Large plate dimensions and improved grid structure mean increased power handling capabilities. Mica spacers with metal springs eliminate tube rattle and microphonics. Platinum matching process consists of a 24-hour tube burn-in period followed by a bias (plate) current measurement in milliamps.
$35.99 - $70.99MSRP: $55.29
Hard Duet, Hard Quartet, Medium Duet, Medium Quart...