Obsidius Preamp convert to Vintage Microtubes

CheapSuitG

The TubeSchemer
Hi!

Is there a way to convert the Obsidius preamp to the Vintage microtubes? I know the Maelstrom Bass Drive can be converted, it is also based on the M3K. From the Maelstrom build sheet it looks like changing just a couple values to accomplish that.

Thanks!
 
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