FR802176A - Device for receiving programs transmitted through a telephone network by means of low frequency oscillations - Google Patents

Device for receiving programs transmitted through a telephone network by means of low frequency oscillations

Info

Publication number
FR802176A
FR802176A FR802176DA FR802176A FR 802176 A FR802176 A FR 802176A FR 802176D A FR802176D A FR 802176DA FR 802176 A FR802176 A FR 802176A
Authority
FR
France
Prior art keywords
low frequency
telephone network
frequency oscillations
programs transmitted
receiving programs
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR802176A publication Critical patent/FR802176A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/08—Telephonic communication systems specially adapted for combination with other electrical systems specially adapted for optional reception of entertainment or informative matter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/76—Wired systems
    • H04H20/77—Wired systems using carrier waves
    • H04H20/81—Wired systems using carrier waves combined with telephone network over which the broadcast is continuously available
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/04—Supports for telephone transmitters or receivers
    • H04M1/06—Hooks; Cradles
    • H04M1/08—Hooks; Cradles associated with switches operated by the weight of the receiver or hand-set

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
FR802176D 1935-03-08 1936-02-21 Device for receiving programs transmitted through a telephone network by means of low frequency oscillations Expired FR802176A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL446044X 1935-03-08

Publications (1)

Publication Number Publication Date
FR802176A true FR802176A (en) 1936-08-29

Family

ID=19786276

Family Applications (1)

Application Number Title Priority Date Filing Date
FR802176D Expired FR802176A (en) 1935-03-08 1936-02-21 Device for receiving programs transmitted through a telephone network by means of low frequency oscillations

Country Status (4)

Country Link
BE (1) BE413991A (en)
FR (1) FR802176A (en)
GB (1) GB446044A (en)
NL (1) NL42490C (en)

Also Published As

Publication number Publication date
GB446044A (en) 1936-04-23
BE413991A (en)
NL42490C (en)

Similar Documents

Publication Publication Date Title
FR47814E (en) Coupling device for obtaining a sawtooth plot of the characteristic of a current
FR812868A (en) Coupling device for obtaining sawtooth voltage curves
FR773310A (en) Device for fixing a rod to a tube and resulting assemblies
FR801370A (en) Device for the automatic sending of specific communications
FR832795A (en) Receiving amplifier combined with a signaling device for telephone transmissions
FR834987A (en) Device intended for the transmission by cables of messages by means of high frequency
FR837430A (en) Device for transmitting stereo-acoustic recordings
SU36500A1 (en) Device for receiving radio signals
FR732010A (en) Receiver device for television with braun tube
FR829118A (en) Device for simultaneous transmission of several messages by means of ultra-short waves
FR814783A (en) Method for transmitting a single call using ultra-short waves
FR827978A (en) Device receiving messages transmitted at high frequency by wire networks
FR779507A (en) Method and device for remote control by means of control currents at audible frequencies, superimposed on a strong current network
FR813743A (en) Silent tuning device for receivers
FR807035A (en) Device for damping the oscillations of a gas
FR793208A (en) Device for transmitting information by cable using high frequency
FR822028A (en) Multiple radio reception device by means of a single wave collector
FR838156A (en) Device for receiving messages transmitted by electrical piping networks by means of high-frequency carrier waves
FR763629A (en) Device for lighting the dials of telecommunication receivers
FR758236A (en) Mains-powered device for the operation of cathode ray tubes
FR803789A (en) Photoelectric measuring and adjustment device, more especially for pulling devices
FR811867A (en) Frequency independent coupling device especially for television
FR867793A (en) Method and device for transmitting messages
FR823342A (en) Device for connecting a sound reproducer of the magnetic type to a radio broadcasting receiver
FR803668A (en) Device for temporarily securing handsets or microtelephones for listening through loudspeaker