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12AU7A Mullard Medium Mu Twin Triode Great Britain (NOS)
12AU7A Mullard Medium Mu Twin Triode Great Britain (NOS)

In Stock

$119.91

New Old Stock * No longer available for export
MFR: Mullard
SKU: 12AU7A-GB-MUL

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12AT7WA RCA High Frequency Black Plate Twin Triode (Pull)
12AT7WA RCA High Frequency Black Plate Twin Triode (Pull)

In Stock

$24.91

Clean Used * No longer available for export
MFR: RCA
SKU: 12AT7WA-BP-RCA-P

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5687 GE Medium Mu Twin Triode, Audio Tube (NOS)
5687 GE Medium Mu Twin Triode, Audio Tube (NOS)

In Stock

$24.91

New old stock * No Longer available for export
MFR: GE
SKU: 5687-GE
NOTE: Picture for reference only.

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5687WA Raytheon Medium Mu Twin Triode, Audio Tube (NOS)
5687WA Raytheon Medium Mu Twin Triode, Audio Tube (NOS)

In Stock

$24.91

MFR: Raytheon
New old stock * No Longer available for export
SKU: 5687WA-RAY
NOTE: Picture for reference only.

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5814A JAN / 12AU7 General Electric Medium-Mu Double Triode Tube (NOS/NIB)
5814A JAN / 12AU7 General Electric Medium-Mu Double Triode Tube (NOS/NIB)

In Stock

$29.91

The 5814A is a premium version of the 12AU7.



  • Voltage (Series): 12.6 ± 10%

  • Voltage (Parallel): 6.3 ± 10%

  • Current (Series): 0.175 Amp

  • Current (Parallel): 0.35 Amp


New old stock / New in box * No longer available for export
MFR: General Electric
SKU 5814A-JAN-GE

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12AT7WA Tung-Sol High Frequency Twin Triode Tube (NOS/NIB)
12AT7WA Tung-Sol High Frequency Twin Triode Tube (NOS/NIB)

In Stock

$49.91

New old stock / New in box * No longer available for export
MFR: Sylvania, USA 
SKU:12AT7WA-TS


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12AU7A/ECC82 Westinghouse Medium Mu Twin Triode Black Plate (NOS)
12AU7A/ECC82 Westinghouse Medium Mu Twin Triode Black Plate (NOS)

In Stock

$49.91

New Old Stock * No longer available for export
MFR: Westinghouse
SKU: 12AU7-BP-WH


Picture for reference only. Cosmetic condition may vary.

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6J5 Westinghouse Tube Medium Mu Triode (NOS/NIB)
6J5 Westinghouse Tube Medium Mu Triode (NOS/NIB)

In Stock

$9.91

Designed to be used as a detector, amplifier, and oscillator
MFR: Westinghouse
SKU: 6J5-WH
New Old Stock/New In the Box * No longer available for export.

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6J5 RCA Tube Medium Mu Triode (NOS/NIB)
6J5 RCA Tube Medium Mu Triode (NOS/NIB)

In Stock

$9.91

Designed to be used as a detector, amplifier, and oscillator
MFR: RCA
SKU: 6J5-RCA
New Old Stock/New In the Box * No longer available for export.

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5814 GE Medium-Mu Double Triode Tube (NOS/NIB)
5814 GE Medium-Mu Double Triode Tube (NOS/NIB)

In Stock

$19.91

New old stock * No longer available for export
MFR: GE
SKU: 5814-GE

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