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#1 |
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diyAudio Member
Join Date: Sep 2003
Location: Bellevue, WA
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I recently got my hands on a big DC power suppy. It's a Kepco RCW 48-32k, rated for 32A at 48v. I'm not really sure what to do with it, or if it could be used as the power supply of an audio amplifier. I know the voltage is adjustable between 30 and 52 volts. Here's a link
http://www.kepcopower.com/rcw.htm The specs are: * Wide range a-c input (85-264V a-c). * 350W and 1500W (not 750W) models have current sharing for N+1 paralleling. * Overcurrent limiter, square type. * Undervoltage detector, (350W~1500W models) shuts down RCW if overload persists for more than 40 seconds. * Overvoltage protector - immediate shutdown (reset by removing mains power for ‰ 40 seconds). * Trimmable output voltage. * Remote on/off logic. * Alarm flags; OV, UV, thermal, fan (350W~1500W models). * Power fail alarm (input power failure) (350W~1500W models). * Output overvoltage and thermal protection indicator (red) (350W~1500W models). * Output low voltage indication (red) (350W~1500W models). * Fan alarm indication (red) (350W~1500W models). * Remote error sensing: 0.15V for 3.3V models, 0.25V for 5.0V models, 0.4V for 12-48V models. * UL/CSA/TÜV safety approval EN 60950. * Certified per MIL STD 810E. * DIN Rail mountable The list price at Kepco is $1435. Any ideas on what this is worth? Can it be used in a DIY amplifier project? I'm on the fence between selling it and buying a completed amplifier, or trying to build one. Dan |
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#2 |
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Master Burner
Join Date: Dec 2002
Location: San Francisco, California
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For power amp you would normally use dual power supply. This appears to be single supply.
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#3 |
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diyAudio Member
Join Date: Nov 2005
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"List price on Kepco is $1435"
If its new, you ought to be able to get %25-50 of that... Not really the right thing for an amp...
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#4 |
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diyAudio Member
Join Date: Sep 2003
Location: Bellevue, WA
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Not right for an amp... that's too bad. Maybe I can ebay it for $300. Thanks for the feedback.
Dan |
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