A half-wave vacuum rectifier assigned a military designation or "pattern" number by the British Navy. This type of tube was also referred to as a CV1266 or a NU13A ...
A 4-pin base with brass shell, plastic insulator. Tipped G-shaped envelope. Base stamped: "Western Electric / Made in USA / 217 A / Pat. In USA / 12-19-16 / 12-17-18 / Pats. Applied for." Reference: ...
Results that may be inaccessible to you are currently showing.
Hide inaccessible results
Feedback