6550 Tubes
These high quality vacuum tubes are used in most Leslie tube amplifiers and are designed for high performance operation. Each amplifier requires two electrically matched 6550 tubes, thus they are only sold in matched pairs.
Part number 502-022301
12AU7A Tubes
This high quality long life vacuum tube is used in all Leslie tube amplifiers.
Part number 502-029033
OC3 Tubes
This high quality tube is used in 147 Leslie amplifiers.
Part number 502-022319
