Vacuum Tubes

NOS (New Old Stock) & Used tubes 

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Western Electric 417A vacuum tubes, NOS.

NOS Western Electric 417A, in original boxes.
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JAN CHS 811, VT-217, Transmitter tubes, Sylvania, NOS.

Joint Army Navy 811 VT-217 Power triodes, made by Sylvania. Made in the USA. Tested on TV7.
£29.89

General Electronics Inc. CDR 3B28 Rectifier, (866A replacement).

NOS General Electronics 3B28 Half Wave Gas Rectifier tube. Has UX 4 pin Base Made in the USA. Tests: 42 (min=40)
£9.15

RCA 811A Transmitter tube #0114, NOS, NIB.

NOS RCA 811A Power triode, with crimped Plate (anode) construction. Made in the USA.
£15.25

Amperex 811A Transmitter tube #0113, NOS, tests good.

NOS Amperex 811A Power triode, with heavier Plate (anode) construction. Made in the USA. Tested on TV7. Date code 78-08.
£20.13

Cetron CE-3C Photo Electric tube

The Cetron is another tube from Geneva, Ill., this one made by Continental Electric Co. Also NOS, please read the full description. Tested and working.
£48.19

National Electronics NL-649/5834 Tube, NOS

The National NL649/5834 is a high current rectifier tube. These are NOS, please read the full description.
£27.45

Amperex (Holland) Plumbicon, pn XQ1020R (Red)

A used Plumbicon, stored in the original shipping tube. Cosmetically good, but labeled "Lags" and the operational usefulness is unknown.
£42.09

Amperex (Holland) Plumbicon, pn XQ1020G (Green)

A used Plumbicon, stored in the original shipping tube. Cosmetically good, but labeled "Spots" and the operational usefulness is unknown.
£42.09

Tektronix 154-0525-10, CRT, NOS, original packing.

A New Old Stock factory CRT for Tektronix 528 Waveform Monitor. Part Number 154-0525-10
£118.95