Replacing Antenna Switch Relay in Yaesu FT-817

Replacing Antenna Switch Relay in Yaesu FT-817

I recently bought an old FT-817 with the intent of using it to get back on the linear satellites. Upon receiving it, I found that no matter which connector I set the antenna output to (front or rear), it always transmitted from the rear SO-239 antenna connector. As my...
QMX Portable Clipboard Setup

QMX Portable Clipboard Setup

I’ve seen several ham radio clipboard mounting solutions aimed at portable operations like POTA and SOTA, so I thought I’d take a shot at making my own for my QRP Labs QMX, American Morse Equipment Mini-B Paddle, and NiMH battery pack (affiliate link). I...

Fixing LiFePO4 Batteries That Won’t Charge

As is the seemingly the craze in ham radio, I recently picked up several LiFePO4 batteries of varying capacities to use with my Yaesu FT-991a. I was able to get these as part of the Amazon Vine program, so there is no particular reason I chose the models in question:...
DIY Yaesu FH-2 Keypad

DIY Yaesu FH-2 Keypad

After buying my Yaesu FT-991a and using it for Field Day, I realized that some functions are a bit annoying to control. In particular, getting the voice keyer going requires the display to show the specific recording buttons for operation. This blocks the waterfall as...