box: 6 in x 2 1/4 in x 2 1/4 in; 15.24 cm x 5.715 cm x 5.715 cm
Object Name:
Transmitting Tube
vacuum tube
triode
Other Terms:
Transmitting Tube; Electron Tubes; Vt-25/210
Date made:
1937
Description (Brief):
Raytheon VT-25 vacuum triode in original box. Four-pin white ceramic base. Tipless BT shaped envelope. Marked: "Ratheon / VT-25". Box stamped: "U.S. Army Signal Corps. / Tube Type VT-25 / Order 14/48-NY-38 8-14-37 / Aircraft Radio Corp." Hand written on box: "Slightly higher G-P capacity than 210 / Good / Same as 210". Reference: https://www.radiomuseum.org/tubes/tube_vt25.html.
