NO147498C - Koplingsanordning til dannelse og lagring i digital form av styrespenninger for mating til en radiomottakers elektroniske avstemningskretser - Google Patents

Koplingsanordning til dannelse og lagring i digital form av styrespenninger for mating til en radiomottakers elektroniske avstemningskretser

Info

Publication number
NO147498C
NO147498C NO770770A NO770770A NO147498C NO 147498 C NO147498 C NO 147498C NO 770770 A NO770770 A NO 770770A NO 770770 A NO770770 A NO 770770A NO 147498 C NO147498 C NO 147498C
Authority
NO
Norway
Prior art keywords
connector
supply
storage
control voltage
radio receiver
Prior art date
Application number
NO770770A
Other languages
English (en)
Norwegian (no)
Other versions
NO770770L (no
NO147498B (no
Inventor
Ciro 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 NO770770L publication Critical patent/NO770770L/no
Publication of NO147498B publication Critical patent/NO147498B/no
Publication of NO147498C publication Critical patent/NO147498C/no

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Transmitters (AREA)
NO770770A 1976-03-09 1977-03-07 Koplingsanordning til dannelse og lagring i digital form av styrespenninger for mating til en radiomottakers elektroniske avstemningskretser NO147498C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT48484/76A IT1064110B (it) 1976-03-09 1976-03-09 Sistema di sintonia elettronica con memorizzazione digitale delle stazioni radio emittenti

Publications (3)

Publication Number Publication Date
NO770770L NO770770L (no) 1977-09-12
NO147498B NO147498B (no) 1983-01-10
NO147498C true NO147498C (no) 1983-04-20

Family

ID=11266833

Family Applications (1)

Application Number Title Priority Date Filing Date
NO770770A NO147498C (no) 1976-03-09 1977-03-07 Koplingsanordning til dannelse og lagring i digital form av styrespenninger for mating til en radiomottakers elektroniske avstemningskretser

Country Status (16)

Country Link
US (1) US4119915A (it)
JP (1) JPS52110501A (it)
AT (1) AT368328B (it)
AU (1) AU511348B2 (it)
BE (1) BE852202A (it)
CH (1) CH618818A5 (it)
DE (1) DE2709209A1 (it)
DK (1) DK101877A (it)
ES (1) ES456643A1 (it)
FR (1) FR2344182A1 (it)
GB (1) GB1554038A (it)
IT (1) IT1064110B (it)
NL (1) NL7702385A (it)
NO (1) NO147498C (it)
PT (1) PT66266B (it)
SE (1) SE415815B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1061633B (it) * 1976-05-03 1983-04-30 Voxson Spa Radiori cevitore o sintonizzatore munito di mezzi di memorizzazione a stato solido per una molteplicita di frequenze di ricezione
JPS6057768B2 (ja) * 1978-04-21 1985-12-17 株式会社東芝 電子選局装置
FI912875A (fi) * 1991-06-14 1992-12-15 Nokia Mobile Phones Ltd Inskrivning av program i en radiotelefon

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL166828C (nl) * 1971-05-08 1981-09-15 Matsushita Electric Ind Co Ltd Automatische kanaalkies-inrichting.
US3737787A (en) * 1971-06-29 1973-06-05 Gen Electric Electronic signal seeking system with rapid scan
US3822405A (en) * 1971-12-10 1974-07-02 Matsushita Electric Ind Co Ltd Channel selecting apparatus
FR2175671B1 (it) * 1972-03-17 1977-04-01 Trt Telecom Radio Electr
US3999131A (en) * 1972-11-14 1976-12-21 Tokyo Shibaura Electric Co., Ltd. Channel-selecting apparatus for multichannel receivers
NL7414564A (nl) * 1973-11-16 1975-05-21 Int Standard Electric Corp Radio- of televisieontvanger met een zender- zoekinrichting.
US3978411A (en) * 1973-11-30 1976-08-31 Matsushita Electric Industrial Co., Ltd. Sweep output generator having a frequency modulated local oscillator for the station selector of a television receiver
GB1503334A (en) * 1974-02-25 1978-03-08 Matsushita Electric Ind Co Ltd Tuning apparatus using a voltage-dependent reactance element
US3943449A (en) * 1974-09-09 1976-03-09 Zenith Radio Corporation Multi-speed ramp for a varactor tuning system

Also Published As

Publication number Publication date
ATA152577A (de) 1982-01-15
NO770770L (no) 1977-09-12
IT1064110B (it) 1985-02-18
JPS52110501A (en) 1977-09-16
BE852202A (fr) 1977-07-01
US4119915A (en) 1978-10-10
PT66266A (en) 1977-04-01
SE415815B (sv) 1980-10-27
SE7702584L (sv) 1977-09-10
PT66266B (en) 1978-08-08
DE2709209A1 (de) 1977-09-22
AU2278577A (en) 1978-09-07
AU511348B2 (en) 1980-08-14
NL7702385A (nl) 1977-09-13
ES456643A1 (es) 1978-01-16
FR2344182B1 (it) 1981-08-14
NO147498B (no) 1983-01-10
GB1554038A (en) 1979-10-17
DK101877A (da) 1977-09-10
AT368328B (de) 1982-10-11
CH618818A5 (it) 1980-08-15
FR2344182A1 (fr) 1977-10-07

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