Make a simple LM386 audio amplifier that you can use with most radio related projects. I use it as a ...

Here is a quick review of the RETEVIS RB689. Licensed business radio, so you need a license in order to ...

I am having fun doing QRP DX using only 5W from the (tr)uSDX Transeiver received as present from Andrei / ...

Free vintage QSL card template for Photoshop. I hope you like it as much as I do. It turned out ...

Basic multi-z antenna tuner for QRP. The idea is to use it with my 40m EFHW antenna wire and some ...

Portable resonant antenna for QRP designed for the 40m and the 20m band. Small and light EFHW antenna, built to ...

The 49:1 impedance transformer is the heart of any EFHW antenna you will build… most of the time. It doesn’t ...

(tr)uSDX QRP Transceiver is a five bands 5W multimode transceiver excellent for SOTA activations and other portable work on the ...

Michigan Mighty Mite is a QRP CW transmitter that’s easy to built, with a rated power from 300 to 800mW ...

Pititico CW QRPP transceiver designed for the 40m band. One of the smallest QRP transceivers designed around one 2N3904 transistor ...

I was asked about it and I also promised that I will make a video about my amateur radio license ...

Sputnik regenerative receiver was designed for the amateur radio bands with decent receiving capabilities, the perfect project for beginners in ...