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:: Home » Simple Harmonic Oscillators

Simple Harmonic Oscillators

Simple Portable Electronic Pulse Massager circuit

Last Updated on: June 20, 2022 by Apichet Garaipoom
Handheld Electronic Pulse Massager circuit

This is simple handheld electronic pulse massager circuit. Which helps relax the muscles by electric pulse waves. Ideal for those muscles all the time. […]

Categories RF - Radio Circuits Tags Pulse generator, Simple Harmonic Oscillators 13 Comments

Wien Bridge Oscillator circuits using Op-amp and FET

Last Updated on: July 12, 2021 by Apichet Garaipoom
Wien bridge oscillator circuit

This is sine wave bridge oscillator circuit more:

Categories Oscillator circuits Tags CA3140, Simple Harmonic Oscillators 1 Comment

ECG simulator circuit using CD4521 and CD4017

Last Updated on: November 23, 2021 by Apichet Garaipoom
ECG simulator circuit using CD4521 and CD4017

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

Categories RF - Radio Circuits, Oscillator circuits Tags Electronic Test equipments, Crystal oscillator circuit, Simple Harmonic Oscillators 13 Comments

Simple IF signal generator circuit using CMOS IC

Last Updated on: April 16, 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

Categories RF - Radio Circuits, Oscillator circuits Tags Crystal oscillator circuit, Simple Harmonic Oscillators 9 Comments

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