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  1. Low Power CMOS PWM Circuit With Buffer Output Requires Only 5 Components crutschow
    CD4093 PWM circuit uses only 2 diodes, 1 capacitor, and 1 potentiometer
  2. Single Supply Non-Inverting Av=1 Op Amp Circuit With Positive Offset Adjustment crutschow
    Circuit generates Av=+1 with simple positive offset value calculation
  3. Simple PWM Circuit For Lamp Dimming, etc., Improves On 555 PWM Circuits crutschow
    PWM circuit has voltage control of 0% to 100% duty-cycle
  4. Isolated Input AC/DC Low On-Voltage Solid State Relay (SSR) crutschow
    Solid-state discrete AC/DC relay uses MOSFETs for low on-voltage and has opto-isolated control input
  5. Component Salvaging Using Rework Stations Mikebits
    Rework Station, Component Salvage
  6. Bipolar AC/DC MOSFET Low-Side Switch crutschow
    AC/DC Low-Side Switch With Low ON Resistance Uses Two N-MOSFETs and One NPN Transistor
  7. Core Components spec
    Which components do you need to get started in electronics?
  1. crutschow

    Low Power CMOS PWM Circuit With Buffer Output Requires Only 5 Components

    CD4093 PWM circuit uses only 2 diodes, 1 capacitor, and 1 potentiometer
    0/5, 0 votes
    Updated:
    Feb 9, 2017
  2. crutschow

    Single Supply Non-Inverting Av=1 Op Amp Circuit With Positive Offset Adjustment

    Circuit generates Av=+1 with simple positive offset value calculation
    0/5, 0 votes
    Updated:
    Feb 8, 2017
  3. crutschow

    Simple PWM Circuit For Lamp Dimming, etc., Improves On 555 PWM Circuits

    PWM circuit has voltage control of 0% to 100% duty-cycle
    0/5, 0 votes
    Updated:
    Jan 30, 2017
  4. crutschow

    Isolated Input AC/DC Low On-Voltage Solid State Relay (SSR)

    Solid-state discrete AC/DC relay uses MOSFETs for low on-voltage and has opto-isolated control input
    0/5, 0 votes
    Updated:
    Jan 3, 2017
  5. Mikebits
    0/5, 0 votes
    Updated:
    Jan 1, 2017
  6. crutschow

    Bipolar AC/DC MOSFET Low-Side Switch

    AC/DC Low-Side Switch With Low ON Resistance Uses Two N-MOSFETs and One NPN Transistor
    0/5, 0 votes
    Updated:
    Nov 7, 2016
  7. spec

    Core Components

    Which components do you need to get started in electronics?
    0/5, 0 votes
    Updated:
    Nov 1, 2016
  8. spec

    Restore Your Valuable Documents- or Make Your Own Book

    Document repair and book binding arn't that difficult
    0/5, 0 votes
    Updated:
    May 13, 2016
  9. spec

    Both Sexes for the Price of One: PMCPB5530 complementary MOSFETs

    Low gate threshold independent n type and p type MOSFETS in a low cost minature pakage
    0/5, 0 votes
    Updated:
    Mar 31, 2016
  10. spec

    Game Changer Opamp: OPAx192 and Relations

    This new opamp form TI comes close to the ideal and opens up a wealth of design avenues
    0/5, 0 votes
    Updated:
    Feb 25, 2016
  11. crutschow

    Push Button On/Off, Low Quiescent Power, High-Side MOSFET Power Switch

    Simple high-side switch requires only two active devices and a few passive parts
    0/5, 0 votes
    Updated:
    Oct 18, 2015
  12. crutschow

    Radio Push Button Micropower Circuit Using Two Common ICs

    Two common ICs generate the Radio PB Function for up to 8 PBs, (16 PBs with 2 additional chips).
    0/5, 0 votes
    Updated:
    Aug 25, 2015
  13. Val Gretchev

    8-Digit Numeric LED Display

    A display driver module for 8 digits with only 9 lines.
    0/5, 0 votes
    Updated:
    Jul 9, 2015
  14. alec_t

    Simple PWM control

    Here's a simple PWM control circuit using inexpensive readily-available components. [ATTACH=CONFI
    0/5, 0 votes
    Updated:
    Apr 24, 2015
  15. djsfantasi

    Game Show Circuit

    "Jeopardy"-like circuit
    0/5, 0 votes
    Updated:
    Jun 26, 2014
  16. Mosaic

    Auto Ah Capacity Tester & Logger for 12V lead acid Batteries

    Safe, autonomous Ah capacity testing with auto shutdown & recharge option.
    0/5, 0 votes
    Updated:
    May 5, 2014
  17. Val Gretchev

    Constant Current Diode

    A component that is often overlooked.
    0/5, 0 votes
    Updated:
    Apr 3, 2014
  18. Val Gretchev

    Obscure but Interesting Circuits

    Having fun with logic gate circuits that may be useful.
    0/5, 0 votes
    Updated:
    Apr 1, 2014
  19. kinarfi

    FORWARD & REVERSE, VARIABLE SPEED MOTOR CONTROLLER

    FORWARD & REVERSE, VARIABLE SPEED MOTOR CONTROLLER WITH POTENTIOMETER
    0/5, 0 votes
    Updated:
    Jan 11, 2014
  20. alec_t

    PWM pulse generator

    This is the base design (not a full working drawing with pin-numbering etc) for a simple PWM pulse
    0/5, 0 votes
    Updated:
    Sep 3, 2013