FR854443A - Filtering device, intended in particular for electrical sorting circuits in wire radio transmission installations - Google Patents

Filtering device, intended in particular for electrical sorting circuits in wire radio transmission installations

Info

Publication number
FR854443A
FR854443A FR854443DA FR854443A FR 854443 A FR854443 A FR 854443A FR 854443D A FR854443D A FR 854443DA FR 854443 A FR854443 A FR 854443A
Authority
FR
France
Prior art keywords
intended
filtering device
radio transmission
wire radio
sorting circuits
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.)
Alcatel Lucent Deutschland AG
C Lorenz AG
Original Assignee
Standard Elektrik Lorenz AG
C Lorenz AG
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 Standard Elektrik Lorenz AG, C Lorenz AG filed Critical Standard Elektrik Lorenz AG
Application granted granted Critical
Publication of FR854443A publication Critical patent/FR854443A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Filters And Equalizers (AREA)
FR854443D 1938-05-11 1939-05-08 Filtering device, intended in particular for electrical sorting circuits in wire radio transmission installations Expired FR854443A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE211213X 1938-05-11

Publications (1)

Publication Number Publication Date
FR854443A true FR854443A (en) 1940-04-15

Family

ID=5801439

Family Applications (1)

Application Number Title Priority Date Filing Date
FR854443D Expired FR854443A (en) 1938-05-11 1939-05-08 Filtering device, intended in particular for electrical sorting circuits in wire radio transmission installations

Country Status (3)

Country Link
US (1) US2297215A (en)
CH (1) CH211213A (en)
FR (1) FR854443A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2124203A1 (en) * 1992-09-25 1994-04-14 Tom Denedios Radio frequency interference filter

Also Published As

Publication number Publication date
US2297215A (en) 1942-09-29
CH211213A (en) 1940-08-31

Similar Documents

Publication Publication Date Title
FR854443A (en) Filtering device, intended in particular for electrical sorting circuits in wire radio transmission installations
CH211740A (en) Device for transmitting calls in carrier frequency systems.
FR884045A (en) Device for overcurrent cut-off
FR842917A (en) Electrical filtering device intended in particular for installations for transmitting messages by telephone networks
FR617990A (en) Automatic lowering device for helical wire sawing devices
FR860801A (en) Automatic reclosing device for electrical circuit breakers
FR832471A (en) Device for mounting electric brushes
FR49614E (en) Automatic circuit breaker reclosing device
CH236317A (en) Repeater circuit for telecommunications installations.
FR836114A (en) Current collector device
FR835260A (en) Device for high-frequency installations, in particular for wire-based radio installations
IE14910L (en) Electric soldering device.
FR842742A (en) Coupling device, especially for rontgen installations
FR859000A (en) Selective protection device for electrical networks
CH228091A (en) Receiving device for writing telegraph systems.
FR839277A (en) Advanced dispatcher intended for telephone networks for transmission of messages by carrier frequency, in particular for radio transmission by wire
FR833185A (en) Fuse holder device, in particular for t transmitting stations. s. f.
AU106318B2 (en) Improvements in or relating to electrical test circuits for use, for instance, in automatic telephone systems
FR844608A (en) Electrical filtering device intended in particular for carrier frequency message transmission installations in telephone networks
FR842323A (en) Transmission device for binders
GB292261A (en) Improvements in circuit interrupting devices particularly applicable for telephone systems
FR729727A (en) Device for counting sums, in particular electrical work sums
FR854889A (en) Multiple television receiver device
FR844900A (en) Protection device for electrical installations
FR850975A (en) Protection device for lightning arresters