Distribution Amplifier (CB4922E)

This amplifier is from a 1990s Linear Technology component manual. The circuit requires symmetrical power supplies.

Powerful Fire Siren (CB17503E)
This circuit was found in a 1986 publication. However, it can still be easily assembled, as the...
Geiger counter (CB23618E)
This circuit was published in Radio Electronics magazine in June 1959. The circuit uses an...
Gradual Touch Dimmer (CB19144E)
This circuit is based on an old Siemens integrated that can now be found very easily. It allows the...