BE395235A - - Google Patents

Info

Publication number
BE395235A
BE395235A BE395235DA BE395235A BE 395235 A BE395235 A BE 395235A BE 395235D A BE395235D A BE 395235DA BE 395235 A BE395235 A BE 395235A
Authority
BE
Belgium
Prior art keywords
lamps
switches
devices
switch
addition
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE395235A publication Critical patent/BE395235A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/20—Circuits for coupling gramophone pick-up, recorder output, or microphone to receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
BE395235D BE395235A (OSRAM)

Publications (1)

Publication Number Publication Date
BE395235A true BE395235A (OSRAM)

Family

ID=62316

Family Applications (1)

Application Number Title Priority Date Filing Date
BE395235D BE395235A (OSRAM)

Country Status (1)

Country Link
BE (1) BE395235A (OSRAM)

Similar Documents

Publication Publication Date Title
US4567608A (en) Microphone for use on location
US3493695A (en) Hearing aid
USRE28745E (en) Electronic Siren Circuit
BE395235A (OSRAM)
FR3106454A1 (fr) Décharge de condensateur
US2017358A (en) Hearing aid apparatus and amplifier
EP4473658B1 (fr) Amplificateur audio haute performance
US6766026B2 (en) Dynamic allocation of power supplied by a power supply and frequency agile spectral filtering of signals
FR2478396A1 (fr) Convertisseur courant continu-courant alternatif
HK40116348A (en) High-performance audio amplifier
FR3064149A3 (fr) Un circuit de commande de la lampe a deux voies et a deux lignes
FR2553238A1 (fr) Alimentation alternative sans coupure
FR2548481A1 (fr) Dispositif de circuit pour alimentation en energie
CH275009A (fr) Dispositif amplificateur.
CH101727A (fr) Dispositif d'émission d'oscillations à haute fréquence.
SU51535A1 (ru) Телефонный аппарат
BE379294A (OSRAM)
SU7590A1 (ru) Многоламповый радиоприемник
CH356825A (fr) Dispositif régulateur de charge et de décharge pour batteries d'accumulateurs électriques
BE664137A (fr) Régulateur statique de tension
BE420290A (OSRAM)
BE360202A (OSRAM)
BE447598A (OSRAM)
FR2494530A1 (fr) Poste telephonique comportant un preamplificateur a courant porteur, un interrupteur de coupure de micro et un dispositif de signalisation de cette coupure
BE665107A (OSRAM)