FR665792A - Device for filtering electric currents, in particular for radio signaling devices - Google Patents

Device for filtering electric currents, in particular for radio signaling devices

Info

Publication number
FR665792A
FR665792A FR665792DA FR665792A FR 665792 A FR665792 A FR 665792A FR 665792D A FR665792D A FR 665792DA FR 665792 A FR665792 A FR 665792A
Authority
FR
France
Prior art keywords
electric currents
signaling devices
radio signaling
filtering electric
filtering
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)
Inventor
Jean-Francois Bedeau
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 filed Critical
Application granted granted Critical
Publication of FR665792A publication Critical patent/FR665792A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0138—Electrical filters or coupling circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/1783—Combined LC in series path
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/1791—Combined LC in shunt or branch path
FR665792D 1928-03-27 1928-03-27 Device for filtering electric currents, in particular for radio signaling devices Expired FR665792A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR665792T 1928-03-27

Publications (1)

Publication Number Publication Date
FR665792A true FR665792A (en) 1929-09-23

Family

ID=9013519

Family Applications (1)

Application Number Title Priority Date Filing Date
FR665792D Expired FR665792A (en) 1928-03-27 1928-03-27 Device for filtering electric currents, in particular for radio signaling devices

Country Status (1)

Country Link
FR (1) FR665792A (en)

Similar Documents

Publication Publication Date Title
FR35660E (en) Device for filtering electric currents, in particular for radio signaling devices
FR665792A (en) Device for filtering electric currents, in particular for radio signaling devices
FR668535A (en) Frequency changer device, in particular for radio signaling
FR676283A (en) Light signal device for electrical appliances, in particular switches, switches, etc.
FR657824A (en) Trip device for electrical circuit breakers
FR38340E (en) Telephone circuit combination system
FR713785A (en) Device for interrupting electrical circuits
FR638544A (en) Switching device
FR677763A (en) Switching device for telegraph installations
FR668539A (en) Radio signaling device
FR634746A (en) Delay device for switch for high currents
FR722549A (en) Switching device for electrical devices
GB292261A (en) Improvements in circuit interrupting devices particularly applicable for telephone systems
FR673968A (en) Frequency changer device for radio signaling
FR619834A (en) Double contact device for electrical switching devices
CA281166A (en) Signalling device
CA277057A (en) Signalling device
FR717470A (en) Protection device for telephone devices
FR637262A (en) Device for blowing electric arcs
DK47654C (en) Carrier current signaling device.
CA277058A (en) Circuit interrupting device
FR680159A (en) Signaling device for electrical safety devices
FR635411A (en) Advanced multiple electrical conductors for radio devices
FR670089A (en) Receiving device for lifting devices
DK46223C (en) Electrical Wave Signaling System.