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CV1263

Sensibly equivalent to:
NU8 RG1-125
    
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The CV1263 is a half wave mercury vapour rectifier and the prototype was the RG1-125. The old Admiralty service code is NU8 which is also present on the envelope.
The twin corrugated filaments.
A closer view of the filaments.
The anode is a wide open cylinder closed at the top.
The classic envelope is 50 mm in diameter, and including the ES base is 140 mm tall.
Reference: Datasheet.

 

Absolute Maximum Operating Conditions
Rectifier
Vh
Ah
Va
mAa
2.0
5.0
1,250
125
Thanks to Frank Philipse for supplying the above PDF datasheet.
Updated February 23, 2019.
shape:classic construction:pinch type:rectifier.mv age:1930.1940 base:es heater:2.0v pin:
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