Electronic Circuits and electronic circuits, electronic schematics plus an extensive resource for hobbyists, inventors and engineers

DiscoverCircuits.com, has 45,000+ electronic circuits, cross-referenced
into 500+ categories.    We have searched the web to help you find quick design ideas.
We make every effort to link to original material posted by the designer. 
Please let us if you would like us to link to or post your design.

HOME Schematics Index Hobby Corner Dave's Circuits Electronic Resources Contact Info
Imagineering Ezine    Discover Solar Energy Dave Johnson & Associates Faraday Touch Switches


Hobby Circuits designed by Dave Johnson

Last Updated on: Friday, December 29, 2017 04:29 PM

List of Hobby 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!



Rectifier Circuits
 
Circuits Designed by David Johnson, P.E. :

Display RF Signal Strength

Ideal Diode Function

Isolated Miniature AC/DC Power Supply

Laser Light Detyector-10Mhz to 20Mhz

LED Array powered by 24 VAC

LM317 adjustable voltage regulator used in Battery Eliminator Circuit

Low Power 12,000 Volt Power Supply

Miniature_AC_to_DC_Power_Supply

Monitors AC Current

Photovoltaic Solar Panels-Ideal Blocking Diode Circuit

Plus & Minus DC Power Supply

Protects from Battery Polarity Reversal

PV Solar Panels-Ideal Blocking Diode Circuit

Rectifier-Fullwave

Capacitance-Based Touch Switch

RF Signal Detector at 2.45GHz

Tester 4-20ma Current Loop

Voltage Boost to Series Regulator provided by Capacitor

24 Volts AC to 24 Volts DC Power Supply

24V DC Powered Beeper with 4 Separate Inputs

24-Volt AC Powered Isolated +5V Supply

A Current Transformer used to Harvest Energy

AC Current Monitor

AC to DC (240v to 5v)Power Supply

AC to DC 18V Power Supply

AC to DC Power Supply requires Low Power

AC/DC relay from Charge Coupled MOSFET

Circuit Eliminates 9v Battery

Convert AC to DC signal with is Full Wave Rectifier


 

Hobby Circuits by Category

Dave's Circuits

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

 


HOME Schematics Index Hobby Corner Dave's Circuits Electronic Resources Contact Info
Imagineering Ezine    Discover Solar Energy Dave Johnson & Associates Faraday Touch Switches


 About Us   |  Advertise on DiscoverCircuits.com   |   Report Broken Links  |    Link to DiscoverCircuits.com  |    Privacy Policy


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


 Linking is ALLOWED but COPYING any content or graphics to your web site is EXPRESSLY PROHIBITED.