The Fun of CW

The first contact that I had with Morse Code (CW) was with the Boy Scouts. You had to learn it to achieve the rank of First Class some 50+ years ago. I can still remember attending the weekly classes to pass some type of test. Other than obtaining the new rank, I really did not…

Hardrock-50 HF Power amplifier

The Hardrock-50 is a complete 5W in, 50W out power amplifier kit. The HR50 is FCC Type Approved for commercial sale and can be purchased at HobbyPCB.com. The HR50 uses 4 Mitsubishi RF16HHF1 power MOSFETs and microprocessor controlled for easy reliable operation. The amplifier is based on Jim Veatch’s award winning design developed for the…