5R4GY Marconi Italy VALVE S TUBE MATCHED PAIR
( 2 pieces = 2 vintage vacuum tubes = 2 valves)
NOS NIB VALVE FULL WAVE HIGH VACUUM POWER RECTIFIER
FULLY TESTED 62/58 ; 64/57 ( REFERENCE GOOD IS 40/40 ) ON TUBE TESTER TV7D/U CALIBRATED MILITARY INSTRUMENT
5R4 CV717 PROFESSIONAL VERSION WITH DD GETTER
BROWN BASE TWIN MICA ON TOP WITH CERAMIC SPACERS INSULATORS ON TOP
DARK GREY PLATE EXTERNAL WELDED LONG PLATE RIBBED ANODE
PROFESSIONAL RECTIFIER WONDERFUL SOUND IN AUDIO EQUIPMENT SYSTEMS
IDENTICAL INNER CONSTRUCTION VERY SIMILAR TO WESTERN ELECTRIC STRUCTURE
TUBES ARE IN MINT CONDITIONS NEVER USED, NOS NIB MINT VALVES
WORKS GREAT ON
ModWright Sony ,
CANARY AUDIO C 1600P
These are the latest discovery for audiophile applications with many users claiming a spacious airy sound when compared to the 5U4G The 5R4GY is a high voltage power rectifier and was designed for transmitter use. It has a rating of 180 Watts.
The maximum reservoir capacitor is specified at 4 µF and the rectifier needs a series resistance of 250 Ω to limit peak current.
Indeed this lovely rectifier has found usage in such classic esoteric designs as:- Cary CAD300SE Signature, Emotive Audio Sira linestage Woo Audio WA22 World Audio Design 300B PSE,
Here are a few vital statistics for you to match to your requirements.
5R4GY=5V Filament @ 2A,
PIV=2800V @ Imax=150ma,
PIV=2400V @ Imax=175ma,
PIV=2100V @ Imax=250ma
Tube V drop = 67V @ 250mA DC
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BOX 19
CODE D