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
atu
.
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Showing posts with label
atu
.
Show all posts
23 May 2021
XIEGU G90 - ATU problems
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Some considerations about Xiegu G90 internal ATU tuning problems. 1. The ATU is a "relay" based. 2. The ATU is driven by the M...
5 comments:
19 April 2021
ICOM External Antenna Tuner Connector & Stuff
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I had some projects to made and those involve external ATU connectors for ICOM radios; I think it's better to have some informations her...
20 March 2017
Kenwood AT-300 ATU to ICOM Radio - II
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In a previous post I wrote about a devil plan to connect a Kenwood AT-300 Automatic antenna tuner to an ICOM 7300 radio. Here is the conne...
5 comments:
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