This PCB Layout for power amplifier Rockola Exp with Speaker Protector, you can download PCB Layout as PDF format file, at the end of this post. The power amplifier Rockola is very familiar also for PA (Public Adress) audio system. This amplifier can deliver high power output up to 2kW, but, it must use an extra Final Transistor's, you can using transistor 2SC5200/ 2SA1943 as a final transistor as much 10 pair transistor. Power supply recommended 65VAC symmetrical power supply with current up to 20A.
Below the Power Amplifier Rockola Exp with Speaker Protector PCB Layout
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Complete Rockola Exp with speaker Protector