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Old 4th March 2008, 06:58 AM   #101
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Hi all,

I have plan to built Frank's preampli. I have a question is How to built PSU. And already one tube 5Y3 and a choke 8H/113ma. I can make transformer. Could you help me some suggest for this.

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Old 5th March 2008, 10:46 AM   #102
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I believe there is a thread of Franks 6SN7 line stage and on it you will find the power supply along with the rest of the schematic.
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Old 14th March 2008, 05:50 AM   #103
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Can I use PSU as follow . And how about power supply for heater?
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File Type: jpg 6sn7preamppsu.jpg (15.2 KB, 257 views)
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Old 14th March 2008, 10:32 AM   #104
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I don't think you want the pot in there. I would replace it with a suitable sized resistor.
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