Institute Newton C. Braga

Circuit Bench

LED Flasher Unijunction (CB22144E)
The frequency of this circuit depends on the capacitor. The unijunction transistor can be the...
Electronic Spinning Top (CB18806E)
We found this interesting effect circuit for LEDs in a 1993 publication. The circuit uses very...
Linear Temperature to Frequency Converter (CB12435E)
This circuit from a 1980 publication, converts the temperature sensed by Q1 into a frequency in a...