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![]() |

7581A/KT66 IEC Beam Power Amplifier (NOS/NIB)
In Stock
$69.91
Size: 3.68" High from base bottom to top of Glass envelope,
New Old Stock * New In Box
MFR: International Servicemaster
SKU: 7581A
Add to Cart

6H6 RCA, GE, Sylvania, Zenith Twin Diode Tube (NOS/NIB)
In Stock
$4.91
MFR: RCA, GE, Sylvania, Zenith, Tung-Sol
NOTE: NO 6H6GT AVAILABLE. 6H6GT is Glass envelope and 6H6 is Metal.
New old stock
SKU:6H6

5U4WG Sylvania Full-Wave High-Vacuum Rectifier Tube (NOS/NIB)
In Stock
$34.91
MFR: Sylvania, USA
SKU: 5U4WG
New old stock * No longer available for export