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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26 October 2013
Thinkpad Batteries. Myths and realities.
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Searching for some specific problems related to Power Management - a bit of software from Lenovo, i was run into a lot of discussions about ...
30 September 2013
Experience put to work
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The time has come to change the hobby for a more professional way of doing things. Therefore, among with my buddy, Edi, YO3HCV, we start...
26 September 2013
TRBONET IPSC for Radioamateur DMR YO Net
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Today is a great day! I manage to connect two DR3000 repeaters into a IPSC network. Well, I tried before but something seemed to be wrong as...
08 September 2013
Antena gonflabila pentru CUBESAT
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O echipa de cercetatori de la MIT (Massachussets Institute for Technologies), condusa de Alessandra Babuscia anunta dezvoltarea unui nou p...
Hamradio contesting - a menace to hamspirit
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Well, some will say that i am wrong only by reading the title... As a foreword, it is not my intention to blame contesters. I am in my ear...
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