Title
Vacuum tube type 5639Catalog Number
102729144Type
Physical objectDescription
This record contains two (2) sub-miniature vacuum tubes type 5639, with eight connector wires.Manufacturer
Sylvania Electric Products, Inc.Place Manufactured
U. SIdentifying Numbers
| Model number | 5639 | Printed in grey on tube |
Dimensions
overall: 3 1/4 in x 3/8 in x 3/8 inCategory
Component/vacuum tube