Ramp Generator circuit using 2N4891 FET
This be Ramp Wave Generator Circuit by use UJT , 2N4891 numbers are important equipment. By Q2 take Voltage of C1 and give Output be sawtooth waves . The R3…
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March 10, 2017
555 Sound effect Metronome circuit
We have many ways to build a metronome circuit. First, using transistor so easy way and cheaper. But now I try IC-555 timer. It also easy and drive a speaker directly.…
February 11, 2017
Tempo tap circuit using IC-CD4011
This Tempo tap circuit will have an effect than Tap the rhythm circuit other because the whistle is giddy, which vividly than usual knock. You can also adjust the speed…
January 27, 2017
3 Simple Metronome circuits using transistors
These circuits are Simple Metronome circuit model to be simple. It use the transistor be important equipment by very the circuit is the character Astable Multi vibrator. For produce something…
January 6, 2017
Compares with sound level tool
A tool that use for fine to decorate the sound of , organ , piano , have the pitch is equal. By have the accuracy is similar to with compare…
January 3, 2017
Free 4 ideas of tone generator circuit using FET, SCR, transistors
This is simple Warble tone generator circuit , use scr as main of oscillator and signal will be boost, then feedback to SCR again. Output is 32 ohms speaker [....]
January 2, 2017