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CBS 5814A 12AU7 Vacuum Tube
Computer rated tube tested on Hickok 752A, with 1275/1175 result. Minimum 625/625Tube has ribbed bla..
$22.99 USD
GE 12AU7 Vacuum Tube Pair
#1 measured 1300/1275. #2 measured 1325/1300 mhos on Hickok 752A, min new is 675 Pre-owned valv..
$14.99 USD
GE 5814A 12AU7 Vacuum Tube
This GE 5 star tube tested NOS with a reading of 1325/1400 where minimum is 675/675 on a Hickok 752A..
$22.99 USD
Mullard Daystrom 12AU7A ECC82 Vacuum Tube
Tested 1150/1175 on Hickok 752A minimum is 675. Passed leakage and gas test.Mullard, Blackburn ..
$39.99 USD
Telefunken 12AU7 ECC82 Vacuum Tube
Tested 1225/1500 on Hickok 752A. Minimum good is 625/625 Tube has smooth grey plates and ..
$22.99 USD