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N3FJPSoftware / N3FJP Software

73, Scott N3FJP http://www.n3fjp.com/ Serving the Amateur Radio Community with contesting and general logging software since 1997
Created:

7,125 Members, 257 Topics, Public Archive, Last Post:

FT-857 / YAESU FT-857 Discussion Group

Please 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.
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5,994 Members, 10,632 Topics, Public Archive, Last Post:

SKCC / Straight Key Century Club

Membership is free to any licensed amateur / ham radio operator.
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5,746 Members, 44,725 Topics, Private Archive, Restricted, Last Post:

repeater-builder / Repeater Builder

Discussion of amateur or commercial repeaters, duplexers, antennas, feedlines, controllers, linking, etc is encouraged.
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5,468 Members, 40,085 Topics, Public Archive, Last Post:

EchoLink / EchoLink

This facet of Amateur Radio joins the power of the internet with our radio hobby!
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5,244 Members, 9,672 Topics, Private Archive, Restricted, Last Post:

Amateur-repairs / Amateur Radio Repairs

Emphasis 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!
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4,897 Members, 18,562 Topics, Private Archive, Restricted, Last Post:

DXLab / DXLab

DXing is the art and science of making two-way contacts with distant amateur radio stations.
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4,726 Members, 43,315 Topics, Public Archive, Restricted, Last Post:

N1MMLoggerPlus / N1MM+

N1MM Logger+ (aka N1MM+) is free contesting software that supports virtually all amateur radio contests.
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4,409 Members, 14,623 Topics, Public Archive, Last Post:

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.
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4,340 Members, 18,078 Topics, Public Archive, Last Post:

RaspberryPi-4-HamRadio / Raspberry-Pi_4_Ham-Radio

This 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.
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4,198 Members, 2,105 Topics, Public Archive, Last Post:

UI-View / UI-View32

If you must post an off-topic message on other amateur radio related matters, please mark the posting OT and request direct replies.
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4,133 Members, 18,369 Topics, Public Archive, Last Post:

Yaesu-FT-60 / YAESU FT-60

In 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.
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3,699 Members, 3,504 Topics, Public Archive, Last Post:

APRSISCE / APRSISCE for Windows Mobile and Win32

APRSISCE/32 is intended for licensed amateur radio operators only and that privilege comes with the responsibility of identification by CALLSIGN.
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3,688 Members, 7,394 Topics, Public Archive, Restricted, Last Post:

UDXF / Utility DXers Forum

Actually 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).
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3,426 Members, 54,409 Topics, Private Archive, Restricted, Last Post:

irlp / IRLP Discussion Group

This 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.
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3,381 Members, 17,065 Topics, Public Archive, Last Post:

ManualExchange / Manual Exchange

Group devoted to free exchange of service/user manuals for Instruments and RTX (Amateur/professional).
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3,242 Members, 6,968 Topics, Public Archive, Restricted, Last Post:

linuxham / linuxham

To be approved for membership your email address must indicate your amateur radio call sign.
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2,899 Members, 9,257 Topics, Public Archive, Restricted, Last Post:

TS-590 / Kenwood TS-590 Discussion Group

This group with 2500+ members provides a forum for discussions about the Kenwood TS-590S and TS-590SG Amateur Radio Transceiver.
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2,536 Members, 6,209 Topics, Public Archive, Restricted, Last Post:

gqrp / GQRP Club

GQRP Club (Low Powered Amateur Radio)
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2,327 Members, 25,034 Topics, Private Archive, 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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2,184 Members, 108 Topics, Public Archive, Last Post:

XieguG90 / Xiegu G90 Transceiver

This is a group to share information and promote understanding of the Amateur Radio transceiver Xiegu G90 and how to use it.
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2,077 Members, 1,654 Topics, Private Archive, Restricted, Last Post:

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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1,974 Members, 2,854 Topics, Public Archive, Last Post:

hfpack / HFpack

INFORMATION - HF PORTABLE - MOBILE - EMERGENCY COMMUNICATIONS - HF Pack - AMATEUR RADIO - TRAVEL - PORTABLE - BASE - BACKPACK - QRP - QRO - BIKE - AIR - MARINE - EQUIPMENT - ANTENNAS
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1,746 Members, 550 Topics, Public Archive, Last Post:

GenesisRadio / Genesis Radio

Please limit your messages and responses to topics related to amateur radio and Genesis radios, SDR and associated topics.
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1,736 Members, 7,479 Topics, Public Archive, Restricted, Last Post:

RailScan / RailScan.net

If you are an Amateur Radio operator you can also enter your info in the "RailHam Directory".
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1,657 Members, 10,111 Topics, Private Archive, Restricted, Last Post:

DRAKE-RADIO

For the sharing of information and help in repairing the Drake Radio Line of Amateur Radios
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1,623 Members, 11,517 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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1,487 Members, 7,677 Topics, Private Archive, Restricted, Last Post:

hfprojects

Radio Amateur Kits for High Frequency including the HF Packer Amplifier and miniHFPA and miniHFPA2. We offer construction kits or fully assembled and tested projects.
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1,455 Members, 2,050 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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1,414 Members, 220 Topics, Private Archive, Restricted, Last Post:

ardop

The groups.io home of the Amateur Radio Digital Open Protocol.
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1,393 Members, 4 Topics, Public Archive, Restricted, Last Post:

Winmor / WINMOR Protocol, VARA, ARDOP and Related Topics for WinLINK Express

The ARDOP (Amateur Radio Digital Open Protocol) and VARA are both now fully integrated into software by the Winlink Team.
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1,343 Members, 122 Topics, Public Archive, Last Post:

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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1,336 Members, 438 Topics, Public Archive, Last Post:

MDSRadio / Modulation - Demodulation - Software Radio and the "RF-Seismograph" - measuring Space Weather and Earthquakes with your HF station!

All the information in this group is free to use as long as it is used for non-profit amateur radio purposes only.
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1,284 Members, 1,625 Topics, Public Archive, Restricted, Last Post:

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