Collection: 5Z4, 5Z4GT, GZ30, CV2748, RECTIFIER, OCTAL
Following the trend for miniaturisation of consumer and military electronics a development of the 5Z4 and 5Z4G, initially introduced in the late 1930's was made that culminated in the introduction of the 5Z4GT in early 1940.
For this variant, the glass envelope is approx 38 - 39mm in diameter with a height of 69 - 71mm excluding the base pins.
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CV2748, MULLARD - BRITISH TUNGSRAM, MILITARY SPEC, 5Z4GT, JANUARY 1956 TOTTENHAM PRODUCTION
Vendor:MULLARDRegular price £35.00 GBPRegular price -
5Z4G, BRIMAR, WHITE PRINT, OCTAGON CARTOUCHE, BLACK BASE, NOVEMBER 1957 MANUFACTURE
Vendor:BRIMARRegular price £32.00 GBPRegular price -
5Z4G BRITISH TUNGSRAM, MILITARY PRODUCTION, FROM SEPT 1952, WHITE PRINT BROWN BASE
Vendor:TUNGSRAMRegular price £35.00 GBPRegular price -
5Z4G, BRIMAR, ORANGE PRINT, OCTAGON CARTOUCHE, BLACK BASE
Vendor:BRIMARRegular price £30.00 GBPRegular price -
5Z4G, BRIMAR, GREY PRINT OCTAGON CARTOUCHE, BLACK BASE
Vendor:BRIMARRegular price £30.00 GBPRegular price -
CV1863, STC, MILITARY SPECIFICATION, 5Z4G, BROWN BASE, FOOTSCRAY, JULY 1951 MANUFACTURE
Vendor:BRIMARRegular price £35.00 GBPRegular price -
5Z4G APW3792 BRIMAR MATCHED PAIR
Vendor:BRIMARRegular price £75.00 GBPRegular price -
5Z4G CV1863 AIR MINISTRY WW2 BRIMAR 52KU CV2748 R52
Vendor:MULLARD MAGICRegular price £30.00 GBPRegular price
