max_power": null, "segments": [ { "start_khz": 3500, "end_khz": 3570, "mode": "CW / Digi smal", "mode_group": "cw", "max_bw_hz": 200, "max_power": "400W PEP", "notes": "CW en smalle digitale modes", "nl_notes": null, "width_pct": 23.3333, "freq_label": "3.500 MHz – 3.570 MHz" }, { "start_khz": 3570, "end_khz": 3600, "mode": "Smalle modes", "mode_group": "digi", "max_bw_hz": 500, "max_power": "400W PEP", "notes": "Smalle digitale modes (bijv. FT8 op 3.573 MHz)", "nl_notes": null, "width_pct": 10, "freq_label": "3.570 MHz – 3.600 MHz" }, { "start_khz": 3600, "end_khz": 3700, "mode": "SSB / Alle modes", "mode_group": "phone", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "SSB, AM, alle modes", "nl_notes": null, "width_pct": 33.3333, "freq_label": "3.600 MHz – 3.700 MHz" }, { "start_khz": 3700, "end_khz": 3800, "mode": "SSB / Contest", "mode_group": "phone", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "SSB telefonie, contestperiode prioriteit", "nl_notes": null, "width_pct": 33.3333, "freq_label": "3.700 MHz – 3.800 MHz" } ], "spots": [ { "khz": 3560, "label": "CW QRP", "type": "cw", "left_pct": 20, "freq_label": "3.560 MHz" }, { "khz": 3568.6, "label": "WSPR", "type": "digi", "left_pct": 22.8667, "freq_label": "3.5686 MHz" }, { "khz": 3573, "label": "FT8", "type": "digi", "left_pct": 24.3333, "freq_label": "3.573 MHz" }, { "khz": 3575, "label": "FT4", "type": "digi", "left_pct": 25, "freq_label": "3.575 MHz" }, { "khz": 3578, "label": "JS8Call", "type": "digi", "left_pct": 26, "freq_label": "3.578 MHz" }, { "khz": 3580, "label": "PSK31", "type": "digi", "left_pct": 26.6667, "freq_label": "3.580 MHz" }, { "khz": 3690, "label": "SSB QRP", "type": "phone", "left_pct": 63.3333, "freq_label": "3.690 MHz" }, { "khz": 3730, "label": "SSTV", "type": "sstv", "left_pct": 76.6667, "freq_label": "3.730 MHz" }, { "khz": 3760, "label": "Nood (IARU R1)", "type": "emcomm", "left_pct": 86.6667, "freq_label": "3.760 MHz" } ], "character": "'s Nachts DX, overdag NVIS voor regionaal verkeer (50-400 km). In de zomer veel onweersstoring.", "prop_status": "marginal", "prop_reason": "absorptie", "prop_label": "Marginaal", "prop_text": "D-laag absorptie overdag", "wavelength_m": 82.13, "quarterwave_m": 19.51, "ticks": [ "3.500 MHz", "3.575 MHz", "3.650 MHz", "3.725 MHz", "3.800 MHz" ], "range_label": "3.500 MHz – 3.800 MHz" }, { "name": "60m", "start_khz": 5351.5, "end_khz": 5366.5, "color": "#0891b2", "nl_secondary": false, "nl_novice": false, "nl_novice_max_power": null, "segments": [ { "start_khz": 5351.5, "end_khz": 5354, "mode": "CW / Digi smal", "mode_group": "cw", "max_bw_hz": 200, "max_power": "15W EIRP", "notes": "CW en smalle digitale modes, max 15W EIRP", "nl_notes": null, "width_pct": 16.6667, "freq_label": "5.3515 MHz – 5.354 MHz" }, { "start_khz": 5354, "end_khz": 5366, "mode": "Alle modes", "mode_group": "mixed", "max_bw_hz": 2700, "max_power": "15W EIRP", "notes": "Alle modes, max 15W EIRP", "nl_notes": null, "width_pct": 80, "freq_label": "5.354 MHz – 5.366 MHz" }, { "start_khz": 5366, "end_khz": 5366.5, "mode": "Smalle modes", "mode_group": "digi", "max_bw_hz": 20, "max_power": "15W EIRP", "notes": "Smalle digitale modes, max 20 Hz BW", "nl_notes": null, "width_pct": 3.3333, "freq_label": "5.366 MHz – 5.3665 MHz" } ], "spots": [ { "khz": 5352, "label": "CW", "type": "cw", "left_pct": 3.3333, "freq_label": "5.352 MHz" }, { "khz": 5357, "label": "FT8", "type": "digi", "left_pct": 36.6667, "freq_label": "5.357 MHz" }, { "khz": 5364.7, "label": "WSPR", "type": "digi", "left_pct": 88, "freq_label": "5.3647 MHz" } ], "character": "Tussenband tussen 80m en 40m. Overdag NVIS, 's nachts middellange afstand. Smal en met beperkt vermogen.", "prop_status": "open", "prop_reason": "fot", "prop_label": "Open", "prop_text": "onder de FOT: betrouwbaar pad", "wavelength_m": 55.94, "quarterwave_m": 13.29, "ticks": [ "5.352 MHz", "5.355 MHz", "5.359 MHz", "5.363 MHz", "5.367 MHz" ], "range_label": "5.3515 MHz – 5.3665 MHz" }, { "name": "40m", "start_khz": 7000, "end_khz": 7200, "color": "#16a34a", "nl_secondary": false, "nl_novice": true, "nl_novice_max_power": "100W PEP", "segments": [ { "start_khz": 7000, "end_khz": 7040, "mode": "CW / Digi smal", "mode_group": "cw", "max_bw_hz": 200, "max_power": "400W PEP", "notes": "CW en smalle digitale modes", "nl_notes": null, "width_pct": 20, "freq_label": "7.000 MHz – 7.040 MHz" }, { "start_khz": 7040, "end_khz": 7050, "mode": "Smalle modes", "mode_group": "digi", "max_bw_hz": 500, "max_power": "400W PEP", "notes": "Smalle digitale modes (FT8 op 7.074 MHz)", "nl_notes": null, "width_pct": 5, "freq_label": "7.040 MHz – 7.050 MHz" }, { "start_khz": 7050, "end_khz": 7060, "mode": "Alle