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Hobby Circuits designed by Dave Johnson

Last Updated on: Wednesday, June 02, 2021 04:36 AM

List of Hobby Circuit Designs

Text & Graphics Copyright David A. Johnson, PE  --  ALL Rights Reserved.
LINK to Dave's circuit, but DO NOT COPY CONTENT to your WEB SITE server!

Astable Oscillators Circuits 
Circuits designed by David Johnson, P.E. :

Cheap Low Power 3v 2hz Oscillator

CMOS Oscillator, Draws Only 0.5ua

Highly Stable Lower Power Oscillator

Measure Button Battery Cell's Internal Resistance 

Oscillator Draws 2 Nanoamps

Oscillator with Ultra Low Current

VCO from CMOS Schmitt Trigger IC

Version 4 of a Ultra Low Current Oscillator

Astable Multivibrator with Very Low Power

Astable Ultra Low Power Multivibrator


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Dave's Circuits

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