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Old 2nd February 2011, 07:57 PM   #1
earless is offline earless  United States
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Red face power supply for hiraga 20 W class a amp

i'm having trouble with the values for the diode bridge in the psu that hiraga suggests for his 20 w class a amp. can anyone clear them up for me?
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Old 4th February 2011, 01:02 AM   #2
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I would use a bridge rectifier 200volt and 35 amps, about 3.
Try RS, Farnell or Maplin.
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Old 4th February 2011, 01:11 AM   #3
earless is offline earless  United States
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many thanks nigel. i'll let you know how it turns out.
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Old 13th February 2011, 03:15 PM   #4
earless is offline earless  United States
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one more question nigel: with all the capacitance in this power supply, wouldn't a soft start a soft start circuit impose itself?
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