ALL AUDIO VALVES

5Z3, NATIONAL UNION, VT-145, BLACK BASE, CHARCOAL SMOOTH ANODES, US NAVY, OCTOBER 1943 PRODUCTION

6189, SYLVANIA, GREEN PRINT, 1970 PRODUCTION

6U8, SYLVANIA, GOLD BRAND, ECF82, 1960S PRODUCTION WITH GOLD PINS

SCOBA BADGED, MULLARD, WHITE PRINT, CV4003, MIL SPEC ECC82, FACTORY CODE, Gf1 V4,

EF86, MULLARD, MESH SCREEN, FACTORY CODE, 9r3 D5c5, HEERLEN, MARCH 1965 MANUFACTURE

EF86, MULLARD, SOLID CHROME SCREEN, YELOW PRINT, FACTORY CODE, 9r3 B4F2, BLACKBURN, JUNE 1964 MANUFACTURE

EF86, MULLARD, MESH SCREEN, FACTORY CODE, 8Y5 L6C2, BRUXELLES, MARCH 1966 MANUFACTURE

CV2901, MIL SPEC, EF86, MULLARD, MESH SCREEN, FACTORY CODE, 8Y6 L9K2, BRUXELLES, NOVEMBER 1969 MANUFACTURE

MU14, OSRAM, BIG GOLD BLUE DECAL, FEBRUARY 1951 MANUFACTURE

6SL7GT, BRIMAR, FAT BLACK BASE, ORANGE PRINT, CV569, CV1985, ECC35, VT-229, FOOTSCRAY MAY 1963 PRODUCTION 6SL7

CV378, MULLARD, MIL SPEC GZ37, WHITE PRINT, MITCHAM, AUGUST 1951 PRODUCTION

ECL82, STC BRIMAR, FROM APRIL1960, BM8, 6PL12

GB-1252, SYLVANIA, MIL; SPEC 6U8A, ECF82, FADED WHITE PRINT,

EFC82, MULLARD, FADED YELLOW PRINT, FACTORY CODE, 4X5 L3C1, MBLE BRUXELLES 1963 MANUFACTURE

ECL82, PHILIPS, MINIWATT, WHITE PRINT, HOLLAND 1963 MANUFACTURE

ECC88, HEWLETT PACKARD BADGED AMPEREX, FAINT WHITE PRINT, FACTORY CODE, GA7 A2F3 HEERLEN 1962 PRODUCTION

ECC88, HEWLETT PACKARD BADGED AMPEREX, WHITE PRINT, JULY 1961 DATE CODE

ECC81, MULLARD, OLD SHIELD, WHITE PRINT, FACTORY CODE, Tk3 B1J5, BLACKBURN 1961 MANUFACTURE

6X4, BRIMAR, WHITE PRINT, GREY GLASS OCTOBER 1956 MANUFACTURE

6X4, BRIMAR, WHITE & RED PRINT, JUNE 1961 MANUFACTURE

6X4, BRIMAR, LIMITED WHITE PRINT, DEC 1961 MANUFACTURE

2A3, WESTINGHOUSE, 3 RIB CHARCOAL ANODE

6F6, RCA, RADIOTRON, KT63, 1960 MANUFACTURE

5Z4G, BRIMAR, WHITE PRINT, OCTAGON CARTOUCHE, BLACK BASE, NOVEMBER 1957 MANUFACTURE

6N7GT, BRIMAR, ORANGE PRINT, BLACK BASE

5Z4G BRITISH TUNGSRAM, MILITARY PRODUCTION, FROM SEPT 1952, WHITE PRINT BROWN BASE

5Z4G, BRIMAR, ORANGE PRINT, OCTAGON CARTOUCHE, BLACK BASE

5Z4G, BRIMAR, GREY PRINT OCTAGON CARTOUCHE, BLACK BASE

ML4, OSRAM, AIR MINISTRY, 10E/9598, WARTIME PRODUCTION

41MP, COSSOR, BALLOON ENVELOPE, TRIODE, ML4, PA1, 41FP, AC/P, 104V, TT4, LF4, 41MXP, AC/P1, 054, CV1689, CV1161, CV1458,

ECF82, ZAERIX BADGED SYLVANIA, TAIWAN MANUFACTURE, 6U8, CV5065

CV493, BRITISH TUNGSRAM, MIL SPEC, 6X4, WHITE PRINT, FACTORY CODE Yy1 J6D, 1956 MANUFACTURE