ic-905 / The new IC-905 VHF/UHF/SHF/Microwave Transceiver System
-10G head-end unit) **Please note** Licensed radio amateurs as well as SWL's are eligible for membership.
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591 Members, 222 Topics, Private Archive, Restricted, Last Post:
DroidStar / Droid Star
Droid Star App and Dude Star app for Amateur Radio
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588 Members, 224 Topics, Public Archive, Last Post:
icomradio / Icom Radios
All types of Icom radio communications and scanners. Commercial - Land Mobile CB - Citizens Band Amateur Avionics Marine Network/IP Part of the Radio Programming Community.
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582 Members, 167 Topics, Private Archive, Restricted, Last Post:
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.
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580 Members, 2,464 Topics, Public Archive, Restricted, Last Post:
DigitalATV / Digital Amateur Television
Digital Amateur Television The purpose of this group is to share knowledge & experiences using and developing DATV technology for amateur radio (ham radio) use.
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575 Members, 1,237 Topics, Private Archive, Last Post:
icom7300 / ICOM IC7300 IC-7300 SDR Transceiver
Amateur radio’s first adopted the “RF direct sampling method”  (as the main amateur radio equipment manufacturer) The implementation phase noise characteristics that transcend the
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573 Members, 176 Topics, Private Archive, Restricted, Last Post:
FTdx-5000
We're all about camaraderie and enjoying the Ham Radio Hobby! And we're proud to be a forum that WELCOMES all new Hams to our ranks.
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563 Members, 835 Topics, Public Archive, Restricted, Last Post:
AmateurRadioBuilders / The group for Amateur Radio Operators that Build Things
This group was initiated to share ideas, design and build the latest Amateur Radios and associated devices.
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557 Members, 1,023 Topics, Public Archive, Last Post:
DigitalHamRADIO / Digital Ham Radio / Amateur Radio
Digital Ham Radio / Amateur Radio Discussion Group DigitalHamRADIO@groups.io https://groups.io/g/DigitalHamRADIO www.HamNetList.com Amateur Radio operator call-sign search by County
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549 Members, 69 Topics, Private Archive, Restricted, Last Post:
yaac-users
For users, bug-reporters, and contributors to the amateur radio APRS program YAAC ("Yet Another APRS Client").
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548 Members, 617 Topics, Public Archive, Last Post:
apache-labs / Apache Labs Group
The 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&
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544 Members, 557 Topics, Public Archive, Last Post:
simoco / Simoco Radios
For use in but not limited to commercial, ham/amateur and CB radio use. Part of the Radio Programming Community.
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542 Members, 258 Topics, Private Archive, Restricted, Last Post:
FTM-400dr
Discussion and exchange of information on Yaesu FTM-400DR mobile radio for amateur radio use.
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535 Members, 147 Topics, Public Archive, Last Post:
network105 / Keeping packet alive on NETWORK 105!
Network 105 is a group of packet ham radio operators who enjoy chatting over the hf 20 meter band on 14.105 MHz.
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529 Members, 348 Topics, Public Archive, Restricted, Last Post:
CalQRP / The California QRP Club
The California QRP Club is dedicated to the promotion and enjoyment of Low Power Amateur Radio (QRP) communication using any authorized modes.
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527 Members, 854 Topics, Public Archive, Last Post:
FTDX-101D
Please, no religion, politics and amateur radio legal discussions. These lead to discord. We are here to learn about this rig and it's features as well as weaknesses.
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522 Members, 611 Topics, Public Archive, Last Post:
NFARL / North Fulton Amateur Radio League
Supporters of the North Fulton Amateur Radio League use this mailing list / reflector to keep abreast of NFARL activities and post or answer questions.
