This amplifier for recording heads was found in a Radio Electronics from September 1963. The circuit uses period transistors but can be modified to work with modern transistors.
A single high-power transistor MJ15003 is used in the circuit in the figure to generate strong...
This circuit was found in old documentation. D1 can be a diac. | Clique na imagem para ampliar...
This amplifier with low impedance OTL output was found in documentation from the 1960s. The...