ARRL Review: Elecraft KPA500 Amplifier
An overview of the Elecraft “KPA500” Linear Amplifier. See the complete review in the February 2012 issue of ARRL “QST magazine”. Video by ARRL HQ
AirLink Express Updated to Ver 2.4.5.651
Airlink Express is a user friendly digital mode software package for the Amateur Radio Operator. The software is compatible with Microsoft Windows XP, Microsoft Windows Vista, and Microsoft Windows 7. It offers PSK, MFSK and RTTY digital modes with logging and macro capabilities. If you have ever used the Digipan software you will be immediately…
QRP kit RED HOT 40
The Red Hot 40 is a high performance QRP CW transceiver kit for the 40m band. It has been designed to operate well in the presence of large out-of-band (shortwave broadcast) and in-band (contest station just down the road) unwanted signals. It should easily meet the requirements of most QRP’ers, from the most competitive contester…
4U1UN. One Special day
Amateur radio has been a part of my life for several decades, as a faithful friend and a dominant hobby. Of course, there are many other interesting things out there. But it is different from any others because it not only sharpens your technical knowledge, but also gives you many reasons to join the Amateur…
Ukrainian Home made Project SW-2010 HF Transceiver
Ukrainian home made SW-2010 all bands HF/VHF Transceiver Project (by UR3LMZ / UT0IS). Specifications: Bands 1.5-30 + 144 MHz Mode: CW, SSB, FM TX Power: HF – 30 Watts, VHF – 10 Watts. Synthesizer: AD9952-54 (by 4Z5KY). RX Sensitivity: HF 0,25 mk , VHF 0,1 mk. Description in Russian language @ CQHAM.ru Forum: Part-I Part-II…