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Old 12th July 2004, 09:32 AM   #1
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Post 6xLM3886 BPA project

6xLM3886 BPA project started

"Full loaded", inverted, SMD components based.

Anybody interested?

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Old 12th July 2004, 12:17 PM   #2
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Are there something special, or schematic from datasheet ?


ЛМ-ки уже на кутузке есть, или с других источников?
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Old 12th July 2004, 12:25 PM   #3
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something similar i am working on

BPA-300 :-D Pcb designed!

-Matthew K. Olson
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Old 12th July 2004, 10:34 PM   #4
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Thank you, Matthew.
I saw your project.
Frankly speaking, I was inspired by your project

But I don't like "simplified" GC arhitecture

It'll be LOADED version ... Just wait a bit.


2Altor: Alexander. We can speak any time by ICQ
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Old 16th July 2004, 08:06 PM   #5
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One /sixth of the amp.
R107 -- for integrator trimming
R108 -- for gain trimming

Mute -- isn't routed yet
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Old 16th July 2004, 08:08 PM   #6
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Power supply for OpAmps
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Old 16th July 2004, 08:10 PM   #7
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Preliminary PCB.
Power not yet routed
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Old 17th July 2004, 07:18 PM   #8
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fixed schematic (2/6)
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Old 17th July 2004, 07:19 PM   #9
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fixed PCB for 5x1W resistors or 1x5W ceramic resistor, mounted vertically
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Old 19th July 2004, 04:22 AM   #10
mrrao is offline mrrao  China
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very interested !
have spec ?
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