AR203751A1 - Unidad emisora de pulsos para un aparato de abonados telefonicos - Google Patents

Unidad emisora de pulsos para un aparato de abonados telefonicos

Info

Publication number
AR203751A1
AR203751A1 AR254529A AR25452974A AR203751A1 AR 203751 A1 AR203751 A1 AR 203751A1 AR 254529 A AR254529 A AR 254529A AR 25452974 A AR25452974 A AR 25452974A AR 203751 A1 AR203751 A1 AR 203751A1
Authority
AR
Argentina
Prior art keywords
transmitter unit
subscriber device
telephone subscriber
pulse transmitter
pulse
Prior art date
Application number
AR254529A
Other languages
English (en)
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Application granted granted Critical
Publication of AR203751A1 publication Critical patent/AR203751A1/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/30—Devices which can set up and transmit only one digit at a time
    • H04M1/31—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses
    • H04M1/312—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses pulses produced by electronic circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Meter Arrangements (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Electronic Switches (AREA)
AR254529A 1973-07-03 1974-07-04 Unidad emisora de pulsos para un aparato de abonados telefonicos AR203751A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3161273A GB1404078A (en) 1973-07-03 1973-07-03 Telephone outpulser circuits

Publications (1)

Publication Number Publication Date
AR203751A1 true AR203751A1 (es) 1975-10-15

Family

ID=10325756

Family Applications (1)

Application Number Title Priority Date Filing Date
AR254529A AR203751A1 (es) 1973-07-03 1974-07-04 Unidad emisora de pulsos para un aparato de abonados telefonicos

Country Status (10)

Country Link
AR (1) AR203751A1 (es)
BE (1) BE817196R (es)
BR (1) BR7405356A (es)
DE (1) DE2430740A1 (es)
ES (1) ES427877A1 (es)
FR (1) FR2236322B2 (es)
GB (1) GB1404078A (es)
HK (1) HK28877A (es)
IT (1) IT1015222B (es)
ZA (1) ZA742857B (es)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3488450A (en) * 1966-12-02 1970-01-06 American Telephone & Telegraph Sender for transmitting trains of pulses

Also Published As

Publication number Publication date
BR7405356A (pt) 1976-08-31
HK28877A (en) 1977-06-17
FR2236322B2 (es) 1978-11-24
ES427877A1 (es) 1976-11-16
BE817196R (fr) 1975-01-03
AU6914474A (en) 1975-11-20
ZA742857B (en) 1975-03-26
GB1404078A (en) 1975-08-28
FR2236322A2 (es) 1975-01-31
IT1015222B (it) 1977-05-10
DE2430740A1 (de) 1975-01-23

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