100W Ultimate Fidelity Amplifier

@still4given,

Hi Terry,

I have 4 of the original P30ZF that alex mm designed and I believe you built. A quick question: "Do I need 1 pcb per channel or 1 pcb will cover 2 channel stereo. Need to know because I am going to sell some pcbs that are gathering dust.

Thanks for the help,

Myles
 
...to be: AX11 XXXL and AX20 XL:
 

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vpx_apex_ne555.bmp

hi again: dear friends please help me about ne555 protection

i design a new PCB but not complete
i need help a bout PRO

1😛RO in apex ds555 stereo must be connect to directly bias of 2SC5200? or need PRO circuit?

2: i connect 680k to pin 4 of ne555....like as mono PCB..its be thru?
 
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