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Raytheon 420A / CK 5755 - matched pair, clear top

Raytheon 420A / 5755 - matched pair, clear top Raytheon 420A / 5755 - matched pair, clear top |
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1 matched pairs in stock
Item Number: 935
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The 1961 Raytheon 5755 tubes in this precisely matched pair are the military spec equivalent to the Western Electric 420A dual triode tube. They have smooth gray plates and clear tops. The yellow print on the glass has the Raytheon logo with "CK5755" and matched 1961 date codes.
Both tubes test as new with very low noise. They are matched for both current draw (mA) and transconductance (Gm). Tubes ship in their original boxes.
These tubes are sold as a matched pair. Photo is of the a sample pair from the lot. Singles, when available, are listed as Item 936.
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This 1960s Raytheon 5755 tube is a military spec equivalent to the Western Electric 420A dual triode. It has smooth gray plates and a clear top. The yellow print on the glass has the Raytheon logo. Tube tests as new and with balanced and very low noise.
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Price: From $69.00 to $74.00
This 1959 Western Electric JW 5755 tube is a military spec 420A dual triode. It has smooth gray plates and a windmill getter. Tube tests as new with very low noise and ships in its original box.
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TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar & bass players, audiophiles, and DIY tube audio enthusiasts. Our website features secure payment options and fast, convenient shipping around the world.
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