-40%
D3a Siemens early type bottom code triple mica BIG BOX,matched NOS NIB strong
D3a Siemens early type bottom code triple mica BIG BOX,matched NOS NIB strong
D3a Siemens early type bottom code triple mica BIG BOX,matched NOS NIB strong
D3a Siemens early type bottom code triple mica BIG BOX,matched NOS NIB strong
D3a Siemens early type bottom code triple mica BIG BOX,matched NOS NIB strong
D3a Siemens early type bottom code triple mica BIG BOX,matched NOS NIB strong
D3a Siemens early type bottom code triple mica BIG BOX,matched NOS NIB strong

D3a Siemens early type bottom code triple mica BIG BOX,matched NOS NIB strong

$ 132

Availability: 94 in stock
  • Model: D3a
  • Country/Region of Manufacture: Germany
  • Brand: Siemens
  • Modified Item: No
  • Condition: New

    Description

    D3a 7721 Siemens & Halske,Germany/Munich,very rare
    New old stock,matched pair BIG BOX selected
    Early type,same bottom code (early 60s)
    Dual support O getter,triple mica
    Codes :
    X
    Ø
    1
    ≠
    2B
    Tested on Roetest V10.1 (best tube tester)  22mA=100%
    Extra strong!See last two pictures for results
    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 2 TUBES