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![]() |

6CF6/6CB6 Raytheon, RCA, GE, Sylvania Sharp Cutoff RF Pentode (NOS/NIB)
In Stock
MFR: RCA, GE , Sylvania, Raytheon,
New old stock
SKU: 6CF6
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6SJ7 General Electric Sharp-Cutoff Pentode Tube (NOS)
In Stock
Designed for use as a biased detector or high-gain amplifier.
New old stock * No longer available for export
MFR: General Electric
SKU: 6SJ7
NOTE: Picture for reference only.
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813 RCA Transmitting Tube (NOS)
In Stock
The 813 beam power tube was very popular with amateur radio operators following WW II. The tube remained a staple of amateur radio until single sideband became a popular operating mode in the late 1950's and early 1960's. Featuring a graphite plate with an ICAS dissipation rating of 125 watts the tube was very economical and a pair could provide legal limit operation (1 kilowatt input) on CW or AM. Later tubes manufactured by RCA and Amperex featured an improved plate made of zirconium-coated nickel.
New Old Stock * No longer available for export
MFR: RCA
SKU: 813-RCA
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6SJ7 RCA Sharp-Cutoff Pentode Tube (NOS/NIB)
In Stock
Designed for use as a biased detector or high-gain amplifier.
MFR: RCA
New old stock * No longer available for export
SKU: 6SJ7-RCA
NOTE: Picture for reference only.
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6SJ7 Bendix Sharp-Cutoff Pentode Tube (NOS/NIB)
In Stock
Designed for use as a biased detector or high-gain amplifier.
MFR: Bendix
New old stock * No longer available for export
SKU: 6SJ7-BENDIX

813 General Electric Transmitting Tube (NOS)
In Stock
The 813 beam power tube was very popular with amateur radio operators following WW II. The tube remained a staple of amateur radio until single sideband became a popular operating mode in the late 1950's and early 1960's. Featuring a graphite plate with an ICAS dissipation rating of 125 watts the tube was very economical and a pair could provide legal limit operation (1 kilowatt input) on CW or AM.
New Old Stock * No longer available for export
MFR: General Electric Company
SKU: 813-GE
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813 RCA Transmitting Tube 90% (Pull)
In Stock
- Test results 90% of Specifications
Used * No longer available for export
MFR: RCA
SKU: 813-RCA-90-P
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813 Ken-Rad Transmitting Tube (NOS)
In Stock
The 813 beam power tube was very popular with amateur radio operators following WW II. The tube remained a staple of amateur radio until single sideband became a popular operating mode in the late 1950's and early 1960's. Featuring a graphite plate with an ICAS dissipation rating of 125 watts the tube was very economical and a pair could provide legal limit operation (1 kilowatt input) on CW or AM.
New Old Stock * No longer available for export
MFR: Ken-Rad
SKU: 813-KR
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813 National Union Transmitting Tube (NOS)
In Stock
The 813 beam power tube was very popular with amateur radio operators following WW II. The tube remained a staple of amateur radio until single sideband became a popular operating mode in the late 1950's and early 1960's. Featuring a graphite plate with an ICAS dissipation rating of 125 watts the tube was very economical and a pair could provide legal limit operation (1 kilowatt input) on CW or AM.
New Old Stock * No longer available for export
MFR: National Union
SKU: 813-NU
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813 RCA Transmitting Tube (Pull)
In Stock
The 813 beam power tube was very popular with amateur radio operators following WW II. The tube remained a staple of amateur radio until single sideband became a popular operating mode in the late 1950's and early 1960's. Featuring a graphite plate with an ICAS dissipation rating of 125 watts the tube was very economical and a pair could provide legal limit operation (1 kilowatt input) on CW or AM. Later tubes manufactured by RCA and Amperex featured an improved plate made of zirconium-coated nickel.
Used * No longer available for export
MFR: RCA
SKU: 813-RCA-P
Add to Cart