Auto Car Battery Testers circuit using LM3914
Archives for Test equipment
Making TV Pattern Generator with ZNA234E
Making TV Pattern Generator with ZNA234E This Circuit uses the ZNA234E IC which makes available all the waveforms necessary to produce the crosshatch, test patterns on a television screen. The composite video output can be injected directly into the video input of a receiver or used to drive a modulator for connection to the aerial […]
3-Way and 4-Way Wiring
3-Way and 4-Way Wiring
what is power supply ?
what is power supply ? what is power supply ? This article is about the common off-line switching power supplies used Preamplifiers what is power supply ? +15 and -15 , GND what is power supply ? One unit of Preamplifiers has begun working, while the second one will be operational The power supply +15 […]
Infrared Spectroscopy
infrared spectroscopy electronic circuits
