This is the power step of the previous circuit. Output transistors must be mounted on good heat sinks. The circuit is from documentation from the 60s.
Found in a documentation from the 90s, this circuit limits and amplifies a voice signal in the 800...
This circuit was found in documentation from the 90s. The operational amplifier is NE5514, which is...
We found this circuit in the August 1970 issue of Radio Elecronics magazine. It uses the CA3018...