Push pull amplifier (CB21941E)

Using a pair of CK722s, this booster step of a few milliwatts of power was obtained in a 1960 Gernsback publication.

Logarithmic Converter (CB13769E)
We found this circuit in a publication from the 1970s. The circuit has a logarithmic gain...
ATmega324PB Microcontrollers - Atmel
Atmel's ATmega 324PB microcontrollers available from Mouser Electronics are RISC-based...
Video Signal Distributor (CB17688E)
The purpose of this circuit is to provide the distribution of analog video signals between several...