NL184037B - Luidsprekerstelsel. - Google Patents

Luidsprekerstelsel.

Info

Publication number
NL184037B
NL184037B NLAANVRAGE7710136,A NL184037DA NL184037B NL 184037 B NL184037 B NL 184037B NL 184037D A NL184037D A NL 184037DA NL 184037 B NL184037 B NL 184037B
Authority
NL
Netherlands
Prior art keywords
speaker system
speaker
Prior art date
Application number
NLAANVRAGE7710136,A
Other languages
English (en)
Dutch (nl)
Original Assignee
Novanex Automation Nv
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.)
Publication of NL184037B publication Critical patent/NL184037B/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Ac-Ac Conversion (AREA)
NLAANVRAGE7710136,A 1953-01-07 Luidsprekerstelsel. NL184037B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US330122A US3010069A (en) 1953-01-07 1953-01-07 Multiplication of two functions

Publications (1)

Publication Number Publication Date
NL184037B true NL184037B (nl)

Family

ID=23288408

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7710136,A NL184037B (nl) 1953-01-07 Luidsprekerstelsel.

Country Status (5)

Country Link
US (1) US3010069A (fr)
DE (1) DE1005764B (fr)
FR (1) FR1096904A (fr)
GB (1) GB760602A (fr)
NL (1) NL184037B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB963653A (en) * 1962-03-23 1964-07-15 Ass Elect Ind Improvements relating to multi-channel communication systems
US3219808A (en) * 1962-09-07 1965-11-23 Noller Control Systems Inc Electrical multiplier
US3300631A (en) * 1963-04-17 1967-01-24 Itt Analog multiplier
GB1220526A (en) * 1968-10-10 1971-01-27 British Broadcasting Corp Improvements in mixing electrical signals

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2244369A (en) * 1938-10-31 1941-06-03 Rca Corp Electrical measuring and calculating device
US2322218A (en) * 1942-03-28 1943-06-22 Traylor Vibrator Co Control system
US2397961A (en) * 1943-02-01 1946-04-09 Sperry Gyroscope Co Inc Detector
US2429636A (en) * 1943-05-25 1947-10-28 Sperry Gyroscope Co Inc Phase responsive apparatus
US2700135A (en) * 1944-08-25 1955-01-18 Walter E Tolles Product-taking system
US2440465A (en) * 1944-09-04 1948-04-27 Farnsworth Res Corp Rectifier circuit frequency multiplier
US2584986A (en) * 1946-04-24 1952-02-12 Fed Telephone & Radio Corp Selective wave filter
US2525496A (en) * 1946-09-28 1950-10-10 Westinghouse Electric Corp Analyzer

Also Published As

Publication number Publication date
FR1096904A (fr) 1955-06-28
GB760602A (en) 1956-11-07
US3010069A (en) 1961-11-21
DE1005764B (de) 1957-04-04

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