N3FJPSoftware / N3FJP Software73, Scott N3FJP https://www.n3fjp.com/ Serving the Amateur Radio Community with contesting and general logging software since 1997Created:
8,575 Members,
301 Topics,
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SKCC / Straight Key Century ClubMembership is free to licensed amateur / ham radio operators.Created:
7,773 Members,
42,046 Topics,
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repeater-builder / Repeater BuilderDiscussion of amateur or commercial repeaters, duplexers, antennas, feedlines, controllers, linking, etc is encouraged.Created:
5,896 Members,
44,628 Topics,
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FT-857 / YAESU FT-857 Discussion GroupPlease give your call sign if you are an amateur radio operator. Note: Many individuals join this list to find out how to modify their unit for extended transmit.Created:
5,436 Members,
10,992 Topics,
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N1MMLoggerPlus / N1MM+N1MM Logger+ (aka N1MM+) is free contesting software that supports virtually all amateur radio contests.Created:
5,311 Members,
21,541 Topics,
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Amateur-repairs / Amateur Radio RepairsEmphasis is on Amateur Radio equipment repair, modification and operation. Please, SHARE WITH US YOUR REPAIRS!. It is a great way to help others to fix their rigs. Thanks!Created:
4,962 Members,
20,193 Topics,
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EchoLink / EchoLinkThis facet of Amateur Radio joins the power of the internet with our radio hobby!Created:
4,853 Members,
9,991 Topics,
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DXLab / DXLabDXing is the art and science of making two-way contacts with distant amateur radio stations.Created:
4,687 Members,
48,794 Topics,
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RaspberryPi-4-HamRadio / Raspberry-Pi_4_Ham-RadioThis is a place for Amateur Radio Ops to discuss the Raspberry Pi and how it can be applied to Ham Radio. This is a moderated Group. Please keep posts civil and on topic.Created:
4,216 Members,
2,526 Topics,
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XieguG90 / Xiegu G90 TransceiverThis is a group to share information and promote understanding of the Amateur Radio transceiver Xiegu G90 and how to use it.Created:
4,151 Members,
2,731 Topics,
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UDXF / Utility DXers ForumActually everything in the range of 0-30 MHz with the exception of Broacasting Stations, Pirate Stations, and Amateur Radio (with the exception of utility related activities).Created:
4,108 Members,
63,509 Topics,
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ic7000**Please note** A valid amateur radio license is a prerequisite for membership. Applicants are requested to state their name and callsign; this will speed up the approval process.Created:
3,842 Members,
18,389 Topics,
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UI-View / UI-View32If you must post an off-topic message on other amateur radio related matters, please mark the posting OT and request direct replies.Created:
3,716 Members,
18,472 Topics,
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APRSISCE / APRSISCE for Windows Mobile and Win32APRSISCE/32 is intended for licensed amateur radio operators only and that privilege comes with the responsibility of identification by CALLSIGN. It's really not that hard.Created:
3,602 Members,
7,898 Topics,
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Yaesu-FT-60 / YAESU FT-60In the USA, it is against FCC regulations to use a modified amateur radio transmitter on commercial frequencies, even if you are licensed to use those frequencies.Created:
3,398 Members,
3,638 Topics,
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linuxham / linuxhamTo be approved for membership your email address must indicate your amateur radio call sign.Created:
3,145 Members,
11,170 Topics,
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irlp / IRLP Discussion GroupThis is the discussion group for the Internet Radio Linking Project - A Project to link audio from amateur radio transmitters and receivers around the earth using the internet.Created:
3,015 Members,
17,534 Topics,
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ManualExchange / Manual ExchangeGroup devoted to free exchange of service/user manuals for Instruments and RTX (Amateur/professional).Created:
2,866 Members,
7,240 Topics,
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VARA-MODEM / VARA MODEM (HF and FMThis Group is owned and moderated by Jerry, N9LYA Please state your valid amateur radio call sign in the comments section when joining this Group.Created:
2,629 Members,
1,441 Topics,
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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:
2,455 Members,
3,748 Topics,
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