Simple function generator using op amp LM1458

Simple Function Generator Using LM1458

This is function generator using op amp. As usual the function generator will be expensive and difficult.However, this is a simple circuit with only two ICs.This circuit is suitable for experiments. The output is 3 waveform , Square wave signal amplitude 7Vp-p, Triangular wave = 2Vp-vp and sine wave = 2Vp-p all have the frequency … Read more

5 function generator circuit are suitable for you

Here are the function generation circuit lists. Why use them?  They are suitable for use or test the various electronic circuits. These circuits can generate 2 or 3 waveforms such as square wave, triangle, and sine waves from 1Hz up to 1MHz. In different amplitude. You can use a lot of components, transistors, instant ICs, Op-amp, … Read more

Infrared Intruder Alarm circuit diagram

This is an Infrared Intruder Alarm circuit that interesting. Imagine some people walk through restricted areas. At that moment, this circuit immediately sounded to alert you. It uses the principle of cut the infrared light. The circuit will recognize, control relay runs, and turns on a warning signal like a siren for us to hear. … Read more

OLD digital voltmeter circuit diagram using CA3162 and CA3161

CA3162 and CA3161 old digital voltmeter circuit diagram

This simple digital voltmeter circuit diagram is a saving, easy to use Because it is smaller than a typical circuit, I believe that after I presented this circuit. You will certainly like it. Note: Also this you can see these projects: Simple Digital voltmeter circuit using ICL7107 Digital multimeter circuit using ICL7107 This circuit can … Read more