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Old 8th December 2010, 12:16 PM   #121
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Quote:
Originally Posted by Mamak View Post
to find high VA transformer is very difficult.at my town supply is 240v and i want to step down to 110V.then i can use 110v to your psu and then variable to low voltage.so i can get high va power supply.what u think?
step down is low price then toroid transformer
Don't do that !!!
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Old 8th December 2010, 12:17 PM   #122
Mamak is offline Mamak  Malaysia
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Originally Posted by apexaudio View Post
Don't do that !!!
why?2sc5200 not support 150 v dc?
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Old 8th December 2010, 01:00 PM   #123
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Originally Posted by Mamak View Post
why?2sc5200 not support 150 v dc?
There is many reasons, just don't do that.
Regards
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Old 17th December 2010, 04:54 PM   #124
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Turn on/off mute with FET
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File Type: jpg APEX turn on-off mute.jpg (171.8 KB, 2644 views)
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Old 17th December 2010, 05:12 PM   #125
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The mute on the input wont do anything if the amp itself makes a ploop on turn on/off.
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Old 18th December 2010, 09:32 AM   #126
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Originally Posted by Tekko View Post
The mute on the input wont do anything if the amp itself makes a ploop on turn on/off.
This amp not make turn on 'ploop', if amp make ploop use protect with relay.
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Old 10th January 2011, 12:17 PM   #127
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SR100 Schematic file in pdf
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File Type: pdf APEX SR100 Sch.pdf (24.9 KB, 1168 views)
File Type: pdf APEX Speaker Terminal pdf.pdf (25.4 KB, 907 views)

Last edited by apexaudio; 10th January 2011 at 12:19 PM.
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Old 10th January 2011, 01:39 PM   #128
Mamak is offline Mamak  Malaysia
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mr apex.what other number for opa1632?its hard to find
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Old 10th January 2011, 02:06 PM   #129
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Mamak,

Rs Components Malaysia have them.
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Old 10th January 2011, 03:57 PM   #130
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Quote:
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mr apex.what other number for opa1632?its hard to find
What circuit use OPA1632?
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