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Hobby Circuits designed by Dave Johnson

Last Updated on: Tuesday, June 01, 2021 03:22 PM

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!

 Receiver Circuits
Circuits designed by David Johnson, P.E. :

Inductive Pulse Receiver (175Khz)

Infrared Remote Extender Circuit

Light Pulse Receiver (2uS)

Light Receiver 30Khz Amp

Light Receiver Amp-40Khz

Light Receiver-10MHz to 20MHz

Modulated Light Receiver uses a Single IC

Optical Fiber Receiver-5Mhz Broad Band

TV-VCR Light Source 40Khz Repeater

Ultrasound Receiver-40Khz

Xenon Flash Receiver-AIR Transparancy Monitor

100Khz Low Power Light Receiver

1Khz to Over 70Mhz Light Receiver

1us LED Pulse Driver + Voltage to Frequency Converter

2Mhz Broad Band Optical Fiber Receiver


Hobby Circuits by Category

Dave's Circuits

eMail:  David A. Johnson, P.E. about these circuits


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