Original Kit
Tubes: 12AU7
Modifications include Reverse Recovery Spike Filter, Pseudo-Dual-Mono Power Supply, Solen Output Capacitors, Vishay-Dale Resistors, Homegrownaudio Silver Wire, P.E.C. 100K Attenuators, and Dynamat Vibration Control.
Original Kit
Tubes: 12AU7
Modifications include Reverse Recovery Spike Filter, Pseudo-Dual-Mono Power Supply,
Solen Output Capacitors, Vishay-Dale Resistors, Homegrownaudio Silver
Wire, P.E.C. 100K Attenuators, and Dynamat Vibration Control.