This explained digital temperature indicator circuit had been created for computing the heatsink temperature of a big over 1kva power amplifiers, however it may, obviously, be applied for other power […]
Transistor Current Gain Tester Circuit – hFE Tester
This hFE or transistor forward gain tester is intriguing due to its ease-of-use and because it allows the use of both PNP and NPN transistors to be assessed. Additionally more […]
Simple LED Stopwatch Using IC 555 and IC 4017
In this post we are going to construct a simple LED stopwatch using IC 555 timer and IC 4017 decade counter. The elapsed time is indicated by LEDs which illuminates […]
Simple Continuity Tester Circuit
Using this simple continuity tester circuit continuity among a pair of points could be examined effortlessly by using a multimeter. However multimeter simply being a costly gadget, several amateurs don’t […]
Simple Wheel RPM Meter Circuit
In this post we learn how to make a simple wheel RPM meter circuit for calibrating the RPM in crucial machines which require precise RPM settings. All types machine wheel […]
Sound Decibel Meter Circuit
The sound decibel meter circuit shown underneath reacts to audio air pressure concentrations from approximately 60 to 70 dB. The sound is sensed by an eight ohm loudspeaker, intensified by […]