Institute Newton C. Braga

Circuit Bench

Electronic Spinning Top (CB18806E)
We found this interesting effect circuit for LEDs in a 1993 publication. The circuit uses very...
Rain Indicator (CB12392E)
The sensors can be screens having porous tissue between them. When the water moistens them, the...
FET Preamplfier (NI022E)
This circuit is indicated to operate from high impedance sources as piezoelectric transducers....