modes", "mode_group": "mixed", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "Alle modes", "nl_notes": null, "width_pct": 5, "freq_label": "7.050 MHz – 7.060 MHz" }, { "start_khz": 7060, "end_khz": 7100, "mode": "SSB / Alle modes", "mode_group": "phone", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "SSB telefonie prioriteit", "nl_notes": null, "width_pct": 20, "freq_label": "7.060 MHz – 7.100 MHz" }, { "start_khz": 7100, "end_khz": 7130, "mode": "SSB", "mode_group": "phone", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "SSB telefonie", "nl_notes": null, "width_pct": 15, "freq_label": "7.100 MHz – 7.130 MHz" }, { "start_khz": 7130, "end_khz": 7200, "mode": "SSB / Contest", "mode_group": "phone", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "SSB, contestperiode", "nl_notes": null, "width_pct": 35, "freq_label": "7.130 MHz – 7.200 MHz" } ], "spots": [ { "khz": 7030, "label": "CW QRP", "type": "cw", "left_pct": 15, "freq_label": "7.030 MHz" }, { "khz": 7038.6, "label": "WSPR", "type": "digi", "left_pct": 19.3, "freq_label": "7.0386 MHz" }, { "khz": 7040, "label": "PSK31", "type": "digi", "left_pct": 20, "freq_label": "7.040 MHz" }, { "khz": 7047.5, "label": "FT4", "type": "digi", "left_pct": 23.75, "freq_label": "7.0475 MHz" }, { "khz": 7074, "label": "FT8", "type": "digi", "left_pct": 37, "freq_label": "7.074 MHz" }, { "khz": 7078, "label": "JS8Call", "type": "digi", "left_pct": 39, "freq_label": "7.078 MHz" }, { "khz": 7090, "label": "SSB QRP", "type": "phone", "left_pct": 45, "freq_label": "7.090 MHz" }, { "khz": 7110, "label": "Nood (IARU R1)", "type": "emcomm", "left_pct": 55, "freq_label": "7.110 MHz" }, { "khz": 7165, "label": "SSTV", "type": "sstv", "left_pct": 82.5, "freq_label": "7.165 MHz" } ], "character": "De allrounder. Overdag NVIS en Europa, 's nachts wereldwijd DX. In de avond soms hinder van omroepzenders.", "prop_status": "open", "prop_reason": "fot", "prop_label": "Open", "prop_text": "onder de FOT: betrouwbaar pad", "wavelength_m": 42.22, "quarterwave_m": 10.03, "ticks": [ "7.000 MHz", "7.050 MHz", "7.100 MHz", "7.150 MHz", "7.200 MHz" ], "range_label": "7.000 MHz – 7.200 MHz" }, { "name": "30m", "start_khz": 10100, "end_khz": 10150, "color": "#ea580c", "nl_secondary": false, "nl_novice": false, "nl_novice_max_power": null, "segments": [ { "start_khz": 10100, "end_khz": 10140, "mode": "CW", "mode_group": "cw", "max_bw_hz": 200, "max_power": "400W PEP", "notes": "CW, geen SSB telefonie toegestaan op 30m", "nl_notes": null, "width_pct": 80, "freq_label": "10.100 MHz – 10.140 MHz" }, { "start_khz": 10140, "end_khz": 10150, "mode": "Smalle modes / Digi", "mode_group": "digi", "max_bw_hz": 500, "max_power": "400W PEP", "notes": "Smalle digitale modes (FT8 op 10.136 MHz). Geen SSB.", "nl_notes": null, "width_pct": 20, "freq_label": "10.140 MHz – 10.150 MHz" } ], "spots": [ { "khz": 10106, "label": "CW QRP", "type": "cw", "left_pct": 12, "freq_label": "10.106 MHz" }, { "khz": 10130, "label": "JS8Call", "type": "digi", "left_pct": 60, "freq_label": "10.130 MHz" }, { "khz": 10136, "label": "FT8", "type": "digi", "left_pct": 72, "freq_label": "10.136 MHz" }, { "khz": 10138.7, "label": "WSPR", "type": "digi", "left_pct": 77.4, "freq_label": "10.1387 MHz" }, { "khz": 10140, "label": "FT4", "type": "digi", "left_pct": 80, "freq_label": "10.140 MHz" }, { "khz": 10142, "label": "PSK31", "type": "digi", "left_pct": 84, "freq_label": "10.142 MHz" } ], "character": "Rustige WARC-band die dag én nacht bruikbaar is. Alleen CW en smalle digitale modes; contesten zijn hier niet toegestaan.", "prop_status": "open", "prop_reason": "fot", "prop_label": "Open", "prop_text": "onder de FOT: betrouwbaar pad", "wavelength_m": 29.61, "quarterwave_m": 7.03, "ticks": [ "10.100 MHz", "10.113 MHz", "10.125 MHz", "10.138 MHz", "10.150 MHz" ], "range_label": "10.100 MHz – 10.150 MHz" }, { "name": "20m", "start_khz": 14000, "end_khz": 14350, "color": "#d97706", "nl_secondary": false, "nl_novice": true, "nl_novice_max_power": "100W PEP", "segments": [ { "start_khz": 14000, "end_khz": 14070, "mode": "CW / Digi smal", "mode_group": "cw", "max_bw_hz": 200, "max_power": "400W PEP", "notes": "CW en smalle digitale modes", "nl_notes": null, "width_pct": 20, "freq_label": "14.000 MHz – 14.070 MHz" }, { "start_khz": 14070, "end_khz": 14099, "mode": "Smalle modes", "mode_group": "digi", "max_bw_hz": 500, "max_power": "400W PEP", "notes": "Smalle digitale modes", "nl_notes": null, "width_pct": 8.2857, "freq_label": "14.070 MHz – 14.099 MHz" }, { "start_khz": 14099, "end_khz": 14101, "mode": "IBP Bakens", "mode_group": "beacon", "max_bw_hz": 200, "max_power": "100W", "notes": "International Beacon Project, uitsluitend bakens", "nl_notes": null, "width_pct": 0.5714, "freq_label": "14.099 