Power supply for Grado RA-1

vectro

Member
2002-04-13 1:59 am
Attached is a schematic for a power supply for the Grado RA-1 amp. Does anyone have any comments or suggestions?
 

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  • grado ra-1.png
    grado ra-1.png
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paulb

Member
2001-06-01 4:53 pm
Calgary
Is this something you're proposing, or is it an existing box that you want to upgrade?
If it's existing, are you having any problems that you want to solve?
A full-wave bridge rectifier would be a place to start, instead of the half-wave shown. You'll need a different, centre-tapped transformer.
Check the www.headwize.com site for projects that have power supplies for ideas.