Royer 603 tube mod help

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heafdogg

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Joined
Apr 5, 2014
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2
Don't know if people are still doing this, but I've got one near completion. I followed the schematic exactly using point to point and read and re-read all of the build threads here and elsewhere.  I'm getting the correct voltages on pins 2 and 5 (~100 and ~6) with the mic connected, but pin 1 is reading 0.  I've doubled checked everything and am completely out of ideas.  It's probably something stupid, but I can't find it.  Any help would be greatly appreciated.  Is there something obvious that would give me 0 volts on pin 1, but correct voltages on the other pins?

I'm using a NOS RCA 5840 tube and a NOS Jensen MB-D.

Heath
 
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