Institute Newton C. Braga

Circuit Bench

Monostable unijunction (CB6354E)
Suggested by Motorola in a 1980s publication, this circuit is insensitive to changes in bias...
10 Hour Timer (CB1535E )
This circuit was obtained in a 1974 Motorola timers publication. Transistors allow equivalents, the 2N2646...
Active Tone Control 741 (CB25835E)
This circuit incorporates the passive control of the previous circuit and was also found in the...