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521 Members, 21,444 Topics, Public Archive, Restricted, Last Post:
kcarc / Kitsap County Amateur Radio Club - KC7Z
Kitsap County Amateur Radio Club General Mailing List
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503 Members, 1,240 Topics, Private Archive, Last Post:
blind-hams / Blind-hams a group to discuss amateur radio as it relates to the blind
The main subscription management page for Blind-hams is located at: https://groups.io/g/blind-hams Group Description: This is a list to discuss amateur radio as it concerns blind hams
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500 Members, 18,964 Topics, Private Archive, Last Post:
KW-Radios / KW Electronics Radio Equipment
Also, if you hold an amateur radio licence, please give your callsign.
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491 Members, 5,492 Topics, Private Archive, Restricted, Last Post:
pactor / Amateur Radio Pactor And Packet Group.
Amateur Radio Pactor And Packet Group. WELCOME NEW MEMBERS.
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490 Members, 792 Topics, Public Archive, Restricted, Last Post:
icomclassic / ICOM Classic Equipment Enthusiasts
Radio Equipment.
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490 Members, 1,406 Topics, Private Archive, Restricted, Last Post:
baynet / Bay-Net Amateur Radio Group
Bay-Net Amateur Radio Club
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478 Members, 4,271 Topics, Private Archive, Last Post:
EastCoastReflector / East Coast IRLP Reflector 9050-Allstar 27339, 45192, 45225, DMR Talk Group 3129973
When you register, please make sure your amateur radio call-sign appears so we know who you are.
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477 Members, 386 Topics, Public Archive, Last Post:
IC706 / IC706
Note that an amateur radio callsign is requested as part of the new member approval process. If your email address includes your callsign, approval will be prompt.
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472 Members, 4,942 Topics, Public Archive, Restricted, Last Post:
IOTA-chasers
IOTA is growing in popularity more and more everyday and it's one of the most respected awards in the amateur-radio world.
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470 Members, 10,071 Topics, Private Archive, Restricted, Last Post:
SCHAMSWAP
This group is dedicated to Amateur Radio operators who are primarily interested in buying and selling Amateur Radio equipment but discussions of other subjects of interest (Antennas
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469 Members, 4,178 Topics, Public Archive, Restricted, Last Post:
GARS / Gwinnett Amateur Radio Society (GARS)
Gwinnett Amateur Radio SocietyThe Gwinnett Amateur Radio Society (GARS) is an amateur radio club and a special service club serving Gwinnett County, Georgia, in the North Metro Atlanta
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461 Members, 19,250 Topics, Private Archive, Restricted, Last Post:
K5RWK / The Richardson Wireless Klub
When joining, please provide your name and callsign in the User name field.All RWK club members are encouraged to join and all licensed amateur radio operators are welcome.The Richardson
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460 Members, 7,432 Topics, Public Archive, Last Post:
QRpmeKits
The kits are sold primarily to amateur radio enthusiasts, electronic home brew constructors, scouts, hackers and home schoolers.
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460 Members, 155 Topics, Public Archive, Last Post:
x6100 / Xiegu X6100 HF/50MHz Transceiver (OFFICIALLY)
With its compact size and smart form factor X6100 brings you a brand-new experience of amateur radio. X6100 has independent baseband and RF units.
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460 Members, 279 Topics, Private Archive, Restricted, Last Post:
TentecOmniVII / Tentec Omni VII
PLEASE SUPPLY YOUR NAME FOLLOWED BY YOUR AMATEUR RADIO CALL WHEN APPLYING FOR MEMBERSHIP. {There is no specific place to enter your call. Just add it after your name.}
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451 Members, 9,926 Topics, Public Archive, Restricted, Last Post:
UKHFContesting / UK HF Contesting
Jim G9XXX Whilst this group remains independent of the Radio Society of Great Britain, further information about amateur radio and HF contesting may be found at : http://rsgb.org/
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442 Members, 7,410 Topics, Public Archive, Restricted, Last Post:
XieguG90G90S / Xiegu G90 & G90S radios enthusiasts group
Xiegu G90 is a portable 20W HF amateur radio transceiver with an SDR architecture and built-in automatic antenna tuner.
