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How much Power for IcePower 250A module?

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beowild
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beowild Posted: Wed, Jun 12 2013 2:24 PM

Hi everybody

I recently bought some IcePower 250A modules to upgrade my existing amps (T-Amp and B&O) in the MCL- link rooms. Usually these modules are powered by the ASP-Modules which are not available in the european market.  Does anybody know how much power each of these 250A-modules really need? They need a unregulated +50V supply and a regulated pair of +- 12V for the gain.

Thanks in advance

David

Beobuddy
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Beobuddy replied on Fri, Jun 14 2013 1:13 PM

Just a guess.

 

If you're goin to use the old school technique, then you should use a 2x35V, 2x5A transformator. 2x35 multiplied by 1,4 gives you around 50 V unregulated for both the negative and positive voltage. You need a transformer like, 1x220v primary, 2x 35v secundairy. But the first depends on where you are located. As 230v is the standard here. Don't forget to rectify the AC current with a "double" recifier. 

Jeff
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Jeff replied on Fri, Jun 14 2013 9:26 PM

Beobuddy:

Just a guess.

Don't forget to rectify the AC current with a "double" recifier. 

A 5U4G from Sovtek would work well for that, if you're into eccentricity. Big Smile

 

Jeff

I'm afraid I'm recovering from the BeoVirus. Sad

Beobuddy
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Beobuddy replied on Fri, Jun 14 2013 9:36 PM

I have to admit, that's a bit to old school for me....Big Smile

I have some info/lecture for that , but nope, I won't be able to build/design from the heart.

Looks nice  though.

BTW Would it work without firework? Old school tubes vs new ICE amps in one housing?

Probably several would turn over in their grave....Big Smile

Jeff
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Jeff replied on Sat, Jun 15 2013 7:55 AM

Without running numbers and such I'm not sure if a single could source the current you'd need, but I'm sure that if you applied the design right you could use the tube. After all, it's only a full wave rectifier, same thing as a handful of diodes. Sovtek has these great looking large shoulder tube envelope ones too. The tube would probably put out more heat than the amps.

I kind of like oddball stuff, when I first got my Beosound 9000 I had it hooked up to a McIntosh MC240 tube amp and a pair of traditional passive speakers. Looked cool, the ultra modern Beosound with the ancient tube amp.

 

Jeff

I'm afraid I'm recovering from the BeoVirus. Sad

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