Silver plated tubes may exhibit some silver tarnish (which does not detract from performance). Some tubes may show faint marks from the socket in our testing equipment.
New Old Stock * No longer available for export MFR: Amperex SKU: 8560AS-AMP
Two RCA-6550V1 power amplifier tubes are factory-matched to tight performance limits and are intended for use as a pair in push-puil amplifier stages. These tubes help minimize distorion.
New Old Stock / New In Box * No Longer Available for Export MFR: RCA SKU: 6550V!-RCA
Exhibits many of the same characteristics as the EL34, but with a power output of roughly 5-8 watts. Very creamy and smooth; used in many modern class "A" amps.
New Old Stock * No longer available for export MFR: JJ Electronics - Slovak Republic
These 4-400A Eimac transmiting tubes are low hour pullouts, removed from working equipment. Clean Used * No longer available for export MFR: Eimac * MFD: Eitel-McCullough, Inc. NOTE: The photo is for reference only. Ninety Day Warranty