Audio amplifier 741 (CB20478E)

This low power audio amplifier was found at 1992s Popular Electronics. Transistors are general purpose common types.

CB20478E

Direct Reading Capacítancemeter (CB3885E)
We find this circuit in American documentation from the 1980s. The accuracy of the circuit depends on the...
STEVAL WESU1 Wearable Reference Design (COM009E)
Mouser Electronics is now offering a reference design board from ST Microelectronics STEVAL-WESU1...
Transistor Bargraph (CB892E)
This circuit is na analog display of LEDs, operating from a voltage signal applied to mits input....