6550 / KT88

Size: 3.7" tall (base to top of tube) x 1.97" diameter, 4.24" Overall length.
New Production * No longer available for export
MFR: Tung-Sol - Russia
SKU: 6550MP-TUNG-RUS

KT88 RF Parts Audio Tube

New Old Stock * No longer available for export
MFR: China
SKU: KT88-RFP

These Tung-Sol Vintage tubes have 3 getters with smooth plates.

New Old Stock / New In the Box * No longer available for export

MFR: Tung-Sol, USA
SKU: 6550-TUNG-USA

The Svetlana™ KT88 is a glass envelope beam power tetrode. It is intended for audio frequency power amplification service.
New In the Box * No longer available for export
MFR: Svetlana, Russia
SKU: KT88-SVET

KT88 RF Parts Audio Tubes,

MFR: China

SKU: KT88MP

The Svetlana™ 6550C is a glass envelope beam power pentode. It is intended for ultra linear audio frequency power amplification service. Close manufacturing specification tolerances and improved processing provide improved reliability and superior sonic performance.

New In Box * No longer available for export
MFR: Svetlana Electron Devices, Inc. * Made in Russia
SKU: SV6550C

The Svetlana™ KT88 is a glass envelope beam power tetrode. It is intended for audio frequency power amplification service.
New In the Box * No longer available for export
MFR: Svetlana, Russia
SKU: KT88-MQ-SVET

The Svetlana™ KT88 is a glass envelope beam power tetrode. It is intended for audio frequency power amplification service.
New In the Box * No longer available for export
MFR: Svetlana, Russia
SKU: KT88-MP-SVET

These Sylvania tubes have 2 getters and smooth plates.

New Old Stock / New In the Box * No longer available for export

MFR:Sylvania, USA
SKU: 6550-SYL