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| bands-and-modes [2022/01/30 16:37] – m0lte | bands-and-modes [2022/01/30 16:54] (current) – m0lte |
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| ^ Band ^ Frequencies ^ Daytime ^ Night-time ^ Comments ^ Traffic ^ Contests ^ | ^ Band ^ Daytime ^ Night-time ^ Comments ^ Traffic ^ Contests ^ |
| | 160m | 1.81-2MHz | Ground wave (120km) | DX but antennas often compromised | Noisy with summer storms | Data modes, SSB and CW, some AM to be found. | Yes | | | 160m \\ 1.81-2MHz | Ground wave (120km) | DX but antennas often compromised | Noisy with summer storms | Data modes, SSB and CW, some AM to be found. | Yes | |
| | 80m | 3.5-3.8MHz | Ground wave / NVIS | DX | Lots of long-winded chat. Massively busy during contests. | Everything, lots of SSB, CW, AM and data | Yes | | | 80m \\ 3.5-3.8MHz | Ground wave / NVIS | DX | Lots of long-winded chat. Massively busy during contests. | Everything, lots of SSB, CW, AM and data | Yes | |
| | 60m | 5MHz | Ground wave / NVIS | DX and local | Channelised, shared with military, caution operating here. Full UK Licence Only | FT8, SSB. No contests. | No | | | 60m \\ 5MHz | Ground wave / NVIS | DX and local | Channelised, shared with military, caution operating here. Full UK Licence Only | FT8, SSB. No contests. | No | |
| | 40m | 7.0-7.2MHz | Often open worldwide | Often open worldwide | Bread and butter HF band. Massively busy during contests. Mind the upper limit, we have less than the US. | Everything, lots of SSB and CW and data | Yes | | | 40m \\ 7.0-7.2MHz | Often open worldwide | Often open worldwide | Bread and butter HF band. Massively busy during contests. Mind the upper limit, we have less than the US. | Everything, lots of SSB and CW and data | Yes | |
| | 30m | 10.1-10.15MHz | Open worldwide | Generally closes after sunset | Very narrow data-only HF band. Often great conditions. | Data/CW only, no voice allowed | No | | | 30m \\ 10.1-10.15MHz | Open worldwide | Generally closes after sunset | Very narrow data-only HF band. Often great conditions. | Data/CW only, no voice allowed | No | |
| | 20m | 14.0-14.35MHz | Open worldwide | Closes after sunset | Bread and butter HF band. Massively busy during contests. | Everything here. A bit of a zoo. | Yes | | | 20m \\ 14.0-14.35MHz | Open worldwide | Closes after sunset | Bread and butter HF band. Massively busy during contests. | Everything here. A bit of a zoo. | Yes | |
| | 17m | 18.068-18.168MHz | | | "Polite 20m". 20m non-contest traffic often comes here during the major contests. | SSB, CW, FT8 | No | | | 17m \\ 18.068-18.168MHz | | | "Polite 20m". 20m non-contest traffic often comes here during the major contests. | SSB, CW, FT8 | No | |
| | 15m | 21.0-21.45MHz | | | Big wide allocation, not much traffic | SSB, CW, FT8 | Yes | | | 15m \\ 21.0-21.45MHz | | | Big wide allocation, not much traffic | SSB, CW, FT8 | Yes | |
| | 12m | 24.89-24.99MHz | | | No contests. | SSB, CW, FT8 | No | | | 12m \\ 24.89-24.99MHz | | | No contests. | SSB, CW, FT8 | No | |
| | 10m | 28.0-29.7MHz | Generally closed but opens when the MUF gets up this high, then comes to life! | Generally closed, but try grey-line to Japan (AM), South America (PM) | Massive wide band, great for local experimentation, FM DX | All sorts, including more FM than the HF bands. New York 10m FM repeater from the UK anyone? Perfectly possible with good conditions. | Yes | | | 10m \\ 28.0-29.7MHz | Generally closed but opens when the MUF gets up this high, then comes to life! | Generally closed, but try grey-line to Japan (AM), South America (PM) | Massive wide band, great for local experimentation, FM DX | All sorts, including more FM than the HF bands. New York 10m FM repeater from the UK anyone? Perfectly possible with good conditions. | Yes | |
