Voltage to Current Convertor using LM723
his Circuit converts a voltage control output from a Process Controller to be converted into a Current Control if the AC-Drive or Valve needs a […]
Single Digit Voltmeter with LM311
I wanted to design a logic probe as a tutorial, but there were many good ones in the web so i have tried to design […]
Power Supply Regulators and MOSFET Transistor
HELLO THERE …COULD anybody pls help me with a place to get more information on the following components…cant seem to find it anywhere. W20NB50 W8NB100 […]
Sound activated RF remote relay
I am to build a circuit that operates off some kind of sound input into a sound activated circuit, preferably some kind of voice operated […]
HV and Jacobs Ladder or Climbing Arc
I mess with HV stuff and recently I went to adjust my Jacobs ladder with it still switch on I griped each leg of the […]
Simple Millivolt Source for Calibration
This is a modification of a mV Source that can be whipped up easily. You could use a DPM or Multimeter to read the output. […]
Thermostat with digital display for PTC1000
Thermostat with digital display, I need a electronic thermostat with a 2 digit display… Do you have anything like that?? mail from EU can you […]
OR gate with two 555
This shows how to OR gate two 555, when one 555 cycles at a low frequency a valve turns on an off, the second 555 […]