FR1317517A - Circuits à affaiblissement variable - Google Patents

Circuits à affaiblissement variable

Info

Publication number
FR1317517A
FR1317517A FR890019A FR890019A FR1317517A FR 1317517 A FR1317517 A FR 1317517A FR 890019 A FR890019 A FR 890019A FR 890019 A FR890019 A FR 890019A FR 1317517 A FR1317517 A FR 1317517A
Authority
FR
France
Prior art keywords
variable loss
loss circuits
circuits
variable
loss
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
FR890019A
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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
Priority claimed from US94493A external-priority patent/US3150326A/en
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Priority to FR890019A priority Critical patent/FR1317517A/fr
Application granted granted Critical
Publication of FR1317517A publication Critical patent/FR1317517A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
    • H04B1/64—Volume compression or expansion arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
FR890019A 1961-03-09 1962-03-05 Circuits à affaiblissement variable Expired FR1317517A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR890019A FR1317517A (fr) 1961-03-09 1962-03-05 Circuits à affaiblissement variable

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US94493A US3150326A (en) 1961-03-09 1961-03-09 Variolosser circuits having identical frequency selectivity at all loss settings
FR890019A FR1317517A (fr) 1961-03-09 1962-03-05 Circuits à affaiblissement variable

Publications (1)

Publication Number Publication Date
FR1317517A true FR1317517A (fr) 1963-02-08

Family

ID=26194655

Family Applications (1)

Application Number Title Priority Date Filing Date
FR890019A Expired FR1317517A (fr) 1961-03-09 1962-03-05 Circuits à affaiblissement variable

Country Status (1)

Country Link
FR (1) FR1317517A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111965478A (zh) * 2020-06-30 2020-11-20 中国电力科学研究院有限公司 一种计及变压器移相作用确定短路电流的方法及系统

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111965478A (zh) * 2020-06-30 2020-11-20 中国电力科学研究院有限公司 一种计及变压器移相作用确定短路电流的方法及系统

Similar Documents

Publication Publication Date Title
CH429348A (de) Schieberkonstruktion
CH419232A (de) Verzögerungsschaltung
CH402061A (de) Multistabile Schaltung
CH413312A (de) Bauelement
CH394075A (fr) Métier à tisser
FR1328197A (fr) Circuit logique à semi-conducteur
BE614825A (fr) Circuits à pertes variables
FR1317517A (fr) Circuits à affaiblissement variable
FR1319767A (fr) Circuit à redresseurs commandés
CH404723A (de) NOR-Schaltung
FR1293357A (fr) Trombone à coulisse
FR1335414A (fr) Circuit à déclenchement
FR1342994A (fr) Commutateurs à semiconducteurs
FR1286502A (fr) Robinet à trois voies
FR1289763A (fr) Séchoir à cheveux
FR1319846A (fr) Circuit redresseur-transformateur
FR1300319A (fr) Répertoire à feuillets rabattables
FR1284238A (fr) Métier à tisser
FR1284898A (fr) Métier à tisser
FR1340202A (fr) Circuits supraconducteurs
FR1313900A (fr) Coffrage variable
FR1322097A (fr) Limiteur à hyperfréquence
FR1311935A (fr) Visionneuse à grandissement variable
FR1296619A (fr) Séchoir à cheveux
FR80260E (fr) Robinet à plateau