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Cossor 405BU fullwave rectifier

405BU size The valve measures 140x50mm overall and has a 4-pin base.

405BU filament
The valve has a typical hairpin filament construction, each tensioned by a spring.

4V/500mA filament, 1500V/20mA rating.

405BYU top quarter
405BUbottom quarter

 405BU

This file was last modified 15:36:51, Saturday November 12, 2011