* GU29/829b  https://www.diyaudio.com/forums/tubes-valves/202702-audioromy-fu-29-model-828a-mini-review.html
 * http://ohm.bu.edu/~hazen/TubeAmp/Schem/PP%20HI-FI%20GU19-GU29.png
 * http://www.engineeringradio.us/blog/2019/04/analog-sauce-the-audioromy-m828-a/
* GU32/832A/CV788  http://diyaudioprojects.com/Forum/viewtopic.php?f=9&t=1286

Thinking about the What Watt design [http://ohm.bu.edu/~hazen/TubeAmp/Schem/GU32%20WhatWatt.jpg (schem)] [http://ohm.bu.edu/~hazen/TubeAmp/Schem/GU32%20What%20Watt%20PS%2023NOV09.jpg (ps)].

Output current 1.2/15 = 80mA per channel.

Parts:

* https://www.edcorusa.com/xpwr236 $52.34 ea
* https://www.edcorusa.com/gxpp10-10k (2)  $40.87 ea
* ECC83/12AX7 (2) $11 ea
* GU32/832 2/$20 or 8/$64 ish eBay
* Sockets 4/$18 ish eBay