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AUDIO VALVES: L63 6J5G CV1067 CV1932 VR67 VT154 TRIODE

The 6J5G is a single triode is housed within a glass envelope. The electrode assembly is formed on a glass pinch in the traditional style. The anode plates are formed to leave an oval cavity for the grid and cathode.   The ST classic envelope is typically  36 mm in diameter and, excluding the octal base pins the is 85 mm tall. Type 6J5G was first introduced in 1936 the L63 was first introduced by Osram in 1938. 

The 6J5G is effectively one half of a 6SN7GT.  It finds use in many classic and exotic valve amplifiers such as:

Audio Note monoblock amplifier

Audionote Quest mono amplifier

Berning Siegfried amplifier

 New Audio Frontiers Absolute MKII preamplifier

Tektron amp & pre amp combo

Williamson

 

 

6J5 L63

 

6J5G RAYTHEON, AIR MINISTRY, ORANGE BASE PRINT, 110E/68, CV1067, CV1932

6J5G RAYTHEON, AIR MINISTRY, ORANGE BASE PRINT, 110E/68, CV1067, CV1932
6J5G, BRIMAR, MATCHED PAIR, ORANGE BASE PRINT, 10E/348, AIR MINISTRY PRODUCTION

6J5G, BRIMAR, MATCHED PAIR, ORANGE BASE PRINT, 10E/348, AIR MINISTRY PRODUCTION
6J5G, BRIMAR, ORANGE BASE PRINT, MARCH 1947 PRODUCTION

6J5G, BRIMAR, ORANGE BASE PRINT, MARCH 1947 PRODUCTION
6J5G, FERRANTI, 1950S PRODUCTION

6J5G, FERRANTI, 1950S PRODUCTION
6J5G, OSRAM, AIR MINISTRY, 10E/348, L63, CV1067, HAMMERSMITH, GREY GLASS, WHITE CARTOUCHE, WARTIME PRODUCTION

6J5G, OSRAM, AIR MINISTRY, 10E/348, L63, CV1067, HAMMERSMITH, GREY GLASS, WHITE CARTOUCHE, WARTIME PRODUCTION
6J5G, RAYTHEON, SC122A, MATCHED PAIR WITH SAME DATE CODE, ORANGE BASE PRINT, ENVELOPE CARTOUCHE, JUNE 1942 PRODUCTION, NEW, BOXED

6J5G, RAYTHEON, SC122A, MATCHED PAIR WITH SAME DATE CODE, ORANGE BASE PRINT, ENVELOPE CARTOUCHE, JUNE 1942 PRODUCTION, NEW, BOXED
6J5G, RAYTHEON, SC122A, ORANGE BASE PRINT, ENVELOPE CARTOUCHE, JUNE 1942 PRODUCTION, NEW, BOXED

6J5G, RAYTHEON, SC122A, ORANGE BASE PRINT, ENVELOPE CARTOUCHE, JUNE 1942 PRODUCTION, NEW, BOXED
CV1067 OSRAM, MIL SPEC 6J5G, ORANGE BASE PRINT, WARTIME PRODUCTION

CV1067 OSRAM, MIL SPEC 6J5G, ORANGE BASE PRINT, WARTIME PRODUCTION
CV1932, MILITARY SPEC 6J5G, MATCHED PAIR, TUNGSRAM, AIR MINISTRY, CLEAR GLASS, , 10E/348, 6J5G, CV1067, HAMMERSMITH, WHITE CARTOUCHE, FEBRUARY 1952 PRODUCTION

CV1932, MILITARY SPEC 6J5G, MATCHED PAIR, TUNGSRAM, AIR MINISTRY, CLEAR GLASS, , 10E/348, 6J5G, CV1067, HAMMERSMITH, WHITE CARTOUCHE, FEBRUARY 1952 PRODUCTION
CV1932, TUNGSRAM, MIL SPEC 6J5G, MATCHED PAIR, BLACK BASE, AIR MINISTRY PRODUCTION, PRINT, TOTTENHAM, PRE 1953 PRODUCTION

