radioartisan / Radio Artisan
We support experimenters of all levels and exchange ideas about amateur radio hardware homebrewing and software development, especially involving Arduinos, Raspberry Pis, computers,
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2,441 Members, 3,733 Topics, Public Archive, Last Post:
TS-590 / Kenwood TS-590 Discussion Group
This group with about 2300 members provides a forum for discussions about the Kenwood TS-590S and TS-590SG Amateur Radio Transceiver.
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2,312 Members, 6,903 Topics, Public Archive, Restricted, Last Post:
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 mandated
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2,213 Members, 755 Topics, Public Archive, Last Post:
glaarg-vec / GLAARG VEC
The Greater Los Angeles Amateur Radio Group VEC is one of the 14 FCC-recognized Volunteer-Exam Coordinators conducting amateur radio exams.
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2,044 Members, 9 Topics, Private Archive, Restricted, Last Post:
Ham-Antennas / Ham-Antennas
Discussion of amateur radio antenna systems, feedlines, matching networks, and related topics. Anything and everything, tell us or ask questions.
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1,968 Members, 1,846 Topics, Public Archive, Last Post:
DRAKE-RADIO
For the sharing of information and help in repairing the Drake Radio Line of Amateur Radios. Please note.
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1,911 Members, 15,315 Topics, Public Archive, Restricted, Last Post:
direwolf / Dire Wolf Software TNC
In 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.
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1,908 Members, 1,765 Topics, Public Archive, Last Post:
FlexRadioSmartSDR / FlexRadioSmartSDR
TAGS: 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 participate
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1,851 Members, 3,541 Topics, Public Archive, Restricted, Last Post:
MMTTY-SB-RTTY / MMTTY Amateur Radio RTTY Software
Since there are numerous sites dedicated to selling radio gear, we will not allow posting equipment for sale. Doing so will get you banned.
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1,838 Members, 223 Topics, Public Archive, Last Post:
Elecraft-K4 / Elecraft K4 Direct Sampling Transceiver and then some!
RADIO CALL WHEN APPLYING FOR MEMBERSHIP.
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1,816 Members, 6,277 Topics, Private Archive, Restricted, Last Post:
hfpack / HFpack
INFORMATION - HF PORTABLE - MOBILE - EMERGENCY COMMUNICATIONS - HF Pack - AMATEUR RADIO - TRAVEL - PORTABLE - BASE - MANPACK - BACKPACK - QRP - QRO - BIKE - AIR - MARINE - EQUIPMENT
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1,805 Members, 912 Topics, Public Archive, Last Post:
larrys-list / Larry's List FYI
Larry'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.
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1,730 Members, 7,584 Topics, Private Archive, Restricted, Last Post:
GridTrackerApp / GridTracker - An Amateur Radio Community
GridTracker by the Amateur Radio Community GridTracker : An Amateur Radio Community We are growing so fast and so many new people are joining us, from the Facebook group, the Groups.Io
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1,689 Members, 2,319 Topics, Public Archive, Last Post:
ardop
The groups.io home of the Amateur Radio Digital Open Protocol.
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1,637 Members, 4 Topics, Public Archive, Restricted, Last Post:
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.
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1,618 Members, 455 Topics, Public Archive, Last Post:
Moon-Net / Moon-Net
Moon-Net is an e-mail reflector intended for discussion and announcements concerning amateur radio moonbounce (EME) communications. Membership is open to everyone.
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1,585 Members, 24,252 Topics, Public Archive, Last Post:
steppir / SteppIR Antennas
This is THE place to ask questions and get information from owners and users of these unique, tunable Amateur Radio antennas.
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1,524 Members, 3,108 Topics, Private Archive, Restricted, Last Post:
hflink / HFLINK
Global ALE High Frequency Network HFN - Amateur Radio - Ham Radio - Emergency Disaster Relief Communications - HF Interoperability - ALE Information - Software - Selcall - Digital HF
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1,519 Members, 827 Topics, Public Archive, Last Post:
RSGBTechnical / RSGBTech
Welcome 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.
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1,503 Members, 8,942 Topics, Private Archive, Restricted, Last Post:
APRS / APRS - Automatic Packet Reporting System
The APRS network has grown to most countries with strong Amateur Radio populations.
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1,480 Members, 819 Topics, Public Archive, Last Post: