Probe domestic high frequency needle JKT-50L high frequency needle with 3 probes
Test - lowercase jpg
Kaixin micro test
The simple adapter utilizes an NE602 mixing oscillator circuit that produces a 455 kHz IF signal that is amplified by U2 and sent to detector D2 and the oscilloscope's Y-axis to detect amateur bands or portions of the radio spectrum. Vt is used to drive a horizontal axis input within a certain range.
Variable Frequency Transformer
Variable Frequency Transformer,Voltage Variable Frequency,High Voltage Variable Frequency,Dry Type Transformer
SANON DOTRANSÂ Co., Ltd. , https://www.sntctransformer.com