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436 Members, 172 Topics, Public Archive, Last Post:
TenTec516 / TenTec516
This group is for owners (and prospective owners) of the Ten-Tec Model 516 (Argonaut V) Amateur Radio Transceiver.
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426 Members, 4,484 Topics, Public Archive, Restricted, Last Post:
FXradio / FX-4 Radios
PLEASE END EACH POST WITH YOUR FIRST NAME AND AMATEUR RADIO CALL SIGN.
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426 Members, 206 Topics, Public Archive, Restricted, Last Post:
RSGBtutors
The Group is owned by the Chair of the RSGB Training & Education Committee but membership is not restricted to RSGB members; anyone involved in the UK's amateur radio training
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424 Members, 3,721 Topics, Private Archive, Last Post:
UKVHFContesting / UK VHF Contesting
Society of Great Britain, further information about amateur radio and VHF/UHF contesting may be found at : http://rsgb.org/main/radio-sport/what-is-radio-sport/ All postings to
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418 Members, 3,263 Topics, Private Archive, Restricted, Last Post:
SwanNetwork / SwanNetwork
The Swan Radio Network Group provides a discussion forum for amateur radio enthusiasts that enjoy operating, maintaining, and restoring communications equipment of the electron tube
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418 Members, 496 Topics, Public Archive, Last Post:
arrlntx / ARRL North Texas Section
New Members - Please Read Only members with valid FCC Amateur Radio Call Signs are allow access to these groups.
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416 Members, 561 Topics, Public Archive, Restricted, Last Post:
MixW / MixW
Anyone offering help does so in the true spirit of amateur radio.
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416 Members, 474 Topics, Private Archive, Last Post:
FiveCountyHamRadioEnthusiasts / Five County Ham Radio Enthusiasts
Our Mission statement promotes and fosters fellowship in the technical education and use of Amateur Radio through training, mentoring, participating and assisting in the communities
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412 Members, 1,467 Topics, Private Archive, Restricted, Last Post:
MDARC / Mt. Diablo Amateur Radio Club
Diablo Amateur Radio Club, member or not.
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412 Members, 3,915 Topics, Public Archive, Last Post:
ic-7610-tech / IC-7610 Technical Discussion Forum
PLEASE END EACH POST WITH YOUR FIRST NAME AND AMATEUR RADIO CALL SIGN. By joining, the applicant agrees to abide by the rules set by the group moderators and owners.
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409 Members, 132 Topics, Private Archive, Restricted, Last Post:
10GHz-Up / 10 GHz & Up
A group of Amateur Radio operators interested in 10 GHz and up 2-way radio activities centered around operating plans for various Amateur Radio competitions.
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395 Members, 2,461 Topics, Private Archive, Last Post:
BARC / Bridgerland Amateur Radio Club
This list is for members of the Bridgerland Amateur Radio Club and interested people to communicate Club meetings, Activities, For Sale's and anything related to ham radio.
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393 Members, 6,786 Topics, Public Archive, Restricted, Last Post:
TenTecEagle / TEN-TEC Eagle Group
It is a restricted group, only for amateur radio operators.
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391 Members, 6,309 Topics, Private Archive, Restricted, Last Post:
MagicEME / Magic Band EME
This group is dedicated to amateur radio operation involving Earth-Moon-Earth (EME) communications on the "Magic Band" of 6m (50 MHz).
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389 Members, 548 Topics, Private Archive, Restricted, Last Post:
gaares / GA ARES
ARES is: The Amateur Radio Emergency Service® (ARES) consists of licensed amateurs who have voluntarily registered their qualifications and equipment, with their local ARES leadership
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386 Members, 1,005 Topics, Public Archive, Restricted, Last Post:
STM32-SDR / STM-32 SDR
This project is for the Amateur radio community. When you apply for membership please provide your AMATEUR RADIO CALL SIGN along with your name in your User Profile.
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384 Members, 257 Topics, Private Archive, Restricted, Last Post: