Miernik częstotliwości i tester rezonatorów 1Hz -50MHz z Aliexpress, do samodzielnego montażu - DIY

This time, the video features a frequency meter and crystal resonator tester for 1 Hz - 50 MHz crystals in one. This meter will find its place in every radio amateur's workshop. It can be successfully used as a digital frequency scale, for example, for a radio receiver. The meter comes in a DIY kit. Installation is relatively easy, and once properly assembled, it works immediately after connecting the power supply. Of course, it still needs to be calibrated. The calibration method is demonstrated in the video. The DIY kit can be purchased on AliExpress, for example, here: https://re-direct.pl/p/v6e7/YLna/vqEK...