YO3HJV
Hamradio, Electronics& Stuff
XIEGU G90 Collection
(Move to ...)
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
Portable HF operation
.
Show all posts
Showing posts with label
Portable HF operation
.
Show all posts
21 July 2021
9A/YO3HJV/P
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I planned to work HF/portable from Dubrovnik when coming back from Austria but, unfortunately, the change of pandemic rules for entering th...
19 June 2019
1-10W QRP SWR meter
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Pentru ca m-am hotarat sa reiau operarea din portabil QRP am nevoie de un instrument minimalist, usor si sigur care sa imi indice acordul an...
06 October 2018
New QRP-uBITX in the shack - III - Transmitter section mods
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OK, it was the time to see how the TX section of the uBITX is... From time to time I also tested how it fits inside the case... ...
01 October 2018
New QRP-uBITX in the shack - II - A few necessary measures
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First of all, the board is "Rev 4" which means it came with discrete audio PA and "Audio pop mod". Here is the ful...
22 December 2015
Portable HF antenna setup
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Well, the winter is coming (at least when I peek to the calendar) so it's time to make the antennas for portable HF. I am using an ICOM...
05 December 2015
Home Alone Ham...
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Its a (stupid) tradition here to have at the beginning of December "Home Alone" at TV. So, I choose not to watch to because I do ...
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