What amps use the KT120 tubes?


As per the title -- can anyone list amps that use these tubes by design (not retrofit )?
Ag insider logo xs@2xrblnr
Post removed 
Just adding this list to help out anyone who may stumble upon this thread.

Credit for this goes to A'gon member Hifigeek1. He posted this on another thread.

04-19-12: Hifigeek1

The following is a list of ARC amps that are authorized to use the KT-120:

VS55, VSi55, VS60, VSi60, VS110, VS115, REF110, VM220. I hope people find this useful as there seems to be a lot of confusion about it.