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
ESP32
.
Show all posts
Showing posts with label
ESP32
.
Show all posts
25 July 2025
A GNSS Disciplined CTCSS, DCS and DTMF generator based on ESP32
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Let me present a project to both show off and because it might be useful to others, a GNSS disciplined CTCSSDCS and DTMF generator. Wh...
24 April 2024
Expansion board for ESP32 D1Mini
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Well, after testing a lot of ESP32 development boards, I found that the little ESP32 D1 Mini is an excellent one. First of all, it is ve...
06 March 2024
Frecventmetru 0-1GHz cu ESP32
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Uneori am avut nevoie de un frecventmetru cu precizie ridicata pentru verificarea unor montaje facute acasa. Cum spatiul pe masa de lucru es...
Programarea unui ESP32 fara Arduino IDE
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Placile Arduino deja fac parte din istorie iar hobbystii deja au la dispozitie platforme de experimentare tot mai puternice din punct de ved...
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