BE527550A - - Google Patents

Info

Publication number
BE527550A
BE527550A BE527550DA BE527550A BE 527550 A BE527550 A BE 527550A BE 527550D A BE527550D A BE 527550DA BE 527550 A BE527550 A BE 527550A
Authority
BE
Belgium
Prior art keywords
transmission
tube
diode
triode
reception
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE527550A publication Critical patent/BE527550A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
BE527550D BE527550A (member.php)

Publications (1)

Publication Number Publication Date
BE527550A true BE527550A (member.php)

Family

ID=161154

Family Applications (1)

Application Number Title Priority Date Filing Date
BE527550D BE527550A (member.php)

Country Status (1)

Country Link
BE (1) BE527550A (member.php)

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