6550 / KT88

KT88 RF Parts Audio Tube

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

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

• Date code: 63-30
• Smooth Grey plates

New Old Stock * No longer available for export
MFR: General Electric Company
SKU: 6550-GE-63-NOS

• Date code: 63-30
• Smooth Grey plates

New Old Stock * No longer available for export
MFR: General Electric Company
SKU: 6550-GE-63-NOS

• Low hour pull
• 2 Top Getters
• 1 Side Getter

Used * No longer available for export
MFR: Grove Tubes
SKU: 6550-GT-P

• Low Hour Pull
• Tested on a Hockok 539C 
• Gm range 11250 -11500

Used * No longer available for export
MFR: Genalex
Made in Great Britain
SKU: SC1000-KT88-P

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
Made in Russia
SKU: 6550-TUNG-NOS-RUS

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-MQ