- -€0.10
PL 504 valve
Country:Europe Manufacturer: Common type Europe tube/semicond. Type: Power/Output beam tetrode Identical to PL504 Similar tubes Normally replaced - small diff.: 27F12 ; 27GB5 Different maximum ratings: PL500 Heater different: EL504 ; LL504 ; XL504 First series 1966 Tube leaflet collection E.Erb Analysis by original leaflets First information Oct.1963 : - - Manufacturers Literature Memento Radiotechnique 4th quarter 1963 Dec.1965 : - - Manufacturers Literature Mullard Data Sheet Replaces the PL500 models
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