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need help picking torroid
need help picking torroid
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Old 12th September 2011, 10:15 PM   #1
oiphy is offline oiphy  Norway
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need help picking torroid
Default need help picking torroid

hi.
I need help with my latest project.
mainboard needs +-25v, then I should use a 18v trafo?????
18x1.4?? is this right?
thanks for any input or redirects
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Old 12th September 2011, 11:01 PM   #2
planet10 is offline planet10  Canada
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need help picking torroid
Yes, with cap input filter 18-0-18 AC wll give 25-0-25 DC

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Old 13th September 2011, 05:11 AM   #3
oiphy is offline oiphy  Norway
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need help picking torroid
Default thanks.

schema ... I dont see the 0 conn.? on the mainboard.
but it still is 18 v ac?
Attached Images
File Type: jpg Pass AlepX main board sch.jpg (83.6 KB, 47 views)
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File Type: pdf Pass PSU First Watt Sch.pdf (10.1 KB, 8 views)
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