Tubes - Transmitting, Audio, Misc.
Please choose from the following TUBES Sub-Catagory choices:
572B![]() |
811A![]() |
6146![]() |
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4CX350 Series![]() |
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SOCKETS![]() |
CHIMNEYS![]() |
PLATE CAPS![]() |
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BOOKS![]() |
BASES![]() |
PARASITIC SUPPRESSOR![]() |

6550 General Electric Vintage Beam Power Amplifier/Audio Tube ( NOS)
In Stock
- Date code: 63-30
- Smooth Grey plates
New Old Stock * No longer available for export
MFR: General Electric Company
SKU: 6550-GE-63-NOS

6550 General Electric Vintage Beam Power Amplifier/Audio Tube with Smooth Plates (NOS)
In Stock
- Date code: 63-30
- Smooth Grey plates
New Old Stock * No longer available for export
MFR: General Electric Company
SKU: 6550-GE-63-NOS

6V6GT-JAN-CTL Tung-Sol Beam Power Amplifier with Black Base (NOS)
In Stock
- This tube is designed to be used in audio amplifiers
- MIlitary Part Number: VT-107A
New old stock / New In Box * No longer available for export
MFR: Tung-Sol
SKU: 6V6GT-JAN-CTL-TS

6BQ5 RCA Audio Power Pentode Tube (Pull)
In Stock
Used in audio amplifiers
Clean Used * No longer available for export
MFR: RCA
SKU: 6BQ5-RCA-P

6BQ5 / EL84 Amperex Audio Power Pentode Tube Made in Holland (NOS)
In Stock
Used in audio amplifiers
New Old Stock * No longer available for export
MFR: Amperex
SKU: 6BQ5-EL84-HOL-AMP

6BQ5 Amperex Audio Power Pentode Tube Made in Holland (NOS)
In Stock
Used in audio amplifiers
New Old Stock * No longer available for export
MFR: Amperex
SKU: 6BQ5-HOL-AMP

6550C Svetlana High Performance Audio Beam Power Pentode Matched Pair (2) (NIB)
In Stock
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-MP

6550 Tung-Sol Beam Pentode Power Amplifier/Audio Tube (NOS)
In Stock
Designed for Audio service. This tube carries a 42 watt plate dissipation rating which provides for push/pull amplifier designs up to 100 watts output.
Size: 3.7" tall (base to top of tube) x 1.97" diameter, 4.24" Overall length
New Old Stock * No Longer Available for Export
MFR: Tung-Sol
Made in USA
SKU: 6550-TUNG-NOS
See Data Sheet
Add to Cart

6550A RFP Beam Power Amplifier/Audio Tube (NOS)
In Stock
- 3.95" tall, base to top of tube
- 1.775" diameter
- 4.43", overall height
New Old Stock - No longer available for export
MFR: RF Parts Company
Made in China
SKU: 6550A-RFP

6550 Tung-Sol Vintage Beam Power Amplifier/Audio Tube with Solid Black Plate (Pull)
In Stock
- Low Hour Pull from Working Equipment
- Second Generation
- Three getters: 2 Side and 1 Top
- Solid Black Pates
Clean Used * No Longer Available for Export
MFR: Tung-Sol
SKU: 6550-TUNG-BP-P