-40%
5B/255M CV391 STC UK röhre early type double square getter,welded plate,matched
5B/255M CV391 STC UK röhre early type double square getter,welded plate,matched
5B/255M CV391 STC UK röhre early type double square getter,welded plate,matched

5B/255M CV391 STC UK röhre early type double square getter,welded plate,matched

$ 105.07

Availability: 85 in stock
  • Country/Region of Manufacture: United Kingdom
  • Brand: STC
  • Condition: Open box
  • Modified Item: No
  • Model: CV391

    Description

    Vintage tubes STC,United Kingdom,matched quad NOS tested
    Early version with double square getter,welded plate
    Tested on Roetest V10.1 (72mA=100%)
    Tube 1 : 72mA    6mA/V
    Tube 2 : 70mA    6.25mA/V
    Tube 3 : 69mA    5.62mA/V
    Tube 4 : 72mA    6mA/V
    No shorts,no gas
    I will pack the tubes properly(in a wooden box), and will take great care in doing so
    PRICE IS FOR 4 TUBES