ID:
251
Maker's Name:
GEC
Where made:
England
Dimensions:
4.8 × 4.8 × 13 cm
Power tetrode, beam construction. Glass envelope, bakelite octal base with locating spiggot.
Used in audio amplifiers.
Power tetrode, beam construction. Glass envelope, bakelite octal base with locating spiggot.
Used in audio amplifiers.