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![]() |
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PARASITIC SUPPRESSOR![]() |

5963 General Electric Medium Mu Twin Triode (NOS/NIB)
In Stock
Designed primarily for use as a frequency divider in electronic computers as well as other On/Off control circuits.
New old stock * New In Box * No longer available for export
MFR: General Electric Company
SKU: 5963-GE

5963 Los Gatos Medium Mu Twin Triode (NOS/NIB)
In Stock
Designed primarily for use as a frequency divider in electronic computers as well as other On/Off control circuits.
New old stock * New In Box * No longer available for export
MFR: Lewis & Kaufman LTD.
SKU: 5963-GATOS

5963 Arcturus Vintage Black Plate Medium Mu Twin Triode Tube (NOS/NIB)
In Stock
Designed primarily for use as a frequency divider in electronic computers as well as other On/Off control circuits.
New Old Stock * New In Box * No longer available for export.
MFR: Arcturus
SKU: 5963-BP-ARC

884 JAN-CRC RCA Inert Gas Filled Thyratron Tube (NOS)
In Stock
Designed for use as a sweep circuit oscillator in cathode ray tube circuits
- Voltage: 6.3 volts
- Current: 0.6 Amps
New old stock * New In Box * No longer available for export.
MFR: RCA
SKU: JAN-CRC-884-RCA
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GB6186 Sylvania "Gold Brand" Sharp Cut Off RF Pentode (NOS/NIB)
In Stock
Industrial applications demand the long life and stable performance that only Sylvania GB Gold Brand Tubes offer. The GB prefix denotes an outstanding product design-engineered to the specialized requirements of critical commercial and industrial service. Gold Brand tubes were guaranteed to have an average life of 10,000 hours.
New old stock * New In Box * No longer available for export
MFR: Sylvania
SKU: GB6186-SYL

6JT6A RCA / GE / Sylvania Beam Power Tube (NOS/NIB)
In Stock
- Voltage (AC or DC): 6.3 volts
- Current at heater volts = 6.3: 1.2 Amps
New Old Stock * no longer available for export
MFR: RCA, GE, Sylvania
SKU: 6JT6A
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6JT6A RCA / Philco Beam Power Tube Matched Pair (2) (NOS/NIB)
In Stock
- Voltage (AC or DC): 6.3 volts
- Current at heater volts = 6.3: 1.2 Amps
New Old Stock * no longer available for export
MFR: RCA, Philco
SKU: 6JT6A-MP
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6189/12AU7WA JG GE Medium Mu Twin Triode Black Plate (NOS)
In Stock
Designed to be used as an audio amplifier tube
New old stock * New In Box * No longer available for export.
MFR: General Electric Company
SKU: 6189/12AU7WA-JG-BP-GE
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6189/12AU7WA JHS GE Medium Mu Twin Triode (NOS)
In Stock
Designed to be used as an audio amplifier tube
New old stock * New In Box * No longer available for export.
MFR: General Electric Company
SKU: 6189/12AU7WA-JHS-GE
Add to Cart

5963 Westinghouse Medium Mu Twin Triode Tube (NOS/NIB)
In Stock
Designed primarily for use as a frequency divider in electronic computers as well as other On/Off control circuits.
New Old Stock * New In Box * No longer available for export.
MFR: Westinghouse
SKU: 5963-WH