NL58891C - - Google Patents

Info

Publication number
NL58891C
NL58891C NL58891DA NL58891C NL 58891 C NL58891 C NL 58891C NL 58891D A NL58891D A NL 58891DA NL 58891 C NL58891 C NL 58891C
Authority
NL
Netherlands
Application number
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 NL58891C publication Critical patent/NL58891C/xx

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
NL58891D 1940-01-02 NL58891C (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US312072A US2248242A (en) 1940-01-02 1940-01-02 Radio tuning system

Publications (1)

Publication Number Publication Date
NL58891C true NL58891C (xx)

Family

ID=23209757

Family Applications (1)

Application Number Title Priority Date Filing Date
NL58891D NL58891C (xx) 1940-01-02

Country Status (3)

Country Link
US (1) US2248242A (xx)
GB (1) GB546248A (xx)
NL (1) NL58891C (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL59335C (xx) * 1940-12-05
BE446844A (xx) * 1941-08-16
US2417182A (en) * 1942-10-24 1947-03-11 Rca Corp Short-wave permeability tuning system
DE974133C (de) * 1943-06-08 1960-09-22 Georg Von Dipl-Ing Schaub Induktive Abstimmanordnung mit Kernverlagerung
US2486986A (en) * 1943-06-28 1949-11-01 Rca Corp Permeability tuning system
US2687514A (en) * 1948-08-27 1954-08-24 Rca Corp Two-band tuning network
US2565261A (en) * 1948-09-11 1951-08-21 Rca Corp Permeability tuning system for superheterodyne receiver
US2882392A (en) * 1955-03-09 1959-04-14 Rca Corp Receiver tuned by inductors with tracking by initial positionment of coils on cores

Also Published As

Publication number Publication date
US2248242A (en) 1941-07-08
GB546248A (en) 1942-07-03

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