MHz – 14.101 MHz" }, { "start_khz": 14101, "end_khz": 14350, "mode": "SSB / Alle modes", "mode_group": "phone", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "SSB telefonie, alle modes. Noodfrequentie 14.300 MHz.", "nl_notes": null, "width_pct": 71.1429, "freq_label": "14.101 MHz – 14.350 MHz" } ], "spots": [ { "khz": 14060, "label": "CW QRP", "type": "cw", "left_pct": 17.1429, "freq_label": "14.060 MHz" }, { "khz": 14070, "label": "PSK31", "type": "digi", "left_pct": 20, "freq_label": "14.070 MHz" }, { "khz": 14074, "label": "FT8", "type": "digi", "left_pct": 21.1429, "freq_label": "14.074 MHz" }, { "khz": 14078, "label": "JS8Call", "type": "digi", "left_pct": 22.2857, "freq_label": "14.078 MHz" }, { "khz": 14080, "label": "FT4", "type": "digi", "left_pct": 22.8571, "freq_label": "14.080 MHz" }, { "khz": 14095.6, "label": "WSPR", "type": "digi", "left_pct": 27.3143, "freq_label": "14.0956 MHz" }, { "khz": 14100, "label": "IBP-baken", "type": "beacon", "left_pct": 28.5714, "freq_label": "14.100 MHz" }, { "khz": 14230, "label": "SSTV", "type": "sstv", "left_pct": 65.7143, "freq_label": "14.230 MHz" }, { "khz": 14285, "label": "SSB QRP", "type": "phone", "left_pct": 81.4286, "freq_label": "14.285 MHz" }, { "khz": 14300, "label": "Nood (IARU R1)", "type": "emcomm", "left_pct": 85.7143, "freq_label": "14.300 MHz" } ], "character": "De DX-band bij uitstek: overdag vrijwel altijd ergens open, bij hoge zonneactiviteit ook 's nachts.", "prop_status": "open", "prop_reason": "fot", "prop_label": "Open", "prop_text": "onder de FOT: betrouwbaar pad", "wavelength_m": 21.15, "quarterwave_m": 5.02, "ticks": [ "14.000 MHz", "14.088 MHz", "14.175 MHz", "14.263 MHz", "14.350 MHz" ], "range_label": "14.000 MHz – 14.350 MHz" }, { "name": "17m", "start_khz": 18068, "end_khz": 18168, "color": "#be185d", "nl_secondary": false, "nl_novice": false, "nl_novice_max_power": null, "segments": [ { "start_khz": 18068, "end_khz": 18095, "mode": "CW / Digi smal", "mode_group": "cw", "max_bw_hz": 200, "max_power": "400W PEP", "notes": "CW en smalle digitale modes", "nl_notes": null, "width_pct": 27, "freq_label": "18.068 MHz – 18.095 MHz" }, { "start_khz": 18095, "end_khz": 18109, "mode": "Smalle modes", "mode_group": "digi", "max_bw_hz": 500, "max_power": "400W PEP", "notes": "Smalle digitale modes", "nl_notes": null, "width_pct": 14, "freq_label": "18.095 MHz – 18.109 MHz" }, { "start_khz": 18109, "end_khz": 18111, "mode": "IBP Bakens", "mode_group": "beacon", "max_bw_hz": 200, "max_power": "100W", "notes": "International Beacon Project", "nl_notes": null, "width_pct": 2, "freq_label": "18.109 MHz – 18.111 MHz" }, { "start_khz": 18111, "end_khz": 18168, "mode": "SSB / Alle modes", "mode_group": "phone", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "SSB telefonie en alle modes", "nl_notes": null, "width_pct": 57, "freq_label": "18.111 MHz – 18.168 MHz" } ], "spots": [ { "khz": 18086, "label": "CW QRP", "type": "cw", "left_pct": 18, "freq_label": "18.086 MHz" }, { "khz": 18100, "label": "FT8", "type": "digi", "left_pct": 32, "freq_label": "18.100 MHz" }, { "khz": 18104, "label": "FT4", "type": "digi", "left_pct": 36, "freq_label": "18.104 MHz" }, { "khz": 18104.6, "label": "WSPR", "type": "digi", "left_pct": 36.6, "freq_label": "18.1046 MHz" }, { "khz": 18110, "label": "IBP-baken", "type": "beacon", "left_pct": 42, "freq_label": "18.110 MHz" }, { "khz": 18130, "label": "SSB QRP", "type": "phone", "left_pct": 62, "freq_label": "18.130 MHz" }, { "khz": 18160, "label": "Nood (IARU R1)", "type": "emcomm", "left_pct": 92, "freq_label": "18.160 MHz" } ], "character": "WARC-band met 20m-achtig gedrag, maar aanmerkelijk rustiger. Vooral overdag bruikbaar.", "prop_status": "open", "prop_reason": "fot", "prop_label": "Open", "prop_text": "onder de FOT: betrouwbaar pad", "wavelength_m": 16.55, "quarterwave_m": 3.93, "ticks": [ "18.068 MHz", "18.093 MHz", "18.118 MHz", "18.143 MHz", "18.168 MHz" ], "range_label": "18.068 MHz – 18.168 MHz" }, { "name": "15m", "start_khz": 21000, "end_khz": 21450, "color": "#7c3aed", "nl_secondary": false, "nl_novice": false, "nl_novice_max_power": null, "segments": [ { "start_khz": 21000, "end_khz": 21070, "mode": "CW / Digi smal", "mode_group": "cw", "max_bw_hz": 200, "max_power": "400W PEP", "notes": "CW en smalle digitale modes", "nl_notes": null, "width_pct": 15.5556, "freq_label": "21.000 MHz – 21.070 MHz" }, { "start_khz": 21070, "end_khz": 21110, "mode": "Smalle modes", "mode_group": "digi", "max_bw_hz": 500, "max_power": "400W PEP", "notes": "Smalle digitale modes (FT8 op 21.074 MHz)", "nl_notes": null, "width_pct": 8.8889, "freq_label": "21.070 MHz – 21.110 MHz" }, { "start_khz": 21110, "end_khz": 21149, "mode": "Alle