GB466092A - Improvements in variable attenuators of electric alternating signals - Google Patents

Improvements in variable attenuators of electric alternating signals

Info

Publication number
GB466092A
GB466092A GB520/37A GB52037A GB466092A GB 466092 A GB466092 A GB 466092A GB 520/37 A GB520/37 A GB 520/37A GB 52037 A GB52037 A GB 52037A GB 466092 A GB466092 A GB 466092A
Authority
GB
United Kingdom
Prior art keywords
potentiometer
networks
component
taken
output
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
GB520/37A
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens 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 Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Publication of GB466092A publication Critical patent/GB466092A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/14—Control of transmission; Equalising characterised by the equalising network used
    • H04B3/143—Control of transmission; Equalising characterised by the equalising network used using amplitude-frequency equalisers
    • H04B3/145—Control of transmission; Equalising characterised by the equalising network used using amplitude-frequency equalisers variable equalisers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
GB520/37A 1936-01-08 1937-01-07 Improvements in variable attenuators of electric alternating signals Expired GB466092A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE466092X 1936-01-08

Publications (1)

Publication Number Publication Date
GB466092A true GB466092A (en) 1937-05-21

Family

ID=6540497

Family Applications (1)

Application Number Title Priority Date Filing Date
GB520/37A Expired GB466092A (en) 1936-01-08 1937-01-07 Improvements in variable attenuators of electric alternating signals

Country Status (2)

Country Link
FR (1) FR816043A (fr)
GB (1) GB466092A (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2540560A (en) * 1947-04-11 1951-02-06 Hazeltine Research Inc Pulse signal time delay arrangement
US2651760A (en) * 1948-12-10 1953-09-08 Int Standard Electric Corp Retardation line subdivided into sections
EP2182647A2 (fr) * 2008-11-03 2010-05-05 Intersil Americas Inc. Systèmes et procédés pour égalisation de câble
US8341689B2 (en) 2005-09-07 2012-12-25 Intersil Americas Inc. Automatic frequency compensation of video signals transmitted across cables
US8390740B2 (en) 2008-11-03 2013-03-05 Intersil Americas Inc. Systems and methods for cable equalization
US8558955B2 (en) 2008-11-03 2013-10-15 Intersil Americas Inc. Cable equalization locking
US8576966B2 (en) 2010-02-01 2013-11-05 Techwell, Inc. Systems and methods for detecting tampering with video transmission systems
US8872978B2 (en) 2011-06-09 2014-10-28 Intersil Americas LLC Cable equalization and monitoring for degradation and potential tampering
US9160601B2 (en) 2009-01-30 2015-10-13 Intersil Americas LLC Frame structure for a QAM system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE857403C (de) * 1937-08-10 1952-11-27 Siemens Ag Netzwerk mit veraenderbarer Frequenzabhaengigkeit und Daempfung

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2540560A (en) * 1947-04-11 1951-02-06 Hazeltine Research Inc Pulse signal time delay arrangement
US2651760A (en) * 1948-12-10 1953-09-08 Int Standard Electric Corp Retardation line subdivided into sections
US8341689B2 (en) 2005-09-07 2012-12-25 Intersil Americas Inc. Automatic frequency compensation of video signals transmitted across cables
EP2182647A2 (fr) * 2008-11-03 2010-05-05 Intersil Americas Inc. Systèmes et procédés pour égalisation de câble
EP2182647A3 (fr) * 2008-11-03 2010-07-07 Intersil Americas Inc. Systèmes et procédés pour égalisation de câble
US8390740B2 (en) 2008-11-03 2013-03-05 Intersil Americas Inc. Systems and methods for cable equalization
US8451382B1 (en) 2008-11-03 2013-05-28 Intersil Americas Inc. Systems and methods for cable equalization
US8558955B2 (en) 2008-11-03 2013-10-15 Intersil Americas Inc. Cable equalization locking
US9160601B2 (en) 2009-01-30 2015-10-13 Intersil Americas LLC Frame structure for a QAM system
US8576966B2 (en) 2010-02-01 2013-11-05 Techwell, Inc. Systems and methods for detecting tampering with video transmission systems
US8872978B2 (en) 2011-06-09 2014-10-28 Intersil Americas LLC Cable equalization and monitoring for degradation and potential tampering

Also Published As

Publication number Publication date
FR816043A (fr) 1937-07-28

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