Title
SWAC Williams Tube OutputCatalog Number
102710660Type
Still ImageDescription
This is a black and white image of an oscilloscope pattern of a Williams tube output pattern.Verso paper sticker: "Williams tube amplifier output - 37 memory tubes super imposed
- mostly dots, a few dashes Swac 1950".
Date
1950 ca.Dimensions
overall: 8 in x 10 inCategory
PhotographLot Number
X2279.2002