Cheap Antenna Analyzer
Recently, I stumbled upon 4X6UB’s post (can be found here) about his cheap HF antenna analyzer.
Since I don’t have one and buying MFJ or others are expensive (Besides, building one is much more fun than…
TS100 Soldering Iron Review
I’ve been looking for new soldering iron for a while. I don’t solder a lot but I wanted to buy something that is reliable than my old one which has no station or temperature control.
The CAT is back
Around a year ago, my chinese CAT cable stopped working.
I took my oscilloscope out of the box and tried to find where the problem is.
I came to conclusion that the USB to serial chip…
Controlling PSU fan
After my PSU died and released its magic smoke, I got the XP Power JPS250PS12 which can produce 250W (21A @ 12V), and cranked the voltage up to 13.8V using the gray pot.
Even on 12V the…