YO3HJV
Hamradio, Electronics& Stuff
XIEGU G90 Collection
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Full schematics
Block Diagram and Schematic
G90 Faults and mitigation
Reflashing the Bootloader
Audio Amp Gain Mod
Power supply section
SMPS regulators instead of LDO
"COMM LOST" Error
MCU and DB9 reference
External Speaker Mod
Firmware Programming Cable Schematic
High Resolution Pics
Power Output vs Supply Voltage
Front Panel Backlight
ATU issues
ICOM RJ-45 Microphone with G90
Disassembly the Front Panel of G90
VFO encoder selection
On screen voltmeter
Repair Manual by XIEGU
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24 November 2020
Xiegu G90 firmware programming serial cable
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Ta daaaaaaa..... This is the schematic of the Xiegu G90 firmware programming serial cable! A simple FTDI USB<>TTL chip and a stereo c...
13 November 2020
ON4UN – JOHN DEVOLDERE – S.K
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Very sad news just received from the daughter of John, ON4UN It is with sadness, but also gratitude and pride, I have to let you know my f...
31 October 2020
RaspberryPi + RTL-SDR iGate
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-Schimbarea frecventei de lucru: sudo nano /usr/local/bin/dw.sh -Starile iGate: sudo nano -c sdr.conf = COMENZI: - rtl_fm -f 144.80M - |...
29 September 2020
2021 - BANDS ALIVE - O initiativa a True Blue DXer's Club
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Un concurs intins pe un an; primul an al unui nou ciclu Solar in care ne asteptam ca propagarea in HF sa se imbunatateasca. Fiecare legatur...
12 September 2020
"Soundcard I/O: Failed at 48kHz and 8kHz, giving up".
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After playing with various Virtual audio "cables" and lot of tweaking I finally mess up the sound configuration. In the HamRadio D...
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