Brand

• (no filter) 

  CBS (1) EUROPE (13) MARQUES DIVERSES / VARIOUS BRANDS (10) SYLVANIA (1) USA (20)

Interests

•  Audiophiles (37)
•  Collectors (41)
•  Radio hams (39)

Socket

•  B9A - Noval (9 pins) (2)

Heating parameters

•  12,6V (1)
•  17.5V (1)

Décennie

•  1920 (1)
•  1940 (1)
•  1960 (1)

Connection on the top

•  Without (1)