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HX-100S National Company Socket For 3-500Z (NOS)
HX-100S National Company Socket For 3-500Z (NOS)

In Stock

$74.91

Socket fits 3-500Z,4-125 ,4-250 and 4-400.


New Old Stock.* No Longer Available for Export
MFR:National Company * Made in USA


SKU: HX-100S

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6761 National Electronics Planar Triode (NOS/NIB)
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

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6DV4 National, RCA Medium Mu Triode (NOS/NIB)
6DV4 National, RCA Medium Mu Triode (NOS/NIB)

In Stock

$11.91

Designed for oscillator applications at UHF.
MFR: National, GE, RAthon, RCA, Dumont
SKU: 6DV4
New old stock * No longer available for export.

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6JS6C National Electronics Beam Power Amplifier (NOS/NIB)
6JS6C National Electronics Beam Power Amplifier (NOS/NIB)

In Stock

$89.91

Beam power pentode TV sweep tube.
New old stock * No Longer Available for export
MFR: National Electronics
SKU:6JS6A-NA

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6JS6C National Electronics Transmitting Tube (NOS/NIB)
6JS6C National Electronics Transmitting Tube (NOS/NIB)

In Stock

$89.91

6JS6C National Electronics Transmitting Tube, Beam Pentode 


NOTE: Change disk cap in series with neutrization cap. 10pf supplied with tubes.


New Old Stock * Not for Export
MFR: National
SKU: 6JS6C-NAT

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6LF6 Philips ECG Beam Power Amplifier Tube (NOS/NIB)
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

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6LF6 Philips ECG Beam Power Amplifier Tube Matched Pair (2) (NOS/NIB)
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

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NL-610/7723 National Electronics Rectifier Tube (NOS/NIB)
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

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5AR4 National Full Wave High-Vacuum Rectifier (NOS/NIB)
5AR4 National Full Wave High-Vacuum Rectifier (NOS/NIB)

In Stock

$99.91

Full Wave High-Vacuum Rectifier
New old stock * No longer available for export
MFR: Bendix - Marketed as a National Electronics tube - Made in USA
SKU: 5AR4-NB


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12AU7A National Medium Mu Twin Triode England (NOS/NIB)
12AU7A National Medium Mu Twin Triode England (NOS/NIB)

In Stock

$39.91

New Old Stock * No longer available for export
MFR: Raytheon
Made In Japan
SKU: 12AU7A-JP-RAY

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10 Item(s)