[NJARC] RCA 1902 tube details

[amagoun]

Who knows anything about RCA's 1902 transmitting tube?  We have one with
a spidery RCA logo, and one of the staff here has an unmarked one with
white porcelain socket and tip.

Alex

--
Alexander B. Magoun, Ph.D.
Executive Director
David Sarnoff Library
201 Washington Road, CN 5300
Princeton, NJ 08543-5300

609-734-2636
amagoun at davidsarnoff.org
(f) 609-734-2339
www.davidsarnoff.org
www.davidsarnoff.blogspot.com