You could message Geoff Gould on facebook and he should be able to tell you.
Some info here.
https://www.rukind.com/viewtopic.php?f= ... 9&start=15
It's a work in progress. It doesn't sound nearly as good as the Starfire. It also doesn't sound as good as the newer TBX Moduli, but I'm not sure why. It's kind of midrange-y, which I thought the Alembic pickups would help, but not so much. It might be because of pickup placement.