Meaning of silence cabinet in English:

silence cabinet

noun

historical
  • 1Australian, British, Irish A booth containing a telephone for public use for a fee, situated inside a public building or railway station; compare "silence box".

  • 2(At the BBC) a booth either inside or adjacent to a studio from which a producer supervises a broadcast.

Origin

Late 19th century; earliest use found in William Preece (1834–1913), electrical engineer and administrator.