The latest TQSL update (Config.xml version 11.8), released on May 22, includes FT4 as a submode of MFSK. It also adds AISAT-1 and PO-101 in the satellite category.
As of May 23, 1,048,281,611 contact records have been entered into the system, resulting in 200,387,247 contact confirmations. LoTW has 118,328 users.
Review
Remote TX – HRO at Pacificon 2021
In this video from Pacificon 2021, Marcus Gilson, AK7MG talks about his product, Remote TX, a way of remotely operating your radio from anywhere in th... Read more
RF Interference VS Computer Speakers
Tim, KE8RHS, is having some difficulties with his shack set up. His radio and antenna seem to receive and transmit fine but when he makes a transition... Read more
Ideas for the Shack!
Ideas for the shack with Tim, K3LR and Jeff, KB8ZWT! Read more
Antenna
How close can I mount two antennas?
A viewer asks: “I am running three UHF and four VHF radios. They are all on different frequencies. What would be the minimum spacing for the ant... Read more
Wolf River Coil vs End Fed Half Wave: Brunet Island State Park, WI POTA K-1442
You asked for it, here it is: a live A/B test of the Wolf River Coil vs the Chameleon CHA-LEFS End Fed Half Wave antenna. Which will win in this Parks... Read more
Phasing Antennas for Directionality
Jared, N0SPC, is the only ham in his country, and he has a question regarding phasing. He wants to know if he can use a phased array of mobile whips t... Read more
News
Mysterious Radio Signal Discovered in Milky Way Center | What Is It!?
Ziteng (Andy) Wang is a PhD student at the University of Sydney. He recently discovered an unusual radio signal coming from the direction of the Milky... Read more
TRI BAND TRANSCEIVER – RS-UV3A
The HobbyPCB RS-UV3A radio module is a 144/220/450 MHz FM transceiver board. The RS-UV3A is a low cost transceiver solution for Packet Radio, repeater... Read more
ARRL Continues Its Efforts to Preserve Amateur Radio Secondary Use of the 3 GHz Band
ARRL President Rick Roderick, K5UR, in a written statement on the newly filed H.R.5378 before the US House Commerce Communications and Technology Subc... Read more
Digital Modes
WSJT-X Version 2.5.1 has been Released
The WSJT-X development team has announced the general availability release of WSJT-X version 2.5.1. This release mainly contains i... Read more
WSJT-X Errors? Try This Simple Fix
Does WSJT-X display errors when you transmit with your radio? Try this simple fix which has helped me get rid of those frustrating errors. Read more
WSJT-X version 2.5.1 released
WSJT-X version 2.5.1 releasedThe development team have announced the General Availability (GA) release of WSJT-X version 2.5.1. This release mainly co... Read more
Propagation
Our Sun is About to Get Busy
“This week our Sun is getting primed for some real activity! Although space weather has been quiet this week, multiple new regions are rotating... Read more
Solar cycle 25 is here and band activity is up!
Showing a bit of what’s happening on the upper frequency bands with the solar cycle finally ramping up. Read more
App - Mobile
![Real-time Radio Spectrum Map Database Demo [ Android App ]](https://qrznow.com/wp-content/uploads/2021/10/maxresdefault-3-1-190x122.jpg)
Real-time Radio Spectrum Map Database Demo [ Android App ]
In view of the escalating demand for higher mobile data (from IoT, industry 4.0 applications), there is a growing world-wide interest to improve the r... Read more
SDR Receiver for IOS version 1.2.1 has been released
SDR Receiver demodulates and plays AM and FM signals received by an RTL-SDR, Airspy HF+ or SDRplay radio. Requires a radio and a host comput... Read more
Contesting
New CQ World Wide Youth Category to Debut October 30 – 31
The new Youth category for the CQ World Wide DX Contest will debut October 30 – 31 with the phone weekend. The category covers contesters age 25 years... Read more
Scouting’s Jamboree-on-the-Air Takes Place this Weekend, October 15 – 17
PHOTO:K2BSA Scouting’s largest event in the world — Jamboree-on-the-Air (JOTA) — takes place October 15 – 17. During JOTA, Scouts and hams around the... Read more
![Keys and Keyers – ARRL The Doctor is In [PodCast]](https://qrznow.com/wp-content/uploads/2017/08/26490-l-265x168.jpg)
