Amateur Radio on the International Space Station (ARISS) will support slow-scan television (SSTV) transmissions worldwide in memory of cosmonauts Alexei Leonov, Valery Bykovsky, and Sigmund Jaehn. Transmissions are scheduled to start at 1100 UTC on December 28 and continuing until 1820 on January 1. Transmissions will take place on 145.800 MHz and in the PD 120 format, using the call sign RS0ISS. The Polish ARISS Team has prepared an award for participants in the SSTV experiment. — Thanks to Gaston Bertels, ON4WF
Source:ARRL
Antenna
Small Garden Vertical HF Antenna Installation
Vertical HF Antenna Installation Read more
An Unusual Jpole Antenna
An Unusual Jpole Antenna Read more
CHA MPAS LITE: CHAMELEON DESIGNS A NEW QRP COMPACT PORTABLE ANTENNA SYSTEM
The CHA MPAS LITE is the little brother of the CHA MPAS 2.0 – the most popular Modular Portable Antenna ... Read more
How I designed the Nebula eXtreme Multiband 18m DX Commander Antenna
eXtreme Multiband 18m DX Read more
The repeter antenna of the ISS
The repeter antenna of the ISS Source: URE Read more
Software
Gqrx 2.13 is out!
Gqrx SDR 2.13 argilo released this 15 hours ago Stereo option for UDP streaming. Script to generate AppImage. Allow scroll wheel direction to be inve... Read more
WSJT-X Beta Release Introduces Digital Protocols Designed for LF and MF Bands
The latest beta release of the WSJT-X digital software suite includes digital protocols particularly designed for communication on LF and MF... Read more
The CAT Tool for WebSDRs
CATSync allows you to syncronize public WebSDR receivers with your real rig connected via CAT control to your computer. It supports the classical WebS... Read more
SmartSDR for your Mac
SDR has never been easier! SmartSDR is now available for your Mac. It has never been easier to operate your FlexRadio 6xxx Radio. SmartSDR for Mac is... Read more
SDRuno 1.4 has now been fully released
LATEST STABLE VERSION OF SDRUNO IS 1.4 (12th August 2020) Release Notes: Release notes for all versions of SDRuno can be found by clicking here Known... Read more
Digital Modes
FT8DMC 3rd Anniversary-Activity Days 2020
To commemorate our 3rd anniversary, special event stations will be on air during the FT8DMC Activity Days from 1. to 31. July 2020. All stations will... Read more
K1JT , JOE TAYLOR HINTS AT POSSIBLE NEW MODE!
In a post to the WSJT-X email group today, Joe Taylor K1JT hinted at some ongoing experimentation of a new digital mode with sub-modes. His post was a... Read more
WWSA GACW Contest Rules.
WWSA GACW I – Dates Second weekend of June of every year. From Saturday 15.00 UTC until Sunday 15.00 UTC. 24 hours period. II – Goal To co... Read more
News
All about Multimeters – Ham Radio Q&A
All about Multimeters – Ham Radio Q&A Read more
2021 Hamvention Award Nominations Open on November 1
Nominations for the 2021 Hamvention Awards will open on November 1. Hamvention will grant awards in the categories of technical achievement,... Read more
Robert Bankston, KE4AL, is New AMSAT President
Robert Bankston, KE4AL, of Dothan, Alabama, is the new president of AMSAT. The AMSAT Board of Directors elected Bankston at its annual meeting on Octo... Read more
ARRL Logbook of The World Harmonizes Designation of FST4 Protocol
The Logbook of The World (LoTW) Committee worked with WSJT-X developer Joe Taylor, K1JT, to harmonize the designation of FST4 among WSJT-X, the ADIF s... Read more
Ham Fair 2021
Regarding this year’s Ham Fair 2020, we have unavoidably canceled the prevention of the spread of the new coronavirus infection and ensuring th... Read more
Review
The Humble Barrel Connector
The Humble Barrel Connector Read more
Soundcards and the SignaLink USB
Soundcards and the SignaLink USB Read more
IC-705 vs KX3 vs X5105 vs G90 – QRP Ham Radio Comparison
IC-705 vs KX3 vs X5105 vs G90 – QRP Ham Radio Comparison Read more
YL Raisa introduces how to spell Russian Callsigns during a QSO
YL Raisa introduces how to spell Russian Callsigns during a QSO Read more
The Most Advanced DMR & 4G LTE Radio – RFinder B1
The Most Advanced DMR & 4G LTE Radio – RFinder B1 The RFinder B1 is the most advanced Dual Band (VHF/UHF) DMR Transceiver combined with an e... Read more
