NL301280A - - Google Patents

Info

Publication number
NL301280A
NL301280A NL301280DA NL301280A NL 301280 A NL301280 A NL 301280A NL 301280D A NL301280D A NL 301280DA NL 301280 A NL301280 A NL 301280A
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 NL301280A publication Critical patent/NL301280A/xx

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
    • H03J5/24—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/242—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D9/00—Demodulation or transference of modulation of modulated electromagnetic waves
    • H03D9/06—Transference of modulation using distributed inductance and capacitance
    • H03D9/0658—Transference of modulation using distributed inductance and capacitance by means of semiconductor devices having more than two electrodes
    • H03D9/0666—Transference of modulation using distributed inductance and capacitance by means of semiconductor devices having more than two electrodes using bipolar transistors

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
NL301280D 1962-12-04 NL301280A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US242121A US3252095A (en) 1962-12-04 1962-12-04 Multiband tunable circuit

Publications (1)

Publication Number Publication Date
NL301280A true NL301280A (ja)

Family

ID=22913530

Family Applications (1)

Application Number Title Priority Date Filing Date
NL301280D NL301280A (ja) 1962-12-04

Country Status (5)

Country Link
US (1) US3252095A (ja)
BE (1) BE640813A (ja)
GB (1) GB1018730A (ja)
NL (1) NL301280A (ja)
SE (1) SE301176B (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1020645A (en) * 1963-11-06 1966-02-23 Pye Ltd Improvements in or relating to tuner units
DE1198423B (de) * 1964-04-14 1965-08-12 Telefunken Patent Schaltung zur Erdung einer Transistorelektrode fuer hochfrequente elektrische Schwingungen in einer Abstimmeinrichtung
US3500253A (en) * 1968-01-23 1970-03-10 Jerrold Electronics Corp Uhf directional mixer
ES359059A1 (es) * 1968-10-11 1970-05-16 Fagor Electrotecnica Sci Sintonizador integrado electronicamente para t. v.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2772355A (en) * 1951-07-05 1956-11-27 Polytechnic Res & Dev Co Inc Wide range tuner
US2894225A (en) * 1956-10-29 1959-07-07 Jr James Elmer Myers Tuning apparatus

Also Published As

Publication number Publication date
BE640813A (ja) 1964-04-01
US3252095A (en) 1966-05-17
SE301176B (ja) 1968-05-27
GB1018730A (en) 1966-02-02

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