CH558988A - MULTI-CIRCUIT SELECTION FILTER FOR TWO DIFFERENT FREQUENCY RANGES. - Google Patents

MULTI-CIRCUIT SELECTION FILTER FOR TWO DIFFERENT FREQUENCY RANGES.

Info

Publication number
CH558988A
CH558988A CH79674A CH79674A CH558988A CH 558988 A CH558988 A CH 558988A CH 79674 A CH79674 A CH 79674A CH 79674 A CH79674 A CH 79674A CH 558988 A CH558988 A CH 558988A
Authority
CH
Switzerland
Prior art keywords
different frequency
frequency ranges
selection filter
circuit selection
circuit
Prior art date
Application number
CH79674A
Other languages
German (de)
Original Assignee
Saba Gmbh
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 Saba Gmbh filed Critical Saba Gmbh
Publication of CH558988A publication Critical patent/CH558988A/en

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
    • H03J5/244—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 using electronic means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0153—Electrical filters; Controlling thereof
    • H03H7/0161—Bandpass filters
CH79674A 1973-01-24 1974-01-22 MULTI-CIRCUIT SELECTION FILTER FOR TWO DIFFERENT FREQUENCY RANGES. CH558988A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2303302A DE2303302B1 (en) 1973-01-24 1973-01-24 Two-circuit selection filter for two different frequency ranges

Publications (1)

Publication Number Publication Date
CH558988A true CH558988A (en) 1975-02-14

Family

ID=5869788

Family Applications (1)

Application Number Title Priority Date Filing Date
CH79674A CH558988A (en) 1973-01-24 1974-01-22 MULTI-CIRCUIT SELECTION FILTER FOR TWO DIFFERENT FREQUENCY RANGES.

Country Status (7)

Country Link
BE (1) BE809532A (en)
CH (1) CH558988A (en)
DE (1) DE2303302B1 (en)
FR (1) FR2215000B1 (en)
GB (1) GB1412385A (en)
IT (1) IT1006898B (en)
NL (1) NL7400075A (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1791222A1 (en) * 1967-04-29 1971-08-26 Philips Patentverwaltung Circuit arrangement for tuning
ES359059A1 (en) * 1968-10-11 1970-05-16 Fagor Electrotecnica Sci A uhf and vhf tuner for television

Also Published As

Publication number Publication date
FR2215000A1 (en) 1974-08-19
GB1412385A (en) 1975-11-05
BE809532A (en) 1974-05-02
IT1006898B (en) 1976-10-20
NL7400075A (en) 1974-07-26
FR2215000B1 (en) 1976-10-08
DE2303302B1 (en) 1974-07-11

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Legal Events

Date Code Title Description
PL Patent ceased