The only identification on this rectifier is the code 30P39 which does not look like a Type designation.The valve is an indirectly heated full wave rectifier and the cathode tubes are rectangular.![](../pics/aai0464a.jpg)
The cathode is strapped to one side of the heater.The classic envelope is 45 mm in diameter and, excluding the B4 base pins, is 100 mm tall.Reference: Observation. |
Updated November 22, 2021.
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