Amp. controller changes
https://github.com/enthru/esp32_amp_controller
Two useless videos
Portapack night HF reception and Wolf with LPF and B/W waterfall
Small smd HF LPF to use before «naked» ADC
60mHz LPF from wolf schematics: HF frequency response and SWR: Wideband: Good 🙂
SDRAngel + HackRF — demodulators
Found a use for the extra PCBs
And portapack AIS reception
DER DE-5000
Finally received it 🙂 This is the LC meter with 4-wire kelvin probes: Backlight: Want to compare it with the chinesse MLC500.
HackRF PortaPack with Mayhem firmware.
+ some additional info.
Wolf transceiver — menu
Also figured out that by default enabled ADC PGA overloads ADC as hell without filters, so disabled it and now it receives
Wolf TRX — found a way to test it before receive good parts :)
It has a wrong clock generator and some other parts, but I can’t wait 🙂 My clock generator has only one output,
Amp. controller code
The code is ugly, but I really not motivated to work on this now 🙂 But maybe it can be useful for