The FT4 Protocol for Digital Contesting by K1JT
Antenna
Modeling Common Dipole Variations
“Viewers queried me about what happens when you shorten a dipole by letting the ends hang down, or have to put up a dipole that can’t be i... Read more
UltraLight MLA antenna ver. 4 designed for lower HF bands.
This 4th version of the QRP UltraLight MLA antenna has the same foldable construction designed for easy carry in a common laptop bag same as the 3rd v... Read more
Active Wideband Receiver Antenna for your SDR 50-2000MHz
Software Defined Radio (SDR) has finally reached a much broader mass of people, who wanted to play with RF technology, but didn’t find the time... Read more
OptiBeam OB17-4 17 Element 4 Band
4 big monobanders on 1 boom, no traps !!! 3el on 40m / 4el on 20m / 4el wide spaced on 15m / 6el on 10m OptiBeam OB17-4 17 Element, 4... Read more
Equipment
SMΩRF – RF Vector Power Meter
SMΩRF™ is the most powerful and accurate, in-line RF Vector Signal Meter to date with accuracy rivaling professional instruments. Has tons of features... Read more
Station Master DeLuxe – microHam
Station Master DeLuxe™ is big brother of regular Station Master™ and has all its capabilities but provides more ergonomic user interface with... Read more
Motorola APX NEXT XE – Focused in the Extreme
Focused in the extreme. The demands of a call require you to adapt and overcome all obstacles. When your focus on the call is threatened, other lives... Read more
Elecraft K2
The Elecraft K2 is a full-featured HF transceiver with the options you have come to expect from radios costing over twice as much. Two VFOs wit... Read more
App - Mobile
SmartSDR for iOS v3.4.01 Now Available
FlexRadio Systems announces the release of SmartSDR for iOS v3.4.01 is now available for download or update from the Apple App Store. This App require... Read more
My LoTW – Free app for iOS and Android
My LoTW is a viewer app for ARRL’s Logbook of the World. With My LoTW, you can: – View all the QSOs you have submitted to LoTW. –... Read more
Look4Sat: Radio satellite tracker – APP
Ham radio and weather satellite tracker and passes predictor inspired by Gpredict Main features: – Calculating satellite passes for up to one week (16... Read more
DX Hunter – The amateur radio App for DX-enthusiasts
DX Hunter – The amateur radio App for DX-enthusiasts Description DX-Hunter is an application for amateur radio operators, short wave listeners a... Read more
Review
Set up an entire HF station for under $1000?
“A viewer asks: I want a home base station trans/receiver so I can listen till I am licensed. Need an antenna too. But all for under $1000 if po... Read more
How To Power Your Ham Radio Station, Power Supplies, Batteries, Mobile
An important first step in ham radio is figuring out how you want to power your radio station. Reagrdless if it being at home or in the field, you nee... Read more
HF Band Plan Review
Over the past 18 month a proposal for an IARU HF Digital Mode reorganization has been undertaken by representatives of all three IARU Regions IARU-R1... Read more
RF Ground Rod vs Concrete Patio
Dave, KO4DLQ, lives in Florida and has to deal with mass amounts of lightning. Dave can relate having served there for several years when he was young... 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
![Why Ham Radio [ ARRL Video ]](https://qrznow.com/wp-content/uploads/2021/10/hq720-1-190x122.jpg)
Why Ham Radio [ ARRL Video ]
Josh Nass, KI6NAZ, of @Ham Radio Crash Course talks about what ham radio is, and answers the question…. “Why Ham Radio?” Read more
High Speed Telegraphy 2021 in Montenegro
September 10-14, 2021, the 17th World Championship High Speed Telegraphy was held in Montenegro. The event was organized by MARP (Montenegrin Amateur... Read more
![Real-time Radio Spectrum Map Database Demo [ Android App ]](https://qrznow.com/wp-content/uploads/2021/10/maxresdefault-3-1-90x60.jpg)
![Real-time Radio Spectrum Map Database Demo [ Android App ]](https://qrznow.com/wp-content/uploads/2021/10/maxresdefault-3-1-180x120.jpg)