modes", "mode_group": "mixed", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "Alle modes, geen SSB", "nl_notes": null, "width_pct": 8.6667, "freq_label": "21.110 MHz – 21.149 MHz" }, { "start_khz": 21149, "end_khz": 21151, "mode": "IBP Bakens", "mode_group": "beacon", "max_bw_hz": 200, "max_power": "100W", "notes": "International Beacon Project", "nl_notes": null, "width_pct": 0.4444, "freq_label": "21.149 MHz – 21.151 MHz" }, { "start_khz": 21151, "end_khz": 21450, "mode": "SSB / Contest", "mode_group": "phone", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "SSB telefonie, contestperiode 21.151-21.450 MHz", "nl_notes": null, "width_pct": 66.4444, "freq_label": "21.151 MHz – 21.450 MHz" } ], "spots": [ { "khz": 21060, "label": "CW QRP", "type": "cw", "left_pct": 13.3333, "freq_label": "21.060 MHz" }, { "khz": 21070, "label": "PSK31", "type": "digi", "left_pct": 15.5556, "freq_label": "21.070 MHz" }, { "khz": 21074, "label": "FT8", "type": "digi", "left_pct": 16.4444, "freq_label": "21.074 MHz" }, { "khz": 21078, "label": "JS8Call", "type": "digi", "left_pct": 17.3333, "freq_label": "21.078 MHz" }, { "khz": 21094.6, "label": "WSPR", "type": "digi", "left_pct": 21.0222, "freq_label": "21.0946 MHz" }, { "khz": 21140, "label": "FT4", "type": "digi", "left_pct": 31.1111, "freq_label": "21.140 MHz" }, { "khz": 21150, "label": "IBP-baken", "type": "beacon", "left_pct": 33.3333, "freq_label": "21.150 MHz" }, { "khz": 21285, "label": "SSB QRP", "type": "phone", "left_pct": 63.3333, "freq_label": "21.285 MHz" }, { "khz": 21340, "label": "SSTV", "type": "sstv", "left_pct": 75.5556, "freq_label": "21.340 MHz" }, { "khz": 21360, "label": "Nood (IARU R1)", "type": "emcomm", "left_pct": 80, "freq_label": "21.360 MHz" } ], "character": "Daglicht-DX-band die sterk meebeweegt met de zonnevlekkencyclus. Bij hoge SFI uitstekend richting alle continenten.", "prop_status": "open", "prop_reason": "fot", "prop_label": "Open", "prop_text": "onder de FOT: betrouwbaar pad", "wavelength_m": 14.12, "quarterwave_m": 3.35, "ticks": [ "21.000 MHz", "21.113 MHz", "21.225 MHz", "21.338 MHz", "21.450 MHz" ], "range_label": "21.000 MHz – 21.450 MHz" }, { "name": "12m", "start_khz": 24890, "end_khz": 24990, "color": "#0891b2", "nl_secondary": false, "nl_novice": false, "nl_novice_max_power": null, "segments": [ { "start_khz": 24890, "end_khz": 24915, "mode": "CW / Digi smal", "mode_group": "cw", "max_bw_hz": 200, "max_power": "400W PEP", "notes": "CW en smalle digitale modes", "nl_notes": null, "width_pct": 25, "freq_label": "24.890 MHz – 24.915 MHz" }, { "start_khz": 24915, "end_khz": 24929, "mode": "Smalle modes", "mode_group": "digi", "max_bw_hz": 500, "max_power": "400W PEP", "notes": "Smalle digitale modes", "nl_notes": null, "width_pct": 14, "freq_label": "24.915 MHz – 24.929 MHz" }, { "start_khz": 24929, "end_khz": 24931, "mode": "IBP Bakens", "mode_group": "beacon", "max_bw_hz": 200, "max_power": "100W", "notes": "International Beacon Project", "nl_notes": null, "width_pct": 2, "freq_label": "24.929 MHz – 24.931 MHz" }, { "start_khz": 24931, "end_khz": 24990, "mode": "SSB / Alle modes", "mode_group": "phone", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "SSB telefonie en alle modes", "nl_notes": null, "width_pct": 59, "freq_label": "24.931 MHz – 24.990 MHz" } ], "spots": [ { "khz": 24906, "label": "CW QRP", "type": "cw", "left_pct": 16, "freq_label": "24.906 MHz" }, { "khz": 24915, "label": "FT8", "type": "digi", "left_pct": 25, "freq_label": "24.915 MHz" }, { "khz": 24919, "label": "FT4", "type": "digi", "left_pct": 29, "freq_label": "24.919 MHz" }, { "khz": 24924.6, "label": "WSPR", "type": "digi", "left_pct": 34.6, "freq_label": "24.9246 MHz" }, { "khz": 24930, "label": "IBP-baken", "type": "beacon", "left_pct": 40, "freq_label": "24.930 MHz" }, { "khz": 24950, "label": "SSB QRP", "type": "phone", "left_pct": 60, "freq_label": "24.950 MHz" } ], "character": "WARC-band die alleen bij hoge zonneactiviteit echt leeft, meestal overdag en samen met 10m.", "prop_status": "marginal", "prop_reason": "muf", "prop_label": "Marginaal", "prop_text": "boven de MUF: geen F2-reflectie", "wavelength_m": 12.02, "quarterwave_m": 2.85, "ticks": [ "24.890 MHz", "24.915 MHz", "24.940 MHz", "24.965 MHz", "24.990 MHz" ], "range_label": "24.890 MHz – 24.990 MHz" }, { "name": "10m", "start_khz": 28000, "end_khz": 29700, "color": "#16a34a", "nl_secondary": false, "nl_novice": true, "nl_novice_max_power": "100W PEP", "segments": [ { "start_khz": 28000, "end_khz": 28070, "mode": "CW / Digi smal", "mode_group": "cw", "max_bw_hz": 200, "max_power": "400W PEP", "notes": "CW en smalle digitale modes", "nl_notes": null, "width_pct": 4.1176, "freq_label": "28.000 MHz – 28.070 