Title
Vacuum tube type 12SJ7GTCatalog Number
102731217Type
Physical objectDescription
These are two vacuum tubes, type 12SJ7GT, manufactured by Raytheon. These tubes are in their original manufacturer's packaging.Manufacturer
Raytheon CompanyPlace Manufactured
U.S.Identifying Numbers
| Model number | 12SJ7 GT | Stamped in gray on top of tube |
| Other number | 280 635 | Stamped in yellow on middle of tube |
Dimensions
overall: 2 3/4 in x 3/4 inCategory
Component/vacuum tube