Latest project SRPP valve front end with class D MOSFET output stage. - diyAudio
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Old 21st March 2011, 11:06 PM   #1
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Join Date: Apr 2008
Location: Carlisle, England
Default Latest project SRPP valve front end with class D MOSFET output stage.

Picture of my latest project, married an SRPP valve stage to a class D amplifier.
IRS2092 class d chip and a 12AU7 SRPP valve stage.

Click the image to open in full size.
Murton-Pike Systems PCBCAD51 pcb design software.
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Old 3rd May 2013, 06:15 PM   #2
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Join Date: Oct 2010
Hey Nigel.. I realize it is an old thread but wonder if you could let us know how it sounded. Did the high output impedance of the SRPP affect the sound? IRAUDAMP7S guide recommends no more than 600 ohms..
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