We found this precision circuit in a manual from the 80's. The operational amplifier is of a common type at the time, and equivalents can be tested. Transistors are general purpose types.
We found this circuit in a publication from the 1970s. The circuit has a logarithmic gain...
Atmel's ATmega 324PB microcontrollers available from Mouser Electronics are RISC-based...
The purpose of this circuit is to provide the distribution of analog video signals between several...