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![]() |

6C5 Medium Mu Triode Tube (NOS/NIB)
In Stock
General purpose triode designed for service as an oscillator, detector, or amplifier.
MFR: RCA, Ken-Rad
SKU: 6C5
New old stock

6C4 / EC90 / 6135 Medium Mu Triode Tube (NOS/NIB)
In Stock
New old stock * No longer available for export
MFR: RCA, Sylvania, General Electric
SKU: 6C4
NOTE: See 6135 for premium upgrade (5 Star)
Add to Cart
6C10 Triple Triode (NOS/NIB)
In Stock
The 6C10 contains three high-mu triodes with separate pin connections for all three cathodes, grids, and plates in a compact T-9 glass envelope with the novel 12 pin base.
New Old Stock * New In Box * No longer available for export
MFR; Raytheon, RCA, General Electric, Zenith
SKU: 6C10-NOS

6BZ8 Sylvania, Philco High Frequency Twin Triode Tube (NOS/NIB)
In Stock
Designed to be used in VHF amplifier cascode operation.
MFR: Sylvania, GE, Philco, CBS, Emerson
SKU: 6BZ8
New old stock * No longer available for export

6BZ6 Semi Remote Cutoff RF Pentode Tube (NOS/NIB)
In Stock
Designed to be used as an automatic gain controlled IF Amplifier in 300 MA series heater operated Television receivers.
New old stock * No longer available for export.
MFR:Westinghouse, RCA, Sylvania, Magnavox
SKU: 6BZ6

6BZ3 Tube Half Wave High Vacuum Rectifier
In Stock
6BZ3 Tube Half Wave High Vacuum Rectifier
6bz3 Tube Half Wave High Vacuum Rectifier
Add to Cart
6BY8 Diode-Pentode Tube
In Stock
Designed to be used in equipment having series heater string arrangement.
MFR: Raytheon, RCA, Philco, Sylvania, GE
SKU: 6BY8
New old stock * No longer available for export.

6BY7/EF85 Pentode Tube (NOS/NIB)
In Stock
Used as a wide-band amplifier in RF equipment.
MFR: Amperex, Italy
SKU: 6BY7
New old stock * No longer available for export.

6BQ5 Unbranded Audio Tube, Beam Power Amplifier (NOS)
In Stock
Used in audio amplifiers
MFR: Unknown
SKU: 6BQ5-UN
New Old Stock * No longer available for export
NOTE: Picture for reference only.

6CS6 GE, Philco Dual Control Heptode Tube (NOS/NIB)
In Stock
Designed to be used in a sync separator circuit.
MFR: Philco, GE, Raytheon
SKU: 6CS6
New old stock * No longer available for export.