Crystal oscillator circuit Archives

Transistor Crystal Oscillator circuit ideas

Last Updated on: August 16, 2022 by Apichet Garaipoom

If you are looking for a constant frequency generator that easy and inexpensive. Here are the transistor crystal oscillator circuit ideas. They may help you works finish. There are 4 circuits as follows. 1# Carrier wave generator circuit 25 years ago, I used this oscillator circuit to AM radio station. I use it like a … Read more

2 Crystal tester circuits with PCB

Last Updated on: August 17, 2022 by Apichet Garaipoom

This is Crystal tester circuit using NPN transistors as main. LED1 is light up when a crystal is good and simple oscillator circuit works. Read more

5 Crystal oscillator Circuits using CMOS

Last Updated on: July 17, 2022 by Apichet Garaipoom

Simple crystal oscillator 1-10MHz using inverter gate

This Simple Crystal oscillator Circuit using 74LS04 that provided square wave of 1MHz to 10MHz, Use inverter gate IC and control frequencies with crystal […] Read more

ECG simulator circuit using CD4521 and CD4017

Last Updated on: November 23, 2021 by Apichet Garaipoom

ECG simulator circuit is very useful in the medical community. Such as experimental research – development of bio-medical image, using Digital IC as main [….] Read more

Simple IF signal generator circuit using CMOS IC

Last Updated on: July 17, 2022 by Apichet Garaipoom

IF frequency generator circuit using CMOS and crystal.

This is a Simple IF signal generator circuit using CMOS IC CD4011 as oscillator -CD4040 as divider and crystal-3.579 MHz into output AM: frequency 455 KHz Read more