Institute Newton C. Braga

Circuit Bench

Infrared Remote Control Bistable Receiver (CB17348E)
This circuit can be used as a receiver for the CIR10534 transmitter or others described in this...
Percussion Circuit (CB20308E)
This circuit produces the sound of percussion such as blocks, drum, bell, etc. The frequency...
15 kHz tone detector (CB20902E)
This circuit was found in an Electronics Now from the 80's. The frequency depends on the...