This GE 5 star tube tested NOS with a reading of 1325/1400 where minimum is 675/675 on a Hickok 752A.

The tube is a ruggedized and computer-rated 12AU7 with 3 mica spacers.

GE 5814A 12AU7 Vacuum Tube

Qty

Mullard manufactured tube in Mitcham, England for CGE in Original Box. Code BP1 R3E4. Manufact..

$179.99 USD

Tube #1 tested 2900 where minimum is 1350 and 1200/1300 where minimum is 800/800Tube #2 tested 3000 ..

$39.99 USD

Tube tested 2800 where minimum is 1350 and 1300/1400 where minimum is 800/800Rogers branded vacuum t..

$27.99 USD

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