GB819437A - Improvements in or relating to telephone amplifying circuits - Google Patents

Improvements in or relating to telephone amplifying circuits

Info

Publication number
GB819437A
GB819437A GB32096/56A GB3209656A GB819437A GB 819437 A GB819437 A GB 819437A GB 32096/56 A GB32096/56 A GB 32096/56A GB 3209656 A GB3209656 A GB 3209656A GB 819437 A GB819437 A GB 819437A
Authority
GB
United Kingdom
Prior art keywords
feed
inductance
transformer
saturate
repeater
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
GB32096/56A
Other languages
English (en)
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB819437A publication Critical patent/GB819437A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B3/00Line transmission systems
    • H04B3/02Details
    • H04B3/42Circuits for by-passing of ringing signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Interface Circuits In Exchanges (AREA)
GB32096/56A 1955-10-25 1956-10-22 Improvements in or relating to telephone amplifying circuits Expired GB819437A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL345041X 1955-10-25

Publications (1)

Publication Number Publication Date
GB819437A true GB819437A (en) 1959-09-02

Family

ID=19784856

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32096/56A Expired GB819437A (en) 1955-10-25 1956-10-22 Improvements in or relating to telephone amplifying circuits

Country Status (6)

Country Link
BE (1) BE552033A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH345041A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1028619B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1161567A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB819437A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (2) NL201492A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE497800A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1949-08-30

Also Published As

Publication number Publication date
NL90543C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR1161567A (fr) 1958-09-02
DE1028619B (de) 1958-04-24
NL201492A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH345041A (de) 1960-03-15
BE552033A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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