Found in a 1968 Ferranti documentation, this circuit can be implemented with modern equivalent semiconductors. With the indicated components the load can be a lamp up to 1 A.
This circuit for the positive front of a rectangular signal was found in an old documentation, but applies...
This circuit was obtained from a 1965 Radio Electronics. The semiconductors used admit modern...
This two-stage amplifier hás a high impedance input and excelent voltage gain. It can be used as a...