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![]() |

NL-610/7723 National Electronics Rectifier Tube (NOS/NIB)
In Stock
$59.91
Designed to function as a industrial rectifier tube.
New Old Stock * New In Box * No Longer available for export
MFR: National Electronics
SKU: 7723
Made in USA

6761 National Electronics Planar Triode (NOS/NIB)
In Stock
$11.91
Designed for grounded grid oscillator, amplifier and frequency multiplier service.
New old stock * No longer available for export.
MFR: National Electronics
SKU: 6761

6LF6 Philips ECG Beam Power Amplifier Tube (NOS/NIB)
In Stock
$69.91
From pin to cap the tube is 4-3/16"
New Old Stock / New In Box
MFR: Philips ECG
SKU: 6LF6-ECG

6LF6 Philips ECG Beam Power Amplifier Tube Matched Pair (2) (NOS/NIB)
In Stock
$139.91
From pin to cap the tube is 4-3/16"
New Old Stock / New In Box
MFR: Philips ECG
SKU: 6LF6-ECG-MP