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Chip Amps Amplifiers based on integrated circuits

PSU for many amp blocks
PSU for many amp blocks
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Old 4th May 2005, 08:36 AM   #1
Specterx is offline Specterx  Latvia
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Question PSU for many amp blocks

Hello,

I'm planning to build 3 stereo amp blocks(GC). Is it possible to connect them to PSU like in the image attached here? Is this connection type noisy for Amp?
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Old 4th May 2005, 08:36 AM   #2
Specterx is offline Specterx  Latvia
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Default PSU for many amp blocks

Hello,

I have planned to build three stereo amp. blocks and to use power supply with one output(+ and -). Is it possible to connect PSU to amps like in the picture attached? is it noisy connection? is there another sollution?

With best regards,
Roman.
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Old 4th May 2005, 11:57 AM   #3
mwmkravchenko is offline mwmkravchenko  Canada
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PSU for many amp blocks
Default Try this

Less problems.

Mark
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Old 4th May 2005, 03:43 PM   #4
Specterx is offline Specterx  Latvia
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but is it good that 3 amp blocks share one power source from PSU? Is there any sollution better than parallel connection?
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Old 4th May 2005, 03:59 PM   #5
G4ME is offline G4ME  United States
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sure, 3 different PSU
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Old 5th May 2005, 04:19 PM   #6
Specterx is offline Specterx  Latvia
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Does anybody have schematic of PSU where are 3 independent outputs and one torodial type transformer on input?
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Old 6th May 2005, 10:21 AM   #7
autoexec is offline autoexec  United States
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do you mean putting 3 bridge rectifiers in parrallel?
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Old 7th May 2005, 04:03 PM   #8
Specterx is offline Specterx  Latvia
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yes, but only in case they are powered from one PSU. Can I use torodial tansformer for many Power Block units?
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Old 7th May 2005, 07:39 PM   #9
markp is offline markp  United States
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Quote:
Originally posted by Specterx
yes, but only in case they are powered from one PSU. Can I use torodial tansformer for many Power Block units?
Yes, you can. The inputs to the diode bridges are in parallel and each bridge feeds its own capacitors and amp.
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