Little tuned bias on wolf RU4PN qrp unit
50db ATT, 14.1Mhz ~30dbc, 36dbc PEP
50db ATT, 14.1Mhz ~30dbc, 36dbc PEP
And cooler for flatpack he. https://www.youtube.com/shorts/pD0XqEJSAwA
Started building my own new amplifier controller (STM32F405RGT6 backend + esp32 s3 frontend) with blackjack and hookers.
ADC board: QMTech board: XVTR: 5v stab: ADC:
Antminer version almost ready. Need to cut circle for amplifier fan, do some cosmetics, screw on MOSFET board for LPF, screw on