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Special Purpose

Special Purpose

Explore our wide array of special purpose products designed for unique applications. These items cater to specific needs and enhance functionality in various environments.

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6DS4/6CW4  High Mu Triode Tube (Can Sub 7895,NOS/NIB)
6DS4/6CW4 High Mu Triode Tube (Can Sub 7895,NOS/NIB)
Made in the USA

Out of stock

$16.91

Designed to be utilized as a grounded Cathode, neutralized RF amplifier tube in tuners of VHF TV and FM receivers
MFR: RCA
SKU:6DS4
New old stock * No longer available for export.


See Sub: 7895

7057 RCA Medium Mu Twin Triode Tube (NOS/NIB)
7057 RCA Medium Mu Twin Triode Tube (NOS/NIB)
Made in the USA

In Stock

$6.91

Intended for use in mobile RF communications equipment.
New Old Stock * New In Box * No longer available for export
MFR: RCA
SKU: 7057

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7360 RCA Beam Deflection Tube (NOS)
7360 RCA Beam Deflection Tube (NOS)

In Stock

$39.91

Designed for use as a balanced modulator, balanced mixer, and frequency converter applications
New old stock * No longer available for export.
MFR: RCA
SKU: 7360

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8334 RCA High-Mu Triode Tube (NOS/NIB)
8334 RCA High-Mu Triode Tube (NOS/NIB)
Made in the USA

In Stock

$4.91

Designed for use as a grounded grid amplifier in UHF applications
New Old Stock * New In Box * No Longer available for export
MFR: RCA
SKU: 8334

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2D21 Thytron Vacuum Tube (NOS/NIB)
2D21 Thytron Vacuum Tube (NOS/NIB)

In Stock

$6.91

Designed to be used in relay and grid-controlled rectifier applications.
New old stock * New In Box * No longer available for export.
MFR: RCA, Westinghouse, Sylvania, GE, Tung Sol, National
SKU: 2D21

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5691/6SL7GT Red Base Black Plate High Mu Twin Triode Tube (NOS/NIB)
5691/6SL7GT Red Base Black Plate High Mu Twin Triode Tube (NOS/NIB)
Made in the USA

In Stock

$184.90

The red base 5691 is a premium 6SL7 made to last over 10,000 hours and produce low noise. 
New old stock * No longer available for export.
MFR: RCA, GE
SKU: 5691-RED

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5718 Medium Mu Triode Tube (NOS/NIB)
5718 Medium Mu Triode Tube (NOS/NIB)
Made in the USA

In Stock

$9.91

Designed to function as a oscillator or general purpose amplifier.
New old stock * No longer available for export.
MFR: RCA, Sylvania, GE
SKU: 5718

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1L6 Pentagrid Converter (NOS)
1L6 Pentagrid Converter (NOS)
Made in the USA

In Stock

$79.91

Designed for use in low drain battery operated receivers. Similar to 1A7GT and 1LA6.



  • Filament Voltage D.C.: 1.4 Volts

  • Filament Current: 50mA


New Old Stock * No longer available for export
MFR: RCA, Zenith
SKU: 1L6-NOS


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5847/404A RCA Sharp Cutoff Pentode (NOS/NIB
5847/404A RCA Sharp Cutoff Pentode (NOS/NIB
Made in the USA

In Stock

$19.91

Designed to be used in IF amplifiers, carrier systems and oscilloscopes.
New old stock * No longer available for export
MFR: RCA
SKU: 5847-RCA

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5751 RCA Electron Tube Black Plate (Pull)
5751 RCA Electron Tube Black Plate (Pull)
Made in the USA

In Stock

$119.91

Fully interchangeable with a 12AX7 tube


Used * No longer available for export
MFR: RCA
SKU: 5751-RCA-BP-P

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