antenna-research / Antenna ResearchThe group was set up by a former professional antenna designer who wanted somewhere to discuss interesting research topics, without being bogged down with basic amateur radio antennaCreated:
772 Members,
186 Topics,
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tait / Tait RadiosDiscussion about Tait radio products. For use in but not limited to commercial, ham/amateur and CB radio use. Part of the Radio Programming Community.Created:
753 Members,
546 Topics,
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FTdx-3000Always identify yourself or your amateur call sign when you sign in.Created:
723 Members,
878 Topics,
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TXBPFIf you wish to join this group and hold an amateur radio licence you should drop me a note with your call-sign when subscribing.Created:
711 Members,
955 Topics,
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TinyTrak / TinyTrak - A Group for Users of All Byonics ProductsGeneral APRS questions should be directed to an APRS list (e.g. https://groups.io/g/APRS) Please state your valid amateur radio call sign when requesting to join and always sign yourCreated:
706 Members,
329 Topics,
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FFMAMembership requires having an amateur radio license.Created:
692 Members,
5,609 Topics,
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Scanners / Scanners - Uniden / WhistlerDISCORD - LIVE CHAT - scanners https://discord.gg/G36wZJvhE2 Discord- LIVE CHAT - Amateur Radio invite https://discord.gg/dw7TgUhfFV Radio Scanners https://groups.io/g/Scanners RadioCreated:
692 Members,
76 Topics,
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voip-wxnetIRLP/ECHOLINK - VoIP (Voice over Internet Protocol) Amateur Radio Severe Weather Reporting Network. Participating Linked Repeater Owners / User Group Remailer.Created:
689 Members,
3,534 Topics,
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tarpn / T.A.R.P.N. -- Terrestrial Amateur Radio Packet NetworkThe system is fully Amateur Radio, and not linked via commercial services. This is an Amateur Radio project. No Internet required and no Internet desired.Created:
685 Members,
942 Topics,
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icomradio / Icom RadiosAll types of Icom radio communications and scanners. Commercial - Land Mobile CB - Citizens Band Amateur Avionics Marine Network/IP Part of the Radio Programming Community.Created:
681 Members,
207 Topics,
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ninotnc / NinoTNC Support Reflectorreflector This group is run by the TARPN organization -- Terrestrial Amateur Radio Packet Network.Created:
669 Members,
557 Topics,
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RacalRadio / Racal RadiosWe very much welcome postings relating to on-air use of the Racal manpacks, either anecdotal during their military service or references to current use in amateur radio or other serviceCreated:
654 Members,
2,519 Topics,
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HBTE / Amateur Radio Homebrew Test EquipmentFocus is on Amateur Radio Homebrew Test Equipment. This means test equipment that you have designed, built, or are thinking about building.Created:
650 Members,
271 Topics,
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G6LBQYou may reproduce my designs for your own NON COMMERCIAL use within the Hobby of Amateur Radio.Created:
645 Members,
796 Topics,
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070Club / 070 Club GroupThis is the groups.io group/reflector for the 070 Club, the world's premier amateur radio PSK-31 user club.Created:
636 Members,
22,940 Topics,
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kcarc / Kitsap County Amateur Radio Club - KC7ZKitsap County Amateur Radio Club General Mailing ListCreated:
635 Members,
1,297 Topics,
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RSGB-Workshop / RSGB WorkshopMembership is open to all radio amateurs and radio and electronics enthusiasts and anyone of a technical bent, and certainly not just for RSGB members.Created:
632 Members,
1,533 Topics,
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AmateurRadioBuilders / The group for Amateur Radio Operators that Build ThingsThis group was initiated to share ideas, design and build the latest Amateur Radios and associated devices.Created:
631 Members,
1,208 Topics,
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HarrisRadio(Groups.io does not automatically set the displayed name, you have to do this) You may also provide your amateur radio call sign if you have one.Created:
631 Members,
2,737 Topics,
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apache-labs / Apache Labs GroupThe purpose of this group is to discuss Apache Labs Amateur Radio Transceivers, their associated firmware, application software, and issues related to Apache Software Defined Radio&Created:
627 Members,
751 Topics,
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