Electronics Projects, Amplifier Circuit Pioneer 300W article
"audio amplifier circuits, transistor amplifier, " tagged with
Pioneer 300W amplifier circuit is working with symmetric 45v DC +-power transistors MJ15003, the NPN transistors, can be used in all MJ11016 2N3773 4 ohm speaker with 300 Watts of power. Driver card schema, pcb drawings and proteus isis simulation power transistors have cooler connects to the drive through.
Source: forosdeelectronica.com/f31/amplificador-300-watts-desconocido-16313/ alternative link: amplifier-circuit-pioneer-300w.rar alternative link2