Made by Northern Electric the Canadian arm of Western Electric. Tested 3800 µmhos on a Hickok 752A.
Minimum is 2700. Black plate, square getter. Date Code 6152. (last week of 1961)
Northern Electric 408A Vacuum Tube NOS
- Product Code: Northern Electric 408A
- Availability: 1
-
$15.99 USD
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Tags: Northern Electric, 408A, Vacuum Tube