# Vacuum Tubes

The first electronic amplification of sound was done with Vacuum Tubes. We have pre-amp, power and rectifier vacuum tubes among other types in New Old Stock from the golden era of American & European manufacturing as well as current production tubes from today.

#### Apex Matched

Custom-designed and custom-built by industry experts with ideal tube matching in mind. Apex tubes are matched more closely and more accurately than you'll find anywhere else.

$174.90 Vacuum Tube - 420-A/5755, Western Electric, Dual Triode Triode, Double, Western Electric brand$72.90