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Circuits designed by David Johnson, P.E.
Last Updated on: Saturday, December 30, 2017 06:13 AM

List of Dave's Circuit Designs

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



Optical Fiber (Optic) Circuits
 
Circuits Designed by Dave Johnson, P.E. :

 

30Khz Light Receiver Amp

40Khz Light Receiver Amp

50Mhz Broad Band Optical Fiber Receiver Version A

5Mhz Broad Band  Optical Fiber Receiver

Broad Band 2Mhz Optical Fiber Receiver

High-speed 75MHz light receiver

Light Receiver Works from 1Khz to Over 70Mhz

Low-power optical interrupter

Optical Fiber Pressure & Motion Test

Optical Interrupter Draws Microamps

Optical RFID Test Circuit

10Mhz to 20Mhz Light Receiver

175Khz Inductive Pulse Receiver

2uS Light Pulse Receiver


 

Dave's Circuits

Hobby Circuits

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

 


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Copyright  January, 1998 - December, 2017     David A. Johnson & Associates.  All Rights reserved. 


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