DK136290B - Elektronisk afstemt UHF-fjersynstuner med frekvensparalleltløbende afstemmelige kredsløb. - Google Patents

Elektronisk afstemt UHF-fjersynstuner med frekvensparalleltløbende afstemmelige kredsløb.

Info

Publication number
DK136290B
DK136290B DK139471AA DK139471A DK136290B DK 136290 B DK136290 B DK 136290B DK 139471A A DK139471A A DK 139471AA DK 139471 A DK139471 A DK 139471A DK 136290 B DK136290 B DK 136290B
Authority
DK
Denmark
Prior art keywords
tuning circuits
parallel tuning
frequency parallel
electronically tuned
remote tuner
Prior art date
Application number
DK139471AA
Other languages
Danish (da)
English (en)
Other versions
DK136290C (de
Inventor
John Barrett George
Stephen Earl Hilliker
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Publication of DK136290B publication Critical patent/DK136290B/da
Application granted granted Critical
Publication of DK136290C publication Critical patent/DK136290C/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/18—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance
    • H03B5/1841—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a strip line resonator
    • H03B5/1847—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a strip line resonator the active element in the amplifier being a semiconductor device
DK139471AA 1970-03-23 1971-03-22 Elektronisk afstemt UHF-fjersynstuner med frekvensparalleltløbende afstemmelige kredsløb. DK136290B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2189870A 1970-03-23 1970-03-23

Publications (2)

Publication Number Publication Date
DK136290B true DK136290B (da) 1977-09-19
DK136290C DK136290C (de) 1978-03-28

Family

ID=21806730

Family Applications (1)

Application Number Title Priority Date Filing Date
DK139471AA DK136290B (da) 1970-03-23 1971-03-22 Elektronisk afstemt UHF-fjersynstuner med frekvensparalleltløbende afstemmelige kredsløb.

Country Status (12)

Country Link
US (1) US3651409A (de)
JP (1) JPS5013601B1 (de)
AT (1) AT312717B (de)
BE (1) BE764662A (de)
CA (1) CA932821A (de)
DE (1) DE2113867C3 (de)
DK (1) DK136290B (de)
ES (1) ES389482A1 (de)
FR (1) FR2083496B1 (de)
GB (1) GB1309211A (de)
NL (1) NL7103824A (de)
SE (1) SE366440B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3649937A (en) * 1970-03-23 1972-03-14 Rca Corp Electronically tuned ultra high frequency television tuner
DE2330739C2 (de) * 1973-06-16 1982-03-04 Philips Patentverwaltung Gmbh, 2000 Hamburg Bedienungseinrichtung für ein Fernsehempfangsgerät
US3909726A (en) * 1973-09-26 1975-09-30 Zenith Radio Corp UHF Hybrid tuner
US3818349A (en) * 1973-10-01 1974-06-18 Zenith Radio Corp Thick film vhf tuner wherein uhf subchassis is used as external ground element for vhf tuner
CA1097755A (en) * 1976-02-26 1981-03-17 Mitsuo Makimoto Electrical tuning circuit
US4145659A (en) * 1977-05-25 1979-03-20 General Electric Company UHF electronic tuner
JPS6017951Y2 (ja) * 1979-12-31 1985-05-31 アルプス電気株式会社 チュ−ナ装置の共振回路構造
US4468644A (en) * 1982-09-23 1984-08-28 General Instrument Corp. Tunable reject filter for radar warning receiver
US4621241A (en) * 1985-06-07 1986-11-04 Vari-L Company, Inc. Wide range electronic oscillator
US4814729A (en) * 1987-12-09 1989-03-21 Rockwell International Corporation Precisely tunable impatt diode module for weather radar apparatus
TW443717U (en) * 1996-06-28 2001-06-23 Sharp Kk Tuner structure and cable modem tuner using the same
US5856769A (en) * 1997-06-11 1999-01-05 Vari-L Company, Inc. Continuously adjustable resonator
GB0126219D0 (en) * 2001-11-01 2002-01-02 Koninkl Philips Electronics Nv Tunable filter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1266373C2 (de) * 1964-02-01 1973-05-24 Telefunken Patent Abstimmeinrichtung fuer mehrere getrennte Frequenzbereiche
US3419813A (en) * 1967-06-22 1968-12-31 Rca Corp Wide-band transistor power amplifier using a short impedance matching section
US3483483A (en) * 1967-09-20 1969-12-09 Fernsehgeratewerke Stassfurt V Transistor oscillator with strip-conductor interstage coupling
US3512105A (en) * 1968-04-29 1970-05-12 Fairchild Camera Instr Co Linear voltage tuned microwave resonant circuits and oscillators

Also Published As

Publication number Publication date
NL7103824A (de) 1971-09-27
DE2113867B2 (de) 1973-04-05
ES389482A1 (es) 1973-06-01
US3651409A (en) 1972-03-21
JPS5013601B1 (de) 1975-05-21
SE366440B (de) 1974-04-22
GB1309211A (en) 1973-03-07
DE2113867C3 (de) 1973-10-18
DE2113867A1 (de) 1971-10-14
BE764662A (fr) 1971-08-16
AT312717B (de) 1974-01-10
FR2083496A1 (de) 1971-12-17
DK136290C (de) 1978-03-28
FR2083496B1 (de) 1973-06-08
CA932821A (en) 1973-08-28

Similar Documents

Publication Publication Date Title
BR7106959D0 (pt) Sintonizador de uhf e vhf a varactor ampliando a faixa de conversao
DK139830B (da) Elektronisk afstemmeligt resonanskredsløb, navnlig til anvendelse i en UHF-fjernsynstuner.
DK136290B (da) Elektronisk afstemt UHF-fjersynstuner med frekvensparalleltløbende afstemmelige kredsløb.
CH513560A (fr) Syntonisateur apte à recevoir les fréquences des bandes VHF et UHF
DK135970B (da) UHF-oscillator med afstemmelige transmissionslinieresonanskredsløb.
NL156008B (nl) Ingangsschakeling van een televisie-afstemeenheid.
NL183329C (nl) Magnetron-oscillator met multipactor-afstemming.
CA974616A (en) Vernier tuning means for uhf tuner or the like
ES179752Y (es) Sintonizador de television.
CH517424A (de) Abstimmanordnung für einen Überlagerungsfernsehempfänger
CH550512A (de) Abstimmbarer quarzoszillator.
AT310268B (de) VHF-Fernsehtuner
SE380692B (sv) Oscillatoranordning med kapacitiv avstemning.
AR197629A1 (es) Sintonizadores de frecuencia ultraelevada
DE1917383U (de) Einrichtung zur abstimmanzeige von hochfrequenzempfaengern mit elektronisch abstimmbaren schwingkreisen.
AU455530B2 (en) Electronically tuned ultra high frequency television tuner with frequency tracking tunable resonant circuits
AT331319B (de) Schaltungsanordnung zur abschwachung des antennensignals am eingang des tuners in fernsehempfangs- bzw. rundfunkgeraten
AU2686471A (en) Electronically tuned ultra high frequency television tuner with frequency tracking tunable resonant circuits
CA953380A (en) Electronically tuned ultra high frequency television tuner
NL150633B (nl) Uhf-afsteminrichting.
DE1917678B2 (de) Abstimmaggregat fuer hochfrequenz empfaenger
CH542551A (de) UHF-Tuner, insbesondere für Fernsehempfänger
ES115474Y (es) Sintonizador vhf transistorizado, con sintonia por medio de diodos de capacidad variable.
FR1475637A (fr) Circuit accordé uhf à accord réglable
ES179907Y (es) Dispositivo de sintonia para radio y television.