Title
Vacuum type 816Catalog Number
102782928Type
Physical objectDescription
Vacuum tube with 4 pins and a metal cap connetor. It is housed in the its original packaging.Date
ca. 1924Manufacturer
RCAPlace Manufactured
U.S.Identifying Numbers
| Model number | 816 | Printed on the tube and on the top of the box |
| Other number | 4-52 | Printed in silver on the black base of the tube below the "where made" information. |
| Other number | 6AA | Printed in silver on teh side of the tube |
Dimensions
overall: 5 1/4 in x 2 in x 2 inCategory
Component/vacuum tube