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DU2

Sensibly equivalent to:
DU/2
See also:
Valves
    
Extras ▼

 

The DU/2 is an indirectly heated full wave rectifier. The design dates to 1927 with a revision in 1930.
The identification markings are on the side of the envelope and have been etched into the glass. The makers name and type designation can be clearly seen.
The balloon envelope is 53 mm in diameter, and excluding the B4 base pins is 117 mm tall.
Reference: 1043. Type DU2 was first introduced in 1928. See also 1928 adverts.

 

Absolute Maximum Operating Conditions
Rectifier
Vh
Ah
Va
mAa
4.0
1.0
250
75
Updated March 22, 2022.
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