| | 6m | 50-52MHz | Normally no atmospheric prop | Normally no atmospheric prop | "The magic band". Sporadic E propagation makes this band look like 20m for really short periods in the spring. | FT8, SSB, FM, repeaters! | Yes | | | 6m \\ 50-52MHz | Normally no atmospheric prop | Normally no atmospheric prop | "The magic band". Sporadic E propagation makes this band look like 20m for really short periods in the spring. | FT8, SSB, FM, repeaters! | Yes | |
| | 4m | 70-70.5MHz | Normally no atmospheric prop | Normally no atmospheric prop | Pockets of activity around the country. Similar to 2m. | Mostly FM, but more SSB now the IC7300 exists. | Uncommon | | | 4m \\ 70-70.5MHz | Normally no atmospheric prop | Normally no atmospheric prop | Pockets of activity around the country. Similar to 2m. | Mostly FM, but more SSB now the IC7300 exists. | Uncommon | |
| | 2m | 144-146MHz | Normally no atmospheric prop | Normally no atmospheric prop | Pretty much as high as sporadic E propagation ever gets. Tropospheric enhancements can open 2m up as far as southern Europe sporadically. | FM simplex, FM repeaters, APRS (including ISS), FT8, SSB, pockets of AX.25 packet. There's a TV section you can request an NoV for above 2m. Satellites at the top end of the band and CW at the bottom. | Yes | | | 2m \\ 144-146MHz | Normally no atmospheric prop | Normally no atmospheric prop | Pretty much as high as sporadic E propagation ever gets. Tropospheric enhancements can open 2m up as far as southern Europe sporadically. | FM simplex, FM repeaters, APRS (including ISS), FT8, SSB, pockets of AX.25 packet. There's a TV section you can request an NoV for above 2m. Satellites at the top end of the band and CW at the bottom. | Yes | |
| | 70cm | 430-440MHz | Normally no atmospheric prop | Normally no atmospheric prop | Shared with ISM / other users, some geographic restrictions on use, check your licence | FM repeaters, FM simplex, some amateur TV, lots of bleeps and bloops to decode. Satellites in this band too. | Uncommon | | | 70cm \\ 430-440MHz | Normally no atmospheric prop | Normally no atmospheric prop | Shared with ISM / other users, some geographic restrictions on use, check your licence | FM repeaters, FM simplex, some amateur TV, lots of bleeps and bloops to decode. Satellites in this band too. | Uncommon | |
| | 23cm | 1240-1325MHz | Normally no atmospheric prop | Normally no atmospheric prop | Is present on IC-9700 | SSB, repeaters, beacons, ATV | Specialist | | | 23cm \\ 1240-1325MHz | Normally no atmospheric prop | Normally no atmospheric prop | Is present on IC-9700 | SSB, repeaters, beacons, ATV | Specialist | |
| | 13cm | 2300-2450MHz | Normally no atmospheric prop | Normally no atmospheric prop| Used as the uplink band for QO-100 geostationary satellite ops. Usable using transverters generally with 70cm equipment. Unfortunately not open to Foundation licence holders | ATV, SSB | Specialist | | | 13cm \\ 2300-2450MHz | Normally no atmospheric prop | Normally no atmospheric prop| Used as the uplink band for QO-100 geostationary satellite ops. Usable using transverters generally with 70cm equipment. Unfortunately not open to Foundation licence holders | ATV, SSB | Specialist | |
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| ==== Notes ==== | ==== Notes ==== |
| | 20m | 14.074 | 20m FT8 | | | 20m | 14.074 | 20m FT8 | |
| | 30m | 10.000 | WWV, American time station | | | 30m | 10.000 | WWV, American time station | |
| | 80m | 3.76 | WAB net | | | 40m | 7.16 | WAB net | |
| | 40m | 7.16 | WAB net | | | 80m | 3.76 | WAB net | |
| | | 160m | 1.933 | 1933 net | |
| | ... | ... | ... | | | ... | ... | ... | |
