Institute Newton C. Braga

Circuit Bench

Intermittent Accelerated Sequential (CB12139E)
This circuit is from a 1982 publication. It is a sequential effect of accelerated and intermittent LEDs....
PLL (CB6715E)
This PLL with operational amplifiers was found in 1969 documentation. The configuration can be...
Transformerless Power Supply (CB16592E)
Here is a simple source without a transformer for currents up to 50 mA. The voltage depends on the...