ONE - GEC OSRAM U50 5Y3GT LOW USE OLD STOCK IN BOX TEST 100% STRONG VINTAGE BRITISH RECTIFIER VALVE TUBE

THERE ARE FOUR OF THESE LOVELY RECTIFIER TUBES AVAILABLE TO CHOOSE FROM

TWO OF THEM HAVE OSRAM LABELS ON THEM AND ALL ARE MARKED U50

MADE IN GREAT BRITAIN BY THE GEC M-O  (MARCONI-OSRAM ) VALVE COMPANY LTD HAMMERSMITH LONDON IN THE 1950'S

HANGING FILAMENTS

GREY ANODE PLATES

BLACK BASE  WITH CLEAN METAL PINS

ROUND LOWER CAP GETTER

OSRAM BOXES

TESTED 100% STRONG ON MY B&K 747 TUBE TESTER

NO SIGN OF GAS OR SHORTS

FREE PAY PAL FEES

FREE INTERNATIONAL AIRMAIL SHIPPING - EXCEPT TO RUSSIA

PLEASE SEE MY EXCELLENT E BAY CUSTOMER FEEDBACK AFTER OVER 15 YEARS OF SELLING VINTAGE VALVES ON EBAY

PLEASE SEE MY EBAY 15 YEARS OF SELLING AWARD IN THE PHOTOS