Broadband Balanced Mixer MC1556G (CB14563E)

We found this circuit in Motorola's Linear Databook in 1990. The integrated circuit used is no longer common today.

Timed Light Touch Control (CB18694E)
This control circuit for incandescent lamps was found in a publication from the 90s. The circuit uses...
24 W BTL Amplifier TDA2006 (CB15244E)
The power supply for this circuit must be symmetrical at 12 + 12 V and the load must be 8 ohms. The...
Bidirectional motor control (CB23839E)
This practical two-transistor linear motor control idea was found in the September 1962 Radio...