CV1932, TUNGSRAM, MIL SPEC 6J5G, MATCHED PAIR, BLACK BASE, AIR MINISTRY PRODUCTION, PRINT, TOTTENHAM, PRE 1953 PRODUCTION
CV1932, TUNGSRAM, MIL SPEC 6J5G, MATCHED PAIR, BROWN BASE, AIR MINISTRY PRODUCTION, PRINT, TOTTENHAM, MAY 1952 PRODUCTION

CV1932, TUNGSRAM, MIL SPEC 6J5G, MATCHED PAIR, BROWN BASE, AIR MINISTRY PRODUCTION, PRINT, TOTTENHAM, MAY 1952 PRODUCTION
CV1932, TUNGSRAM, MIL SPEC 6J5G, BLACK BASE, AIR MINISTRY PRODUCTION, PRINT, TOTTENHAM, MARCH 1952 PRODUCTION

CV1932, TUNGSRAM, MIL SPEC 6J5G, BLACK BASE, AIR MINISTRY PRODUCTION, PRINT, TOTTENHAM, MARCH 1952 PRODUCTION
CV1932, TUNGSRAM, MIL SPEC 6J5G, BLACK BASE, AIR MINISTRY PRODUCTION, PRINT, TOTTENHAM, MARCH 1952 PRODUCTION (Copy)

CV1932, TUNGSRAM, MIL SPEC 6J5G, BLACK BASE, AIR MINISTRY PRODUCTION, PRINT, TOTTENHAM, MARCH 1952 PRODUCTION (Copy)
CV1932, TUNGSRAM, MIL SPEC 6J5G, BROWN BASE PRINT, TOTTENHAM, MARCH 1953 PRODUCTION

CV1932, TUNGSRAM, MIL SPEC 6J5G, BROWN BASE PRINT, TOTTENHAM, MARCH 1953 PRODUCTION
L63, MARCONI, GREY GLASS, OVAL ETCHED CARTOUCHE, LARGE DECAL, HAMMERSMITH MANUFACTURE, 6J5G

L63, MARCONI, GREY GLASS, OVAL ETCHED CARTOUCHE, LARGE DECAL, HAMMERSMITH MANUFACTURE, 6J5G
L63, OSRAM, CLEAR GLASS, GPO CERTIFIED, PRE 1945, HAMMERSMITH, LINE 84

L63, OSRAM, CLEAR GLASS, GPO CERTIFIED, PRE 1945, HAMMERSMITH, LINE 84
L63, OSRAM, GREY GLASS, 10E/348, 6J5G, CV1067, HAMMERSMITH, WHITE CARTOUCHE, BLUE SQUARE DECAL, NOVEMBER 1947 PRODUCTION

L63, OSRAM, GREY GLASS, 10E/348, 6J5G, CV1067, HAMMERSMITH, WHITE CARTOUCHE, BLUE SQUARE DECAL, NOVEMBER 1947 PRODUCTION
L63, OSRAM, MATCHED PAIR, GREY GLASS, GPO SELECTED STOCK, 6J5G, CV1067, HAMMERSMITH, WHITE CARTOUCHE, ADJACENT LINE 86 87,, 1940 WARTIME PRODUCTION

L63, OSRAM, MATCHED PAIR, GREY GLASS, GPO SELECTED STOCK, 6J5G, CV1067, HAMMERSMITH, WHITE CARTOUCHE, ADJACENT LINE 86 87,, 1940 WARTIME PRODUCTION
VR67, GEC, MIL SPEC 6J5G, BLACK BASE, WHITE PRINT, GREY GLASS, 10E/11448, HAMMERSMITH OCTOBER 1954 PRODUCTION, 6J5

VR67, GEC, MIL SPEC 6J5G, BLACK BASE, WHITE PRINT, GREY GLASS, 10E/11448, HAMMERSMITH OCTOBER 1954 PRODUCTION, 6J5