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
schematic
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Showing posts with label
schematic
.
Show all posts
06 January 2022
Xiegu G90 Full schematic
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Finally, the schematic of Xiegu G90 is available! Here they are, in pdf format. 1 PA RF Board 2 Small Signal Board 3 Display Unit 4 Microph...
4 comments:
06 July 2021
Xiegu G90 Block Diagram and Schematic
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Based on work of Bob, W9RAN and some modest contribution from my side, here is the block diagram of the popular Xiegu G90 transceiver. T...
20 December 2020
HiRes pictures from the XIEGU G90 transceiver
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Here are some pictures of the PCBs in the Xiegu G90 transceiver. The Main unit. Control board. RF Front End Bandpass Filters As...
10 April 2020
CW and Voice memory keyer for ICOM IC-7300
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After a long time I decided to came back to CW. Just for fun and to use the Pandemia holiday I thought will be interesting to have a lit...
1 comment:
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