NL7406291A - Radio-ontvanger met een door een kapaciteitsdiode afgestemde preselectiekring. - Google Patents

Radio-ontvanger met een door een kapaciteitsdiode afgestemde preselectiekring.

Info

Publication number
NL7406291A
NL7406291A NL7406291A NL7406291A NL7406291A NL 7406291 A NL7406291 A NL 7406291A NL 7406291 A NL7406291 A NL 7406291A NL 7406291 A NL7406291 A NL 7406291A NL 7406291 A NL7406291 A NL 7406291A
Authority
NL
Netherlands
Prior art keywords
diod
tuned
capacity
radio receiver
preselection circuit
Prior art date
Application number
NL7406291A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Priority to NL7406291A priority Critical patent/NL7406291A/xx
Priority to US05/571,538 priority patent/US3968439A/en
Priority to DE19752518668 priority patent/DE2518668A1/de
Priority to CA226,185A priority patent/CA1063179A/en
Priority to AU80845/75A priority patent/AU499642B2/en
Priority to IT68168/75A priority patent/IT1032831B/it
Priority to FR7514336A priority patent/FR2270717B1/fr
Priority to ES437485A priority patent/ES437485A1/es
Priority to GB19168/75A priority patent/GB1508482A/en
Priority to JP50053954A priority patent/JPS50153813A/ja
Publication of NL7406291A publication Critical patent/NL7406291A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H03G11/06—Limiters of angle-modulated signals; such limiters combined with discriminators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H03G11/04—Limiting level dependent on strength of signal; Limiting level dependent on strength of carrier on which signal is modulated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
NL7406291A 1974-05-10 1974-05-10 Radio-ontvanger met een door een kapaciteitsdiode afgestemde preselectiekring. NL7406291A (nl)

Priority Applications (10)

Application Number Priority Date Filing Date Title
NL7406291A NL7406291A (nl) 1974-05-10 1974-05-10 Radio-ontvanger met een door een kapaciteitsdiode afgestemde preselectiekring.
US05/571,538 US3968439A (en) 1974-05-10 1975-04-25 Radio receiver having a preselection circuit tuned by a varactor with a variable limiter threshold circuit to attenuate large amplitude signals
DE19752518668 DE2518668A1 (de) 1974-05-10 1975-04-26 Rundfunkempfaenger mit einem durch eine kapazitaetsdiode abgestimmten vorwahlkreis
CA226,185A CA1063179A (en) 1974-05-10 1975-05-02 Radio receiver having a preselection circuit tuned by a varactor
AU80845/75A AU499642B2 (en) 1974-05-10 1975-05-06 Radio receiver varactor tuning
IT68168/75A IT1032831B (it) 1974-05-10 1975-05-07 Radioricevitore con circuito di preselezione sintonizzato mediante un varattore
FR7514336A FR2270717B1 (it) 1974-05-10 1975-05-07
ES437485A ES437485A1 (es) 1974-05-10 1975-05-07 Un receptor de radio perfeccionado.
GB19168/75A GB1508482A (en) 1974-05-10 1975-05-07 Radio receiver including a preselection circuit containing a varactor for tuning
JP50053954A JPS50153813A (it) 1974-05-10 1975-05-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7406291A NL7406291A (nl) 1974-05-10 1974-05-10 Radio-ontvanger met een door een kapaciteitsdiode afgestemde preselectiekring.

Publications (1)

Publication Number Publication Date
NL7406291A true NL7406291A (nl) 1975-11-12

Family

ID=19821330

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7406291A NL7406291A (nl) 1974-05-10 1974-05-10 Radio-ontvanger met een door een kapaciteitsdiode afgestemde preselectiekring.

Country Status (10)

Country Link
US (1) US3968439A (it)
JP (1) JPS50153813A (it)
AU (1) AU499642B2 (it)
CA (1) CA1063179A (it)
DE (1) DE2518668A1 (it)
ES (1) ES437485A1 (it)
FR (1) FR2270717B1 (it)
GB (1) GB1508482A (it)
IT (1) IT1032831B (it)
NL (1) NL7406291A (it)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3571719A (en) * 1968-12-13 1971-03-23 Motorola Inc Overload compensation circuit for antenna tuning system

Also Published As

Publication number Publication date
FR2270717B1 (it) 1979-10-05
AU499642B2 (en) 1979-04-26
IT1032831B (it) 1979-06-20
CA1063179A (en) 1979-09-25
AU8084575A (en) 1976-11-11
ES437485A1 (es) 1977-02-01
FR2270717A1 (it) 1975-12-05
DE2518668A1 (de) 1975-11-20
JPS50153813A (it) 1975-12-11
GB1508482A (en) 1978-04-26
US3968439A (en) 1976-07-06

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Legal Events

Date Code Title Description
BV The patent application has lapsed