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Raytheon 420A / JAN CRP 5755 - matched pair, clear top

Raytheon 420A / JAN CRP 5755 - premium matched pair, clear top
Raytheon 420A / JAN CRP 5755 - premium matched pair, clear topRaytheon 420A / JAN CRP 5755 - premium matched pair, clear top
Price: $139.00
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Item Number: 935CRP
Manufacturer: Raytheon
The 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 red print on the glass reads JAN-CRP-5755, and the date code are 3-49 (1953) and 4-46 (1954).
 
Both tubes test as new and are matched to within 4% for current draw (mA) and to within 8% for transconductance (Gm). They ship in their original boxes.
 
These tubes are sold as a premium matched pair. Photo is of the actual pair. Singles, when available, are listed as Item 936.

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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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