Found in Datel's documentation from the 1980s, this circuit makes use of the company's operational amplifiers. The circuit can be implemented with any modern equivalent operational.
This circuit was found in a 90s schematic manual published in Europe. The circuit uses two PNP RF...
We found this circuit in a French documentation from the 80's. The components used are still...
This is a diagram of a 1958 commercial receiver. The circuit was found in documentation at the...