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(!!!!!) (~ BEST OVERALL SOUND ~) 274A Western Electric NOS (052=1950) "D" getter halo, large shiney getter flash, slightly tilted glass in white box

$ 1,059.99

1 tube) 274A Western Electric NOS (052=1950) "D" getter halo, large shiney getter flash, slightly tilted glass, in white box

 

Amplitrex Tested: 120ma current through plates (below 42ma V drop is very good)

Diode #1 Forward Voltage 414V, Reverse 38V drop

Diode #2 Forward Voltage 416V, Reverse 40V drop

 

and

1 section) 52/40 

1 section) 57/40 

Tested on TV-7D/U

  

(the best sounding 5U4G or 5R4GY substitute ever made, lots of inner detail, very clear
extended and open high end and good bass, the 274B sound outstanding)

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