6H6 double diode
Inventory NumberVT1205
ClassificationVacuum Tube
Maker
Raytheon Manufacturing Company
founded 1925
Place of OriginWaltham, Massachusetts, United States
Signedon metal casing: RAYTHEON / MADE IN U. S. A. / 6H6
Inscribedscratched on top: N G
FunctionDetector ETC
Historical AttributesThis tube is found in a collection of tubes that David P. Wheatland used in the 1940s to teach radio engineering. The cluster is mounted on a wooden board. A tag in Mr. Wheatland's hand reads: TUBES USED IN DEMONSTRATION CONFERENCE N.T.S. COMMUNICATIONS - RADIO ENG. FOR 12 CLASSES ABOUT FEB 1942 TO JAN '43 BY DPW.
[Some tubes with the group are identified as donated later--e.g. VT1152.]
Raytheon Manufacturing Company
Date: 1933
Object number: VT1548
Raytheon Manufacturing Company
Date: circa 1937
Object number: VT1538
Raytheon Manufacturing Company
Date: circa 1943
Object number: VT0630
Raytheon Manufacturing Company
Date: 1932
Object number: VT0429
Raytheon Manufacturing Company
Date: circa 1935
Object number: VT0740
