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Old 25th June 2015, 11:37 AM   #1
diyAudio Member
Join Date: Jun 2013
Default Need wiring help for dual rail in R core

Hi Friends.,

I have purchased r core transformer for my new preamp project. my point is r core having secondaries 2 x 9v, 2 x 15v (see image). i just need 15-0-15v dual power supply. Please help me for this issue.

thanks in advance
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Old 25th June 2015, 12:28 PM   #2
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Location: The Jurassic Coast, England. GB
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Connect a yellow wire to a brown wire. That will be 0
The other yellow is 15
as is the other brown 15 giving you 15-0-15
If you get the wrong yellow, there will be nothing, swop the yellow wires. It will be pot luck.
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Old 26th June 2015, 08:38 PM   #3
AndrewT is offline AndrewT  Scotland
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Join Date: Jul 2004
Location: Scottish Borders
do you need +-15Vdc?
you wrote
i just need 15-0-15v dual power supply.
But that does not tell us anything !
regards Andrew T.
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