DK190877A - Radiomodtager eller indgangsdel til en sadan med hukommelse for flere modtagefrekvenser - Google Patents

Radiomodtager eller indgangsdel til en sadan med hukommelse for flere modtagefrekvenser

Info

Publication number
DK190877A
DK190877A DK190877A DK190877A DK190877A DK 190877 A DK190877 A DK 190877A DK 190877 A DK190877 A DK 190877A DK 190877 A DK190877 A DK 190877A DK 190877 A DK190877 A DK 190877A
Authority
DK
Denmark
Prior art keywords
memory
input
radio receiver
multiple receiving
receiving frequencies
Prior art date
Application number
DK190877A
Other languages
Danish (da)
English (en)
Inventor
C Maddaloni
Original Assignee
Voxson Spa
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 Voxson Spa filed Critical Voxson Spa
Publication of DK190877A publication Critical patent/DK190877A/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
    • H03J5/0254—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being transfered to a D/A converter
    • H03J5/0263—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being transfered to a D/A converter the digital values being held in an auxiliary non erasable memory
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
    • H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
    • H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Circuits Of Receivers In General (AREA)
DK190877A 1976-05-03 1977-05-02 Radiomodtager eller indgangsdel til en sadan med hukommelse for flere modtagefrekvenser DK190877A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT49305/76A IT1061633B (it) 1976-05-03 1976-05-03 Radiori cevitore o sintonizzatore munito di mezzi di memorizzazione a stato solido per una molteplicita di frequenze di ricezione

Publications (1)

Publication Number Publication Date
DK190877A true DK190877A (da) 1977-11-04

Family

ID=11270275

Family Applications (1)

Application Number Title Priority Date Filing Date
DK190877A DK190877A (da) 1976-05-03 1977-05-02 Radiomodtager eller indgangsdel til en sadan med hukommelse for flere modtagefrekvenser

Country Status (14)

Country Link
US (1) US4137502A (de)
AU (1) AU512370B2 (de)
BE (1) BE854203A (de)
CH (1) CH615541A5 (de)
DE (1) DE2719152A1 (de)
DK (1) DK190877A (de)
ES (1) ES458384A1 (de)
FR (1) FR2350733A1 (de)
GB (1) GB1550307A (de)
IT (1) IT1061633B (de)
NL (1) NL7704816A (de)
NO (1) NO771408L (de)
PT (1) PT66458B (de)
SE (1) SE7705065L (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1108164B (it) * 1978-05-22 1985-12-02 Indesit Dispositivo per la sintonia di un televisore
JPS5830326Y2 (ja) * 1978-09-19 1983-07-04 ソニー株式会社 表示装置
DE2913366C2 (de) * 1979-04-03 1983-10-06 Walter Dittel GmbH, 8910 Landsberg Funkgerät
CA1173176A (en) * 1979-06-04 1984-08-21 Isao Fujimoto Tuner apparatus
US4281349A (en) * 1980-04-29 1981-07-28 Rca Corporation Power supply arrangement for a tuning system

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5325721B2 (de) * 1973-11-07 1978-07-28
DE2356858C2 (de) * 1973-11-14 1980-09-25 Standard Elektrik Lorenz Ag, 7000 Stuttgart Schaltung zum Programmieren digitaler Speicher mit Analogausgang in Fernseh- oder Rundfunkempfängern
US3979680A (en) * 1973-11-15 1976-09-07 Matsushita Electric Industrial Co., Ltd. Channel selector
NL7414565A (nl) * 1973-11-16 1975-05-21 Int Standard Electric Corp Radio- of televisieontvanger.
US3835424A (en) * 1973-11-28 1974-09-10 Motorola Inc Channel indicator and display arrangement utilizing d-c tuning voltages of varactor tuner
SE7406277L (sv) * 1974-05-10 1975-11-11 Luxor Industri Ab Programmerbar spenningskella.
JPS5415164B2 (de) * 1974-05-20 1979-06-13
JPS5513616B2 (de) * 1975-02-06 1980-04-10
IT1064110B (it) * 1976-03-09 1985-02-18 Voxson Spa Sistema di sintonia elettronica con memorizzazione digitale delle stazioni radio emittenti

Also Published As

Publication number Publication date
AU512370B2 (en) 1980-10-09
CH615541A5 (de) 1980-01-31
FR2350733B1 (de) 1981-11-06
FR2350733A1 (fr) 1977-12-02
ES458384A1 (es) 1978-02-16
IT1061633B (it) 1983-04-30
AU2451377A (en) 1978-10-26
PT66458A (fr) 1977-05-01
GB1550307A (en) 1979-08-08
PT66458B (fr) 1978-09-25
SE7705065L (sv) 1977-11-04
BE854203A (fr) 1977-09-01
DE2719152A1 (de) 1977-11-24
US4137502A (en) 1979-01-30
NO771408L (no) 1977-11-04
NL7704816A (nl) 1977-11-07

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Legal Events

Date Code Title Description
ATS Application withdrawn