Heaters testing
Soldering preheater.
Starting assembling it just for fun. I’ll start with rex-c100 controller, but I plan to assemble esp32 controller too (software already written
Cool packages
For lower heater for soldering: For fans 🙂 UART to Ethernet:
New RU4PN QRP unit VNA HF measurements
BPF: LPF, it’s possible to tune it a bit:
Video about soldering (RU)
New soldering station Aixun t420d
LiFEPO4 batteries…
Checking «old» and creating new
SDRs work
Assembling 2d AD9910 based generator pt.2
+ video