MHz" }, { "start_khz": 28070, "end_khz": 28190, "mode": "Smalle modes", "mode_group": "digi", "max_bw_hz": 500, "max_power": "400W PEP", "notes": "Smalle digitale modes (FT8 op 28.074 MHz)", "nl_notes": null, "width_pct": 7.0588, "freq_label": "28.070 MHz – 28.190 MHz" }, { "start_khz": 28190, "end_khz": 28225, "mode": "IBP Bakens", "mode_group": "beacon", "max_bw_hz": 200, "max_power": "100W", "notes": "International Beacon Project bakens", "nl_notes": null, "width_pct": 2.0588, "freq_label": "28.190 MHz – 28.225 MHz" }, { "start_khz": 28225, "end_khz": 28300, "mode": "Bakens", "mode_group": "beacon", "max_bw_hz": 2700, "max_power": "100W", "notes": "Overige bakenactiviteiten", "nl_notes": null, "width_pct": 4.4118, "freq_label": "28.225 MHz – 28.300 MHz" }, { "start_khz": 28300, "end_khz": 29300, "mode": "SSB / Alle modes", "mode_group": "phone", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "SSB telefonie en alle modes", "nl_notes": null, "width_pct": 58.8235, "freq_label": "28.300 MHz – 29.300 MHz" }, { "start_khz": 29300, "end_khz": 29510, "mode": "Satelliet", "mode_group": "satellite", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "Satelliet downlinks", "nl_notes": null, "width_pct": 12.3529, "freq_label": "29.300 MHz – 29.510 MHz" }, { "start_khz": 29510, "end_khz": 29700, "mode": "FM / Simplex", "mode_group": "phone", "max_bw_hz": 6000, "max_power": "400W PEP", "notes": "FM simplex en repeaters, kanaalspaas 10 kHz. Noodfrequentie 29.600 MHz.", "nl_notes": null, "width_pct": 11.1765, "freq_label": "29.510 MHz – 29.700 MHz" } ], "spots": [ { "khz": 28060, "label": "CW QRP", "type": "cw", "left_pct": 3.5294, "freq_label": "28.060 MHz" }, { "khz": 28074, "label": "FT8", "type": "digi", "left_pct": 4.3529, "freq_label": "28.074 MHz" }, { "khz": 28078, "label": "JS8Call", "type": "digi", "left_pct": 4.5882, "freq_label": "28.078 MHz" }, { "khz": 28120, "label": "PSK31", "type": "digi", "left_pct": 7.0588, "freq_label": "28.120 MHz" }, { "khz": 28124.6, "label": "WSPR", "type": "digi", "left_pct": 7.3294, "freq_label": "28.1246 MHz" }, { "khz": 28180, "label": "FT4", "type": "digi", "left_pct": 10.5882, "freq_label": "28.180 MHz" }, { "khz": 28200, "label": "IBP-baken", "type": "beacon", "left_pct": 11.7647, "freq_label": "28.200 MHz" }, { "khz": 28360, "label": "SSB QRP", "type": "phone", "left_pct": 21.1765, "freq_label": "28.360 MHz" }, { "khz": 28680, "label": "SSTV", "type": "sstv", "left_pct": 40, "freq_label": "28.680 MHz" }, { "khz": 29600, "label": "FM-oproep", "type": "fm", "left_pct": 94.1176, "freq_label": "29.600 MHz" } ], "character": "Wisselvallig: nagenoeg dood bij lage zonneactiviteit, spectaculair bij hoge SFI. Daarnaast Sporadic-E van mei tot augustus.", "prop_status": "closed", "prop_reason": "muf", "prop_label": "Gesloten", "prop_text": "boven de MUF: geen F2-reflectie", "wavelength_m": 10.39, "quarterwave_m": 2.47, "ticks": [ "28.000 MHz", "28.425 MHz", "28.850 MHz", "29.275 MHz", "29.700 MHz" ], "range_label": "28.000 MHz – 29.700 MHz" }, { "name": "6m", "start_khz": 50000, "end_khz": 52000, "color": "#2563eb", "nl_secondary": false, "nl_novice": false, "nl_novice_max_power": null, "segments": [ { "start_khz": 50000, "end_khz": 50100, "mode": "CW / EME", "mode_group": "cw", "max_bw_hz": 500, "max_power": "120W PEP", "notes": "CW, EME (Earth-Moon-Earth)", "nl_notes": null, "width_pct": 5, "freq_label": "50.000 MHz – 50.100 MHz" }, { "start_khz": 50100, "end_khz": 50500, "mode": "SSB / CW", "mode_group": "phone", "max_bw_hz": 2700, "max_power": "120W PEP", "notes": "SSB en CW telefonie. DX-venster 50.100-50.130 MHz.", "nl_notes": null, "width_pct": 20, "freq_label": "50.100 MHz – 50.500 MHz" }, { "start_khz": 50500, "end_khz": 51000, "mode": "Alle modes", "mode_group": "mixed", "max_bw_hz": 6000, "max_power": "30W PEP", "notes": "Alle modes inclusief digi en bredere modes", "nl_notes": null, "width_pct": 25, "freq_label": "50.500 MHz – 51.000 MHz" }, { "start_khz": 51000, "end_khz": 52000, "mode": "FM / Alle modes", "mode_group": "phone", "max_bw_hz": 12000, "max_power": "30W PEP", "notes": "FM simplex en repeaters, digitale links", "nl_notes": null, "width_pct": 50, "freq_label": "51.000 MHz – 52.000 MHz" } ], "spots": [ { "khz": 50090, "label": "CW DX-oproep", "type": "cw", "left_pct": 4.5, "freq_label": "50.090 MHz" }, { "khz": 50110, "label": "DX-oproep SSB", "type": "phone", "left_pct": 5.5, "freq_label": "50.110 MHz" }, { "khz": 50150, "label": "SSB-oproep", "type": "phone", "left_pct": 7.5, "freq_label": "50.150 MHz" }, { "khz": 50280, "label": "MSK144", "type": "digi", "left_pct": 14, "freq_label": "50.280 MHz" }, { "khz": 50293, "label": "WSPR", "type": "digi", "left_pct": 14.65, "freq_label": "50.293 