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PostPosted: 20 May 2009, 12:35 
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Joined: 20 May 2009, 03:48
Posts: 8
I made 5.1ch amplifier, using stk4392.
and got input pre-amp gainer board from market. Issue I faced was that input for amp was too high.
I tried but could not get schematic.. then made one myself. Attached is schematic.
Attachment:
OPAmp-6ch-Input-V1.pdf


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PostPosted: 20 May 2009, 19:05 
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Joined: 28 May 2008, 21:53
Posts: 4530
Location: Winnipeg, CANADA
Do you have a photo you could also share?

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PostPosted: 21 May 2009, 00:04 
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Joined: 20 May 2009, 03:48
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I have not taken photos of amp ! will take and post them here..

History and 5.1ch amp dated to around 5yrs back !
First it was Stereo Amp (STK439) then upgraded to 5.1ch using 3 Stereo Board for STK4392, with custom Transformer 24-0-24 8Amps !

Pre-Amp PCB is not ready yet once PCB is ready, will post photos PCB also ..


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PostPosted: 22 May 2009, 14:39 
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Joined: 22 Jul 2008, 02:47
Posts: 45
Hi,

Hey Sudheer nice to see you here man ;) !! looking forward to the pics !

Regards.

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PostPosted: 31 May 2009, 03:49 
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Joined: 20 May 2009, 03:48
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here is layout.. will post PCB image after I get it
Attachment:
OPAmp-6ch-Input-V1.pdf


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PostPosted: 03 Mar 2016, 05:32 
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Joined: 03 Mar 2016, 05:26
Posts: 1
Hi, Can you please share the PCB ?


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PostPosted: 10 Apr 2016, 10:22 
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Joined: 10 Mar 2016, 10:35
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Hi, we are still waiting your pcb image


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