Hughes suggests this circuit in a 1968 documentation. The circuit uses old transistors that can be replaced with equivalents. MOSFET is the critical component of the circuit.
Short pulses can be found in this 90's EDN circuit. The load is 50 ohms and the transistors are from that...
Found in an American 1980s documentation, this circuit generates frequencies in the range...
This old configuration of an audio amplifier has a push-pull two-transistor output stage. Output...