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Old 12th February 2009, 07:25 PM   #121
rhysh is offline rhysh  United Kingdom
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Quote:
Originally posted by samsagaz
wich is the BOM of the DRV134?

1 x DRV134
2 x 0.1uf capacitors
3 x molex kk .156
1 x 3 way terminal block
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Old 12th February 2009, 09:15 PM   #122
juluska is offline juluska  Ukraine
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Default another possible stereo layout

With only one toroidal transformer 1000VA 4x25V.
What are the exact measures of amplifiers pcbs?
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Old 12th February 2009, 09:17 PM   #123
rhysh is offline rhysh  United Kingdom
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4.8"X3.2" INCH

Using one transformer would be fine.
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Old 12th February 2009, 09:30 PM   #124
huy5005 is offline huy5005  Canada
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I think you should have current limiter or soft start circuit for 1000VA transformer ? 'cause of the in rush current.
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Old 12th February 2009, 09:38 PM   #125
juluska is offline juluska  Ukraine
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Quote:
Originally posted by huy5005
I think you should have current limiter or soft start circuit for 1000VA transformer ? 'cause of the in rush current.
Do you Know a simple soft start circuit i can install easily?
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Old 12th February 2009, 09:44 PM   #126
huy5005 is offline huy5005  Canada
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Check out the aleph power supply at this link

http://www.penguinlovers.net/audio/aleph2_pswire.jpg
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Old 12th February 2009, 09:46 PM   #127
rhysh is offline rhysh  United Kingdom
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http://sound.westhost.com/project39.htm
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Old 12th February 2009, 09:52 PM   #128
rhysh is offline rhysh  United Kingdom
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Quote:
Originally posted by huy5005
Check out the aleph power supply at this link

http://www.penguinlovers.net/audio/aleph2_pswire.jpg

Before anyone asks, we dont use inductors/chokes for this build.
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Old 12th February 2009, 10:56 PM   #129
juluska is offline juluska  Ukraine
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Default SOFT START

What about this ebay soft start circuit, is rated at 10A. The resistor is 47ohms, 20W. Will this be enough?

ebay item: 150322713013

Thanks
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Old 12th February 2009, 10:57 PM   #130
juluska is offline juluska  Ukraine
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more photos
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