MHz" }, { "khz": 50313, "label": "FT8", "type": "digi", "left_pct": 15.65, "freq_label": "50.313 MHz" }, { "khz": 50318, "label": "FT4", "type": "digi", "left_pct": 15.9, "freq_label": "50.318 MHz" }, { "khz": 50323, "label": "FT8 (DX)", "type": "digi", "left_pct": 16.15, "freq_label": "50.323 MHz" }, { "khz": 51510, "label": "FM-oproep", "type": "fm", "left_pct": 75.5, "freq_label": "51.510 MHz" } ], "character": "De 'magische band'. Vooral Sporadic-E (mei-augustus), rond het zonnemaximum ook F2-DX. Verder meteorscatter en tropo.", "prop_status": "marginal", "prop_reason": "es", "prop_label": "Marginaal", "prop_text": "Sporadic-E ondersteunt deze band", "wavelength_m": 5.88, "quarterwave_m": 1.4, "ticks": [ "50.000 MHz", "50.500 MHz", "51.000 MHz", "51.500 MHz", "52.000 MHz" ], "range_label": "50.000 MHz – 52.000 MHz" }, { "name": "4m", "start_khz": 70000, "end_khz": 70500, "color": "#ea580c", "nl_secondary": true, "nl_novice": false, "nl_novice_max_power": null, "segments": [ { "start_khz": 70000, "end_khz": 70100, "mode": "CW / Digi smal", "mode_group": "cw", "max_bw_hz": 500, "max_power": "50W PEP", "notes": "CW en smalle digitale modes", "nl_notes": "Secundair gebruiker in NL, check zendbeperkingen", "width_pct": 20, "freq_label": "70.000 MHz – 70.100 MHz" }, { "start_khz": 70100, "end_khz": 70250, "mode": "SSB / Alle modes", "mode_group": "phone", "max_bw_hz": 6000, "max_power": "50W PEP", "notes": "SSB telefonie en alle modes", "nl_notes": "Secundair gebruiker in NL, check zendbeperkingen", "width_pct": 30, "freq_label": "70.100 MHz – 70.250 MHz" }, { "start_khz": 70250, "end_khz": 70500, "mode": "FM / Alle modes", "mode_group": "phone", "max_bw_hz": 12000, "max_power": "50W PEP", "notes": "FM simplex en repeaters", "nl_notes": "Secundair gebruiker in NL, check zendbeperkingen", "width_pct": 50, "freq_label": "70.250 MHz – 70.500 MHz" } ], "spots": [ { "khz": 70091, "label": "WSPR", "type": "digi", "left_pct": 18.2, "freq_label": "70.091 MHz" }, { "khz": 70154, "label": "FT8", "type": "digi", "left_pct": 30.8, "freq_label": "70.154 MHz" }, { "khz": 70200, "label": "SSB/CW-oproep", "type": "phone", "left_pct": 40, "freq_label": "70.200 MHz" }, { "khz": 70230, "label": "MSK144", "type": "digi", "left_pct": 46, "freq_label": "70.230 MHz" }, { "khz": 70450, "label": "FM-oproep", "type": "fm", "left_pct": 90, "freq_label": "70.450 MHz" } ], "character": "Kleine Europese band. Sporadic-E in de zomer, daarbuiten tropo en meteorscatter. In Nederland secundair.", "prop_status": "marginal", "prop_reason": "es", "prop_label": "Marginaal", "prop_text": "Sporadic-E ondersteunt deze band", "wavelength_m": 4.27, "quarterwave_m": 1.01, "ticks": [ "70.000 MHz", "70.125 MHz", "70.250 MHz", "70.375 MHz", "70.500 MHz" ], "range_label": "70.000 MHz – 70.500 MHz" }, { "name": "2m", "start_khz": 144000, "end_khz": 146000, "color": "#7c3aed", "nl_secondary": false, "nl_novice": true, "nl_novice_max_power": "25W PEP", "segments": [ { "start_khz": 144000, "end_khz": 144150, "mode": "CW / EME", "mode_group": "cw", "max_bw_hz": 500, "max_power": "400W PEP", "notes": "CW, EME. Aanroepfrequentie EME: 144.000 MHz", "nl_notes": null, "width_pct": 7.5, "freq_label": "144.000 MHz – 144.150 MHz" }, { "start_khz": 144150, "end_khz": 144400, "mode": "SSB / CW", "mode_group": "phone", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "SSB/CW. Aanroepfrequentie SSB: 144.300 MHz", "nl_notes": null, "width_pct": 12.5, "freq_label": "144.150 MHz – 144.400 MHz" }, { "start_khz": 144400, "end_khz": 144500, "mode": "IBP Bakens", "mode_group": "beacon", "max_bw_hz": 500, "max_power": "100W", "notes": "International Beacon Project bakens (144.490-144.493 MHz)", "nl_notes": null, "width_pct": 5, "freq_label": "144.400 MHz – 144.500 MHz" }, { "start_khz": 144500, "end_khz": 144794, "mode": "Alle modes / Digi", "mode_group": "digi", "max_bw_hz": 6000, "max_power": "400W PEP", "notes": "Alle modes, digitale modes aanbevolen", "nl_notes": null, "width_pct": 14.7, "freq_label": "144.500 MHz – 144.794 MHz" }, { "start_khz": 144794, "end_khz": 145194, "mode": "FM Repeaters (in)", "mode_group": "phone", "max_bw_hz": 12000, "max_power": "400W PEP", "notes": "FM repeater inkomstfrequenties (R0-R7), kanaalspaas 25 kHz", "nl_notes": null, "width_pct": 20, "freq_label": "144.794 MHz – 145.194 MHz" }, { "start_khz": 145194, "end_khz": 145806, "mode": "FM Simplex", "mode_group": "phone", "max_bw_hz": 12000, "max_power": "400W PEP", "notes": "FM simplex kanalen, S0-S23. Aanroep S20 = 145.500 MHz. Nood S15 = 145.375 MHz.", "nl_notes": null, "width_pct": 30.6, "freq_label": "145.194 MHz – 145.806 MHz" }, { "start_khz": 145806, "end_khz": 146000, "mode": "Satelliet", "mode_group": "satellite", "max_bw_hz": 