VLS631 / CV342
  • VLS631 / CV342
  • VLS631 / CV342
International Telephone & Telegraph

VLS631 / CV342

$9.00

Top quality miniature glass thermal delay tubes manufactured for the British military in England by renowned International Telephone and Telegraph (ITT). The heater takes a defined time to heat a bi-metallic strip and make contact; used to delay application of HT voltages until tube heaters are at correct temperatures. Tubes are marked in blue ITT VLS631 MADE IN ENGLAND and date stamped 7036 indicating 1970 production. Boxes are white military marked STC VLS631 VALVE ELECTRONIC MADE IN ENGLAND.

Condition

Tube Matching

Quantity

VLS631 / CV342 (nos)
70 Items
2016-03-31

Data sheet

Base
7 pin miniature B7G
Boite type
1/1
Emplacement
50
Quide
630
Fonction
Thermal delay switch