Ham radio & electronics tests and experiments.
This is an amazing hobby and has many sides to it, but as anything it's far from perfect. A Twitter…
The B1500 RF amplifier Backpanel Unit is designed to sit between a LDMOS RF amplifier and the rest of your…
This design offers a practical solution for HF/low-VHF amplifier output filters, handles 600W and is designed to cover all amateur…
For optimal performance, the heatsink should have a thermal resistance of 0.1C/W or better at full fan speed. For the…
I have recently made available a new version on the A600 amplifier based on MRF300 LDMOS transistors. Here is the…
Update: this project is evolving. See this page for the latest version. Kits are available in the shop area. The…
I'll try to put together a breakdown of IC-7300's sections and how much power those use and try to see…
ADE-1-24 are double-balanced RF mixers that can be easily found all over eBay, Aliexpress and a few other websites. They are…
I recently got a Yaesu FT-757GX to use as a backup radio for the shack. The previous owner said it…
I started this blog 3 years ago, a few months after I got my first amateur radio license and about…