Time Delay ON-OFF with NPN Transistors

305

04:09:12

Circuit to eliminate speaker popping when powered on/off. CR1 will control Power Rails/CR2 will enable/disable the speaker.

published 4 years ago

compiler413

4 years ago

It is natural to use mosfet o j-fet transistors for the circuits of this type because of their high impedance.. otherwise you have to take a very large nominal capacitor 200mf..

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