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Old 12th January 2012, 06:17 PM   #11
diyAudio Member
 
Join Date: Jan 2011
"Much simpler, so I am just running one side of the AC (-) thru this"

Correct ... it inserts in the neutral line

You need to keep an eye on the bridge as it could get very hot and may require a sink

When I added the cost of putting one together with a premium outlet and IEC plus a heavy aluminium case ... I just bought 2 PS Audio Humbuster III at $150 each instead

Some of the valuve's of the caps I've seen are 2200uF and 3300uF at 16v

4700uF at 35v and if you look at the attached you'll see Bryston uses the circuit in some of their amps with 33000uF 6V caps

Sorry I can’t make a recommendation .. it was my own indecisions that led me to take the safe route and buy the HBIII’s
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Old 18th January 2012, 04:17 PM   #12
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Join Date: Jul 2007
Thanks for all your help, I think this may be a little beyond my abilities and if to do it right is going to cost $100, I might be better off just purchasing a PS Audio Humbuster III. Again appreciate you sharing your experience with this problem.
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Old 24th March 2012, 04:22 PM   #13
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Join Date: Jun 2007
Quote:
Originally Posted by Dhrab View Post
"Much simpler, so I am just running one side of the AC (-) thru this"

Correct ... it inserts in the neutral line

You need to keep an eye on the bridge as it could get very hot and may require a sink

When I added the cost of putting one together with a premium outlet and IEC plus a heavy aluminium case ... I just bought 2 PS Audio Humbuster III at $150 each instead

Some of the valuve's of the caps I've seen are 2200uF and 3300uF at 16v

4700uF at 35v and if you look at the attached you'll see Bryston uses the circuit in some of their amps with 33000uF 6V caps

Sorry I can’t make a recommendation .. it was my own indecisions that led me to take the safe route and buy the HBIII’s
can you post the ps audio humbuster schematic
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Old 24th March 2012, 04:35 PM   #14
AndrewT is offline AndrewT  Scotland
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Join Date: Jul 2004
Location: Scottish Borders
Much, an enormous amount of very much, has be posted about the way these AC Mains supplies can have a net DC component in the distorted AC waveform.
Similar amounts of explanation have been given on why some transformers are susceptible to this form of waveform distortion and why the DC blocker can come to the aid of these susceptible transformers.

And yet I still see all the crap being repeated on what the DC blocker is NOT capable of doing.

The capacitors are the working element in the DC blocker.
Quote:
To remove DC you need some ...... capacitors,
The diodes are an overload bypass.
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regards Andrew T.
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