DE971188C - Spulenaggregat fuer induktive Parallellaufabstimmung bei UEberlagerungsempfaengern - Google Patents

Spulenaggregat fuer induktive Parallellaufabstimmung bei UEberlagerungsempfaengern

Info

Publication number
DE971188C
DE971188C DEN2326D DEN0002326D DE971188C DE 971188 C DE971188 C DE 971188C DE N2326 D DEN2326 D DE N2326D DE N0002326 D DEN0002326 D DE N0002326D DE 971188 C DE971188 C DE 971188C
Authority
DE
Germany
Prior art keywords
oscillator
coil
core
cores
circuit
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
DEN2326D
Other languages
German (de)
English (en)
Inventor
Frederik Hendrik Gusdorf
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE971188C publication Critical patent/DE971188C/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/28—Continuous tuning of more than one resonant circuit simultaneously, the tuning frequencies of the circuits having a substantially constant difference throughout the tuning range

Landscapes

  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
DEN2326D 1940-12-05 1941-12-03 Spulenaggregat fuer induktive Parallellaufabstimmung bei UEberlagerungsempfaengern Expired DE971188C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL605353X 1940-12-05

Publications (1)

Publication Number Publication Date
DE971188C true DE971188C (de) 1958-12-24

Family

ID=19787913

Family Applications (1)

Application Number Title Priority Date Filing Date
DEN2326D Expired DE971188C (de) 1940-12-05 1941-12-03 Spulenaggregat fuer induktive Parallellaufabstimmung bei UEberlagerungsempfaengern

Country Status (5)

Country Link
US (1) US2486152A (enrdf_load_html_response)
DE (1) DE971188C (enrdf_load_html_response)
FR (1) FR877453A (enrdf_load_html_response)
GB (1) GB605353A (enrdf_load_html_response)
NL (1) NL59335C (enrdf_load_html_response)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2921186A (en) * 1954-06-10 1960-01-12 Polarad Electronics Corp Means for generating a voltage linearly proportional to frequency
US2882392A (en) * 1955-03-09 1959-04-14 Rca Corp Receiver tuned by inductors with tracking by initial positionment of coils on cores
US3310526A (en) * 1961-12-18 1967-03-21 Gen Electric Cyclopolysiloxanes

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2190082A (en) * 1933-04-22 1940-02-13 Johnson Lab Inc Permeability-tuned superheterodyne receiver
US2190048A (en) * 1939-04-10 1940-02-13 Johnson Lab Inc Permeability-tuned oscillator tracking arrangement

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2037754A (en) * 1933-12-29 1936-04-21 Rca Corp Superheterodyne receiver
US2276699A (en) * 1939-03-11 1942-03-17 Telefunken Geselischaft Fur Dr Superheterodyne receiver
US2263613A (en) * 1939-03-31 1941-11-25 Rca Corp Unicontrol variable inductance tuning system
NL58891C (enrdf_load_html_response) * 1940-01-02
NL61935C (enrdf_load_html_response) * 1940-05-17

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2190082A (en) * 1933-04-22 1940-02-13 Johnson Lab Inc Permeability-tuned superheterodyne receiver
US2190048A (en) * 1939-04-10 1940-02-13 Johnson Lab Inc Permeability-tuned oscillator tracking arrangement

Also Published As

Publication number Publication date
GB605353A (en) 1948-07-21
NL59335C (enrdf_load_html_response)
FR877453A (fr) 1942-12-08
US2486152A (en) 1949-10-25

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