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✉ ORDERS: rfp@rfparts.com
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Audio Tubes

RF Parts Company has a good selection of Vintage Audio tubes from Various manufacturers in the USA and Overseas. Please check with our Sales Staff if you do not see what you are looking for on our website. We have many Vintage tubes available and can do our best to see if in our stock. Thanks.

Tube Basics & Questions? See Here

Please choose from the following AUDIO TUBES Sub-Catagory choices:

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6L6GA Sylvania Black Plate Beam Power Amplifier Tube (NOS)
6L6GA Sylvania Black Plate Beam Power Amplifier Tube (NOS)
Made in the USA

In Stock

$38.91

The 6L6GA is a beam power amplifier tetrode designed for use in the output stage of radio receivers or other equipment requiring high power output,
power sensitivity and efficiency. The power output at all levels has low third and negligible higher-order harmonic distortion.


New old Stock 
MFR: Sylvania
SKU: 6L6GA-SYL

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Model 350 Barker & Williamson Audio Phase Shift Network (NOS/NIB)
Model 350 Barker & Williamson Audio Phase Shift Network (NOS/NIB)

In Stock

$49.91


  • Includes original Instruction Sheet

  • Paint chipped due to age


New Old Stock * New In Box
MFR: Barker & Williamson, Inc.
SKU: MODEL-350-B&W


Data Sheet

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JAN-CHS-6L6GA Sylvania Black Plate Beam Power Amplifier Tube (LHP)
JAN-CHS-6L6GA Sylvania Black Plate Beam Power Amplifier Tube (LHP)
Made in the USA

In Stock

$29.91


  • Broke Guide Key

  • 0.0 Filament Hours


Low Hour Pull * No longer available for export
MFR: Sylvania
SKU: JAN-CHS-6L6GA-BGK-LHP

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6L6WGB Tung-Sol JAN-CTL / 5881 Electron Tube Matched Pair (2) (NOS/NIB)
6L6WGB Tung-Sol JAN-CTL / 5881 Electron Tube Matched Pair (2) (NOS/NIB)
Made in the USA

In Stock

$292.90

The 6L6WGB / 5881 is the electrical equivalent to types 6L6 and 6L6GC except that the plate and screen dissipation ratings have been increased approximately 20 percent. It embodies a complete mechanical redesign which results in greater resistance to shock and vibration. The use of treated grids and anode greatly increases its overload capabilities and thereby provides desirable improvement in continuity of service. The addition of a low-loss barrier type base will provide obvious advantages in certain applications.


New old stock * No longer available for export
MFR: Tung-Sol
SKU: 6L6WGB-TS-MP

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6GM8/ECC86 Telefunken Twin Triode Audio Tube Made in West Germany (NOS/NIB)
6GM8/ECC86 Telefunken Twin Triode Audio Tube Made in West Germany (NOS/NIB)

In Stock

$118.91

New Old Stock * New In the Box


MFR: Telefunken, Germany


SKU: 6GM8

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6L6GB RCA Beam Power Amplifier (Pull)
6L6GB RCA Beam Power Amplifier (Pull)
Made in the USA

In Stock

$19.91

The 6L6GB is a beam pentode designed primarily for use in audio-frequency power amplifier applications.  The tube features high power sensitivity, high efficiency, and low third and higher-order harmonic distortion.


Used * No longer available for export
MFR: RCA
SKU: 6L6GB-RCA-P

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6L6GB RCA Black Plate Beam Power Amplifier (Pull)
6L6GB RCA Black Plate Beam Power Amplifier (Pull)
Made in the USA

In Stock

$24.91

The 6L6GB is a beam pentode designed primarily for use in audio-frequency power amplifier applications.  The tube features high power sensitivity, high efficiency, and low third and higher-order harmonic distortion.


Used * No longer available for export
MFR: RCA
SKU: 6L6GB-BP-RCA-P

Add to Cart
E186F Valvo Broad Band Amplifier Pentode (NOS)
E186F Valvo Broad Band Amplifier Pentode (NOS)

In Stock

$14.91

Designed for use in coaxial cable amplifiers, video amplifiers, broad band IF amplifiers in communication links, and TV equipment.
New old stock * No longer available for export.
MFR: Valvo
SKU: E186F-VALVO


NSN: 5960-12-130-4725

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6L6GC General Electric Beam Power Amplifier (Pull)
6L6GC General Electric Beam Power Amplifier (Pull)
Made in the USA

In Stock

$19.91

The 6L6GC is a beam pentode designed primarily for use in audio-frequency power amplifier applications.  The tube features high power sensitivity, high efficiency, and low third and higher-order harmonic distortion.


Used * No longer available for export
MFR: General Electric
SKU: 6L6GC-GE-P

Add to Cart
6L6 RCA Beam Power Vacuum Tube (NOS/NIB)
6L6 RCA Beam Power Vacuum Tube (NOS/NIB)
Made in the USA

In Stock

$39.91

Beam Power Vacuum Tube. Designed for audio amplifiers. Functions the same as the glass versions of the tube.
Electrical Data:
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.9 A
New old stock * New In Box * No longer available or export.
SKU: 6L6-RCA-NIB

Add to Cart

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