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-   -   5.1/6.1ch plateamp (http://www.diyaudio.com/forums/chip-amps/212353-5-1-6-1ch-plateamp.html)

AudioSan 8th May 2012 04:34 PM

5.1/6.1ch plateamp
 
4 Attachment(s)
now starting with a 6.1ch plate amp with subfilter.
there will be 6 LM3886 amp modules and 1 hypex UcD400.
chipamps aleph PSU with 6x10.000uF caps and a antek AN4218(400VA 2x18V)
transformer for the chipamps. and hypex ST PSU and hypex 250VA 2x40V transformer for the UcD400 and subfilter(2.sec 2x13V). and a hypex softstart.

here are som pics. rest of the parts is on there way:)

AudioSan 8th May 2012 04:36 PM

2 Attachment(s)
and here is the layout i'm planning

AudioSan 16th May 2012 01:48 PM

4 Attachment(s)
finaly the rest of the parts has arrived.
just missing som alu sheets and connectors:)

AudioSan 16th May 2012 01:50 PM

3 Attachment(s)
and the heatsink:) it's 200x250x40mm.

hurtz 16th May 2012 03:38 PM

Looks interesting!

Would you mind posting a simple graphic of your grounding scheme?
(I'm building a 5-channel lm3886 at the moment)

cheers!
hurtz

AudioSan 16th May 2012 04:12 PM

the groundig will be a simple star ground at the PSU and to safety ground thru a NTC.

AudioSan 17th May 2012 03:15 PM

3 Attachment(s)
got some work done last night and today.
here are th LM modules

AudioSan 17th May 2012 03:16 PM

3 Attachment(s)
and the sub filter.


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