4X5MG

Category: Electronics

Electronics, Ham Radio

Fixing my NanoVNA V2

Fixing my NanoVNA V2

Cool little VNA

In early March I decided to buy the NanoVNA, a small lightweight Vector Network Analyzer. The main goal was to have a device that will give a little bit more information than my…
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Electronics, Ham Radio

Yaesu FT-857 CAT mod

Yaesu FT-857 CAT mod

I recently bought the Yaesu FT-857, replacing my ICOM 7000 (great radio BTW) and I realized that I can’t connect both CAT and tuner to the FT-857. As usual, google is my best friend and I…
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Electronics

ESP32 Internet Radio

ESP32 Radio

ESP32 Radio

Why using internet radio?

Not long ago we replaced the light in the kitchen to new LED lamp. On the next morning we discovered that the LED driver is creating a lot of noise and blocking the commercial…
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Electronics

SSD1306 OLED Screen

SSD1306 I2C

The Screen

SSD1306 I recently  purchased a small screen for a project I want to build. The screen is 0.96” OLED SSD1306 from eBay. I want to build a small clock based on the DCF77 module (I hope it’ll work…
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