K40Y output caps
Upgraded resistors
Vampire CM Hex RCAs and solid brass battery terminals
Includes 3 - 6 Volt SLA Batteries and series connectors, charger
Carefully built in a Hammond Die-cast box with EAR damping feet.
Very close in performance to my Cinemag 3440AH SUT build and THE CURE if you have hum problems with your SUT.