SOLD sold my amp, and have a left over- Matched Quad (4) of NOS Ei KT 90 Type ll (bought from Levytubes)
$350 bought in 2014 Jim McShane Favorite!
these were never used,only tested on amp for a few hours IMO: easily beats any of the current KT88/6550 tubes out there, this is nothing out there that sounds like these tubes, currently available!
will ship ONLY to USA, lower 48 Payment by PayPal PM for info Shipping $ 8.99 All handled by first come!These are the Famous Type ll with heavy duty welding spots and have a Long life span and sound Incredible! Great sounding tube, which is considered to be one of the very best of all KT90 tubes and could be used in the majority of 6550 and KT88 tube amps. Superbly transparent and dynamic – taking about dynamic, the tube has a phenomenal punch! 
