Directional coupler is something like a snifer – how much power is transferred from Port1 to Port2.
Continue reading “What is this and how to design pcb directional coupler”What is this and how to design pcb directional coupler
Why my screws are broken?
In my electronics live I had a lot of situations when I can’t open device.
Why? Because people didn’t see difference:
Look and remember.
Electromagnetic field meter part 2
In this part I added block schematic and electric schematics
Electromagnetic field meter part 1
This project can show how strong is electromagnetic field in your place. In Polish norms and documents I saw that the maximum power from GSM Base Telecomunication Stations is 2 Watts EIRP. In first part of article I will show you fundamentals about this electronics project.