Whith two independed diodes to be used as voltage doubler or for higher current.
Full wave rectifying possible, but not intended for this type. [JR]
This tube listed as being made by Cossor (UK) in Babani.
British Radio Valves - The Classic Years: 1926-1946 Supplement, p. 141 (Brimar)
Babani, International Radio Tube Encyclopaedia p. 252 & 253
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49
25RE: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
25RE: Telefunken Werkstattbuch
Wolfgang Bauer
Mas ...
Just Qvigstad
25RE: Brimar Valve Manual 1947-8
Adrian Riesen
Mas ...