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VT-A

Sensibly equivalent to:
SE1444
See also:
Moorhead VT Advert - Moorhead: Historic Documents
    
Extras ▼

 

This exhibit is a VT Type A class II. The valve has an A on the pinch and Class II on the brass base cap. Not all of this type were so marked.
The original Box.
Thanks to Joe Gruber for sending the images.
The balloon envelope is 44 mm in diameter and, excluding the UV base pins, is 104 mm tall.
Reference: Joe Gruber. Type VT-A was first introduced in 1917. See also 1917 adverts.

 

Pin Connections
UV
1
2
3
4
g1
f
f
a

 

Updated February 08, 2021.
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