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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25 May 2022
ICOM IC-7100 E Extended frequency Mod
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Our EmComm group ( RVSU ) is using the IC-7100 from ICOM as primary HF Radio. We therefore must be able to use it on the full range of f...
19 May 2022
ICOM AH-4 Automatic Antenna Tuner modification for RVSU
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The Spring is here full power so is the war just North of Romania so our Emergency Communication Team ( RVSU ) is preparing for... field day...
19 April 2022
Heaphones amplifier PAM8610 - Amplificator stereo pentru casti
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I have long felt the need for a headphone amplifier that can be connected to various signal sources, stereo or mono. A few years ago I built...
04 April 2022
Oscilator simplu
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24 March 2022
Clubul Competitional Bavarez cu privire la decizia CQ WPX
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Ca urmare a deciziei CQ WPX de a limita participarea la concursuri, Chris, DL1MGB a postat o declaratie pe pagina BCC - Bavarian Contest Clu...
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