picoballoon / Amateur Radio Pico-BallooningThis group is a meeting place for Amateur Radio Pico-Balloonists to share ideas, discuss techniques and to announce and post flight information.Created:
997 Members,
2,436 Topics,
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qrparci / QRPARCIFor those interested in QRP amateur radio activities including but not limited to members of the QRP AMATEUR RADIO CLUB, INTERNATIONAL.Created:
991 Members,
2,188 Topics,
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ICOM / IcomAll things Icom (general discussion about Icom products for Amateur Radio) --Please keep it friendly here.Created:
977 Members,
631 Topics,
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Work-Sat / Work the Amateur Satellites - With Minimal Equipment!Support forum for K6LCS' Work-Sat amateur radio satellites site!Created:
952 Members,
2,687 Topics,
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MSHV / MSHV Amateur Radio SoftwareRadio amateur program for sending and receiving digital modes like FSK315, FSK441, FT4, FT8, ISCAT, JTMS, JT6M, JT65, MSK144, MSKMS, PI4 and Q65 by Christo, LZ2HV.Created:
952 Members,
895 Topics,
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Yaesu-FT-991 / Yaesu FT-991(A) Users Group (Official)Radio invite https://discord.gg/YssX8fe6dC Amateur Radio operator call-sign search by County :: (created) Amateur Call-search by County :: USA + Canada + Australia (createdCreated:
925 Members,
545 Topics,
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PiStar / Pi-Star Users Support Group- https://discord.gg/pBk3da2Mxz https://discord.com/channels/883065604393803876/887815207739592784 NEXTION screens group. https://groups.io/g/NEXTION Discord- LIVE CHAT - AmateurCreated:
892 Members,
393 Topics,
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RATPAC / RATPACRadio Amateur Training Planning and Activities CommitteeCreated:
892 Members,
885 Topics,
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milpack / Milpack GroupSupporting the active and experimental use of these radios by amateur radio operators, modifications, alternate power supply, solar power, human powered generators, antennas, etc GroupCreated:
881 Members,
4,733 Topics,
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radios4sale / radios4saleThis list is NOT for amateur equipment, shortwave, or scanners, but may be used by amateurs selling or buying commercial LMR equipment.Created:
861 Members,
21,780 Topics,
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YaesuSystemFusion / (Largest) Yaesu System Fusion (Official) User GroupRadio invite https://discord.gg/YssX8fe6dC Yaesu website www.bit.ly/yaesu2 www.bit.ly/yaesu4 https://www.yaesu.com/ Amateur Radio operator call-sign search by County :: (created)Created:
854 Members,
460 Topics,
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Test-Equipment-Design-Construction / Test Equipment Design and ConstructionMeasuring devices for hobby / amateur radio use are encouraged, as are those that exceed the capabilities of standard laboratories such as NIST, NPL, METAS etc.Created:
845 Members,
152 Topics,
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DXLog / DXLog support and community forumEnglish language group for support and discussion of DXLog.net amateur radio contest logging software.Created:
828 Members,
3,259 Topics,
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MMSSTV / SSTVAnyone offering help does so in the true spirit of amateur radio.Created:
810 Members,
283 Topics,
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Butternut / Butternut AntennasThis is THE support group for Butternut Amateur Radio Antennas. You MUST provide your first name and Call Sign as your Display Name for membership!Created:
801 Members,
2,545 Topics,
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wsjtgroup / The WSJT GROUPDiscussion on amateur radio weak signal communication software, such as WSJT-X AND all other forks or add-ons to the program, as well as general questions on setting up the softwareCreated:
790 Members,
767 Topics,
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Olivia / Olivia Digital Mode Radioteletype on HFThe first on-the-air tests were performed by two radio amateurs, Fred OH/DK4ZC and Les VK2DSG, on the Europe-Australia propagation path in the 20-meter shortwave radio amateur band.Created:
781 Members,
411 Topics,
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ON6MU / ON6MU's Software/Hardware discussion groupSatellite Packet Communications: Many of the amateur radio satellites in orbit contain computer systems that provide packet capability.Created:
777 Members,
33 Topics,
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antenna-research / Antenna ResearchThe group was set up by a former professional antenna designer who wanted somewhere to discuss interesting research topics, without being bogged down with basic amateur radio antennaCreated:
763 Members,
173 Topics,
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FTdx-3000Always identify yourself or your amateur call sign when you sign in.Created:
732 Members,
827 Topics,
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