12000, "max_power": "400W PEP", "notes": "Exclusief satellietgebruik", "nl_notes": null, "width_pct": 9.7, "freq_label": "145.806 MHz – 146.000 MHz" } ], "spots": [ { "khz": 144050, "label": "CW-oproep", "type": "cw", "left_pct": 2.5, "freq_label": "144.050 MHz" }, { "khz": 144170, "label": "FT4", "type": "digi", "left_pct": 8.5, "freq_label": "144.170 MHz" }, { "khz": 144174, "label": "FT8", "type": "digi", "left_pct": 8.7, "freq_label": "144.174 MHz" }, { "khz": 144300, "label": "SSB-oproep", "type": "phone", "left_pct": 15, "freq_label": "144.300 MHz" }, { "khz": 144360, "label": "MSK144", "type": "digi", "left_pct": 18, "freq_label": "144.360 MHz" }, { "khz": 144490, "label": "WSPR", "type": "digi", "left_pct": 24.5, "freq_label": "144.490 MHz" }, { "khz": 144800, "label": "APRS", "type": "aprs", "left_pct": 40, "freq_label": "144.800 MHz" }, { "khz": 145500, "label": "FM-oproep", "type": "fm", "left_pct": 75, "freq_label": "145.500 MHz" }, { "khz": 145825, "label": "ISS APRS-digipeater", "type": "sat", "left_pct": 91.25, "freq_label": "145.825 MHz" } ], "character": "Overwegend tropo, met openingen bij hogedruk-inversie. Daarnaast meteorscatter, EME, satellieten en het gros van de FM-repeaters.", "prop_status": null, "prop_reason": null, "prop_label": null, "prop_text": null, "wavelength_m": 2.07, "quarterwave_m": 0.49, "ticks": [ "144.000 MHz", "144.500 MHz", "145.000 MHz", "145.500 MHz", "146.000 MHz" ], "range_label": "144.000 MHz – 146.000 MHz" }, { "name": "70cm", "start_khz": 430000, "end_khz": 440000, "color": "#dc2626", "nl_secondary": true, "nl_novice": true, "nl_novice_max_power": "25W PEP", "segments": [ { "start_khz": 430000, "end_khz": 432000, "mode": "Alle modes", "mode_group": "mixed", "max_bw_hz": 12000, "max_power": "400W PEP", "notes": "Alle modes", "nl_notes": "Secundair gebruiker, check zendbeperkingen bij evenementen", "width_pct": 20, "freq_label": "430.000 MHz – 432.000 MHz" }, { "start_khz": 432000, "end_khz": 432500, "mode": "CW / SSB / EME", "mode_group": "cw", "max_bw_hz": 2700, "max_power": "400W PEP", "notes": "CW, SSB, EME. Aanroep SSB: 432.200 MHz", "nl_notes": "Secundair gebruiker", "width_pct": 5, "freq_label": "432.000 MHz – 432.500 MHz" }, { "start_khz": 432500, "end_khz": 433000, "mode": "Alle modes / Digi", "mode_group": "digi", "max_bw_hz": 6000, "max_power": "400W PEP", "notes": "Alle modes, digitale modes", "nl_notes": "Secundair gebruiker", "width_pct": 5, "freq_label": "432.500 MHz – 433.000 MHz" }, { "start_khz": 433000, "end_khz": 433375, "mode": "FM / Digi", "mode_group": "phone", "max_bw_hz": 12000, "max_power": "400W PEP", "notes": "FM en digitale modes", "nl_notes": "Secundair gebruiker", "width_pct": 3.75, "freq_label": "433.000 MHz – 433.375 MHz" }, { "start_khz": 433375, "end_khz": 433625, "mode": "FM Simplex", "mode_group": "phone", "max_bw_hz": 12000, "max_power": "400W PEP", "notes": "FM simplex. Aanroep SU20 = 433.500 MHz (noodfrequentie).", "nl_notes": "Secundair gebruiker", "width_pct": 2.5, "freq_label": "433.375 MHz – 433.625 MHz" }, { "start_khz": 433625, "end_khz": 435000, "mode": "Alle modes / Digi", "mode_group": "mixed", "max_bw_hz": 12000, "max_power": "400W PEP", "notes": "Alle modes, digitale links, ATV", "nl_notes": "Secundair gebruiker", "width_pct": 13.75, "freq_label": "433.625 MHz – 435.000 MHz" }, { "start_khz": 435000, "end_khz": 438000, "mode": "Satelliet", "mode_group": "satellite", "max_bw_hz": 20000, "max_power": "400W PEP", "notes": "Satelliet uplink/downlink", "nl_notes": "Secundair gebruiker", "width_pct": 30, "freq_label": "435.000 MHz – 438.000 MHz" }, { "start_khz": 438000, "end_khz": 440000, "mode": "FM Repeaters", "mode_group": "phone", "max_bw_hz": 12000, "max_power": "400W PEP", "notes": "FM repeater uitgangsfrequenties, digitale repeaters", "nl_notes": "Secundair gebruiker, check zendbeperkingen bij evenementen", "width_pct": 20, "freq_label": "438.000 MHz – 440.000 MHz" } ], "spots": [ { "khz": 432050, "label": "CW-oproep", "type": "cw", "left_pct": 20.5, "freq_label": "432.050 MHz" }, { "khz": 432174, "label": "FT8", "type": "digi", "left_pct": 21.74, "freq_label": "432.174 MHz" }, { "khz": 432200, "label": "SSB-oproep", "type": "phone", "left_pct": 22, "freq_label": "432.200 MHz" }, { "khz": 432360, "label": "MSK144", "type": "digi", "left_pct": 23.6, "freq_label": "432.360 MHz" }, { "khz": 433500, "label": "FM-oproep", "type": "fm", "left_pct": 35, "freq_label": "433.500 MHz" } ], "character": "Tropo en lokaal FM/DMR-verkeer. Openingen zijn korter dan op 2m maar scherper afgetekend. Ook satellieten en ATV.", "prop_status": null, "prop_reason": null, "prop_label": null, "prop_text": null, "wavelength_m": 0.69, "quarterwave_m": 0.16, "ticks": [ "430.000 MHz", "432.500 MHz", "435.000 MHz", "437.500 MHz", "440.000 MHz" ], "range_label": "430.000 MHz – 440.000 MHz" }, { "name": "23cm", "start_khz": 1240000, "end_khz": 1300000, "color": "#0891b2", "nl_secondary": false, "nl_novice": false, "nl_novice_max_power": null, "segments": [ { "start_khz": 1240000, "end_khz": 1260000, "mode": "Alle modes / ATV", "mode_group": "mixed", "max_bw_hz": 20000, "max_power": "120W PEP", "notes": "Alle modes, ATV (amateur televisie)", "nl_notes": null, "width_pct": 33.3333, "freq_label": "1.240 GHz – 1.260 GHz" }, { "start_khz": 1260000, "end_khz": 1270000, "mode": "Satelliet", "mode_group": "satellite", "max_bw_hz": 20000, "max_power": "120W PEP", "notes": "Satelliet uplinks", "nl_notes": null, "width_pct": 16.6667, "freq_label": "1.260 GHz – 1.270 GHz" }, { "start_khz": 1270000, "end_khz": 1296000, "mode": "Alle modes", "mode_group": "mixed", "max_bw_hz": 20000, "max_power": "120W PEP", "notes": "Alle modes", "nl_notes": null, "width_pct": 43.3333, "freq_label": "1.270 GHz – 1.296 GHz" }, { "start_khz": 1296000, "end_khz": 1296500, "mode": "CW / SSB", "mode_group": "cw", "max_bw_hz": 2700, "max_power": "120W PEP", "notes": "CW en SSB. Aanroep SSB: 1296.200 MHz", "nl_notes": null, "width_pct": 0.8333, "freq_label": "1.296 GHz – 1.2965 GHz" }, { "start_khz": 1296500, "end_khz": 1296800, "mode": "Alle modes / Digi", "mode_group": "digi", "max_bw_hz": 20000, "max_power": "120W PEP", "notes": "Alle modes, digitale modes", "nl_notes": null, "width_pct": 0.5, "freq_label": "1.2965 GHz – 1.2968 GHz" }, { "start_khz": 1296800, "end_khz": 1297000, "mode": "Bakens", "mode_group": "beacon", "max_bw_hz": 2700, "max_power": "100W", "notes": "Bakenactiviteiten", "nl_notes": null, "width_pct": 0.3333, "freq_label": "1.2968 GHz – 1.297 GHz" }, { "start_khz": 1297000, "end_khz": 1300000, "mode": "FM / Alle modes", "mode_group": "phone", "max_bw_hz": 20000, "max_power": "120W PEP", "notes": "FM, digitale modes, repeaters", "nl_notes": null, "width_pct": 5, "freq_label": "1.297 GHz – 1.300 GHz" } ], "spots": [ { "khz": 1296174, "label": "FT8", "type": "digi", "left_pct": 93.6233, "freq_label": "1.2962 GHz" }, { "khz": 1296200, "label": "SSB/CW-oproep", "type": "phone", "left_pct": 93.6667, "freq_label": "1.2962 GHz" }, { "khz": 1297500, "label": "FM-oproep", "type": "fm", "left_pct": 95.8333, "freq_label": "1.2975 GHz" } ], "character": "Vrijwel line-of-sight, met tropo-ducting over zee. Smalle antennebundels; populair voor EME, ATV en snelle datalinks.", "prop_status": null, "prop_reason": null, "prop_label": null, "prop_text": null, "wavelength_m": 0.24, "quarterwave_m": 0.06, "ticks": [ "1.240 GHz", "1.255 GHz", "1.270 GHz", "1.285 GHz", "1.300 GHz" ], "range_label": "1.240 GHz – 1.300 GHz" } ], "nl_overlay": [ { "start_khz": 70000, "end_khz": 70500, "note": "4m band: Secundair gebruiker in Nederland", "link": "/zendbeperkingen" }, { "start_khz": 430000, "end_khz": 440000, "note": "70cm band: Secundair gebruiker, frequentiebeperkingen mogelijk bij evenementen", "link": "/zendbeperkingen" } ], "mode_groups": { "cw": { "label": "CW / Morse", "color": "#16a34a", "description": "Morse code en smalle digitale modes (max 200 Hz)", "count": 15 }, "phone": { "label": "Telefonie", "color": "#2563eb", "description": "SSB, AM, FM en analoge spraak", "count": 23 }, "digi": { "label": "Digitaal", "color": "#dc2626", "description": "FT8, PSK, RTTY, data en smalle digitale modes", "count": 13 }, "mixed": { "label": "Alle modes", "color": "#7c3aed", "description": "Meerdere modes toegestaan", "count": 10 }, "beacon": { "label": "Bakens", "color": "#d97706", "description": "Bakenzenders en IBP (International Beacon Project)", "count": 8 }, "satellite": { "label": "Satelliet", "color": "#0891b2", "description": "Amateur satelliet uplinks en downlinks", "count": 4 } }, "version": "IARU Region 1 2023 + NL (BWBR0036375)", "source": "https://www.iaru-r1.org/on-the-air/band-plans/", "nl_source": "https://wetten.overheid.nl/BWBR0036375/2024-06-20", "spots_source": "IARU Region 1 bandplan (aanbevolen centrum- en aanroepfrequenties) aangevuld met de wereldwijd gebruikelijke standaardfrequenties van WSJT-X, JS8Call en WSPR. Richtlijn, geen wettelijke verplichting.", "propagation": { "muf": 25.1, "fot": 21.3, "luf": 3.7, "is_day": true, "es": "Mogelijk" }, "stats": { "total_bands": 17, "total_segments": 73, "total_spots": 111, "mode_groups": { "mixed": 10, "cw": 15, "digi": 13, "phone": 23, "beacon": 8, "satellite": 4 }, "spot_types": { "cw": 15, "digi": 59, "phone": 14, "sstv": 5, "emcomm": 5, "beacon": 5, "fm": 6, "aprs": 1, "sat": 1 }, "version": "IARU Region 1 2023 + NL (BWBR0036375)", "source_updated": "2026-02-26" }, "updated_at": 1785909901 }