[go: up one dir, main page]

FR802803A - High stability repeater for two-wire telephone circuit - Google Patents

High stability repeater for two-wire telephone circuit

Info

Publication number
FR802803A
FR802803A FR802803DA FR802803A FR 802803 A FR802803 A FR 802803A FR 802803D A FR802803D A FR 802803DA FR 802803 A FR802803 A FR 802803A
Authority
FR
France
Prior art keywords
repeater
high stability
telephone circuit
wire telephone
wire
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
Marzin
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 FR802803A publication Critical patent/FR802803A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR802803D 1935-06-01 1935-06-01 High stability repeater for two-wire telephone circuit Expired FR802803A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR802803T 1935-06-01

Publications (1)

Publication Number Publication Date
FR802803A true FR802803A (en) 1936-09-16

Family

ID=9249767

Family Applications (1)

Application Number Title Priority Date Filing Date
FR802803D Expired FR802803A (en) 1935-06-01 1935-06-01 High stability repeater for two-wire telephone circuit

Country Status (1)

Country Link
FR (1) FR802803A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD264510S (en) 1979-08-15 1982-05-18 Raymond Boyd Lighted compact

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD264510S (en) 1979-08-15 1982-05-18 Raymond Boyd Lighted compact

Similar Documents

Publication Publication Date Title
FR756725A (en) Telephone repeater
FR818509A (en) Telegraph transmitters
FR770529A (en) protective screens for telephone devices
FR802803A (en) High stability repeater for two-wire telephone circuit
FR839683A (en) Telegraph receiver
FR806032A (en) Circuit breaker
FR50919E (en) Telephone handsets
FR788463A (en) Auxiliary installation for telephone devices
FR805729A (en) Compound turbo-mechanical transmission
CH194900A (en) Telephone receiver.
FR840658A (en) Telegraph repeaters
FR800135A (en) Circuit breaker mechanism
CH240076A (en) Telephone switchboard.
CH234264A (en) Telephone system.
CH236317A (en) Repeater circuit for telecommunications installations.
FR796325A (en) Circuit carrier
FR803656A (en) Interference repeater for telephone circuit
CH191685A (en) Telephone dial.
FR847317A (en) Telephone installation
FR802852A (en) Telephone device for automatic communications by four-wire circuits
FR46854E (en) Audible dial for radio receiver
DK56054C (en) Automatic Phone Dialer.
CH229318A (en) Multiplex telecommunications installation.
CA278195A (en) Telephone circuit
DK52326C (en) Telephone set.