Simple speaker delay circuit
I recommend you to make a Simple speaker delay circuit. Imagine you finished a normally OCL power amplifier. Every time you turn on within the first 3 seconds. You may…
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August 15, 2019
Speaker protection circuit
It will prevent the speaker from too over high power output may speaker damaged it use transistor and relay cut off as safe.
December 28, 2018
Simple Overload protection circuits
This is overload protection for transformers and load, is simple circuit cut off-on by relay. And so fast switch witch SCR driver. can set sensitive by VR1
June 17, 2017
Audio peak limiter circuit to improve input signal
The simple audio signal overload protection circuit. Why use it? it will protect input of power amplifier away high amplitude, more than1Vrms. Easy circuit!
May 29, 2017
15 Small digital circuit ideas for beginner
I like to collect the circuit diagrams. Because when I want to create a great project. Sometimes, even we check it well. But it does not work. The good solution…
May 13, 2017
3 Over & under voltage protection circuit for Induction Motor
These are over voltage and low voltage protection circuits, first is simple use LM324 and relay, second is LM393, timer delay IC. both to protect any load. [...]
February 14, 2017
200 watts home power inverter project using SG3526N
Today we see the protection circuit. Which is divided into three parts are: 1. the overload output current protection circuit, 2. The output overheat temperature protection circuit 3. the Battery…
June 8, 2013