radioartisan / Radio ArtisanWe support experimenters of all levels and exchange ideas about amateur radio hardware homebrewing and software development, especially involving Arduinos, Raspberry Pis, computers,Created:
2,478 Members,
3,847 Topics,
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SHARI / SHARI(SHARI is designed as a kit for construction and use in the amateur radio service by licensed amateur radio operators who can assure that their assembled SHARI kit meets FCC mandatedCreated:
2,408 Members,
829 Topics,
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TS-590 / Kenwood TS-590 Discussion GroupThis group with about 2300 members provides a forum for discussions about the Kenwood TS-590S and TS-590SG Amateur Radio Transceiver.Created:
2,314 Members,
7,047 Topics,
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glaarg-vec / GLAARG VECThe Greater Los Angeles Amateur Radio Group VEC is one of the 14 FCC-recognized Volunteer-Exam Coordinators conducting amateur radio exams.Created:
2,099 Members,
10 Topics,
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Ham-Antennas / Ham-AntennasDiscussion of amateur radio antenna systems, feedlines, matching networks, and related topics. Anything and everything, tell us or ask questions.Created:
2,060 Members,
2,087 Topics,
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FlexRadioSmartSDR / FlexRadioSmartSDRTAGS: Ham radio Amateur radio Flex radio SDR radio The group is "user owned and operated" and not affiliated with Flex Radio although employees are encouraged to participateCreated:
2,006 Members,
4,199 Topics,
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direwolf / Dire Wolf Software TNCIn the early days of Amateur Packet Radio, it was necessary to use an expensive “Terminal Node Controller” (TNC) with specialized hardware. Those days are gone.Created:
1,980 Members,
1,886 Topics,
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DRAKE-RADIOFor the sharing of information and help in repairing the Drake Radio Line of Amateur Radios. Please note.Created:
1,951 Members,
16,112 Topics,
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Elecraft-K4 / Elecraft K4 Direct Sampling Transceiver and then some!RADIO CALL WHEN APPLYING FOR MEMBERSHIP.Created:
1,939 Members,
7,301 Topics,
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hfpack / HFpackINFORMATION - HF PORTABLE - MOBILE - EMERGENCY COMMUNICATIONS - HF Pack - AMATEUR RADIO - TRAVEL - PORTABLE - BASE - MANPACK - BACKPACK - QRP - QRO - BIKE - AIR - MARINE - EQUIPMENTCreated:
1,768 Members,
952 Topics,
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MMTTY-SB-RTTY / MMTTY Amateur Radio RTTY SoftwareSince there are numerous sites dedicated to selling radio gear, we will not allow posting equipment for sale. Doing so will get you banned.Created:
1,748 Members,
241 Topics,
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larrys-list / Larry's List FYILarry's List is a group of Amateur Radio messages. This is the main group. There is sub-groups for specific topics. This group is for topic not listed as a sub-group.Created:
1,729 Members,
8,292 Topics,
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ardc / Amateur Radio Digital CommunicationsThe mission of Amateur Radio Digital Communications (ARDC) is to support, promote, and enhance digital communication and broader communication science and technology, to promote AmateurCreated:
1,723 Members,
144 Topics,
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Moon-Net / Moon-NetMoon-Net is an e-mail reflector intended for discussion and announcements concerning amateur radio moonbounce (EME) communications. Membership is open to everyone.Created:
1,716 Members,
25,364 Topics,
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GridTrackerApp / GridTracker - An Amateur Radio CommunityGridTracker by the Amateur Radio Community GridTracker : An Amateur Radio Community Please visit our Discord server for all bug reports, feature requsts and for community supportCreated:
1,700 Members,
2,439 Topics,
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ardopThe groups.io home of the Amateur Radio Digital Open Protocol.Created:
1,648 Members,
4 Topics,
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Winmor / WinLink - WINMOR Protocol, VARA FM/HF, ARDOP, PACTOR and Related Topics for WinLINK Express** The Original Unofficial User Support Group Since 2008 ** Please state your valid amateur radio call sign when requesting membership.Created:
1,578 Members,
487 Topics,
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APRS / APRS - Automatic Packet Reporting SystemThe APRS network has grown to most countries with strong Amateur Radio populations.Created:
1,552 Members,
1,052 Topics,
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hflink / HFLINKGlobal ALE High Frequency Network HFN - Amateur Radio - Ham Radio - Emergency Disaster Relief Communications - HF Interoperability - ALE Information - Software - Selcall - Digital HFCreated:
1,518 Members,
895 Topics,
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RSGBTechnical / RSGBTechWelcome to RSGBTech, an independent group open to ALL radio amateurs to discuss amateur radio related technical matters, be it a technical query or area of interest.Created:
1,510 Members,
9,123 Topics,
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