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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Showing posts with label
Microcontrollers
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Showing posts with label
Microcontrollers
.
Show all posts
16 July 2025
Debugging ESP32 Timer Interrupts: A Tale of API Compatibility
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The Silent Signal Generator Have you ever spent hours debugging code that should work but doesn't? Recently, I faced this exact c...
18 December 2011
My "HELLO WORLD"
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In these days seems that you cannot light a simple LED without a very complicated electronic hardware (microcontroller with some Quartz Crys...
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