FR831368A - Improvements in radio receivers and similar devices - Google Patents

Improvements in radio receivers and similar devices

Info

Publication number
FR831368A
FR831368A FR831368DA FR831368A FR 831368 A FR831368 A FR 831368A FR 831368D A FR831368D A FR 831368DA FR 831368 A FR831368 A FR 831368A
Authority
FR
France
Prior art keywords
similar devices
radio receivers
receivers
radio
similar
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co Ltd
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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR831368A publication Critical patent/FR831368A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
    • 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
FR831368D 1936-12-31 1937-12-28 Improvements in radio receivers and similar devices Expired FR831368A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB35888/36A GB487880A (en) 1936-12-31 1936-12-31 Improvements in or relating to radio and like receivers

Publications (1)

Publication Number Publication Date
FR831368A true FR831368A (en) 1938-09-01

Family

ID=10382649

Family Applications (1)

Application Number Title Priority Date Filing Date
FR831368D Expired FR831368A (en) 1936-12-31 1937-12-28 Improvements in radio receivers and similar devices

Country Status (4)

Country Link
US (1) US2217294A (en)
DE (1) DE757405C (en)
FR (1) FR831368A (en)
GB (1) GB487880A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6720299B2 (en) 2001-02-16 2004-04-13 Unilever Home & Personal Care Usa, Division Of Conopco, Inc. Bleaching composition of enhanced stability and a process for making such a composition

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2607889A (en) * 1945-06-23 1952-08-19 Emi Ltd Radio receiver
US2498954A (en) * 1946-05-07 1950-02-28 Panoramic Radio Corp Panoramic receiver with means for modifying signal pulses applied to indicators
DE1217464B (en) * 1962-03-26 1966-05-26 Johann Stegmueller Circuit arrangement for the compensation of an interference voltage in the output voltage of a demodulator for frequency-modulated, electrical high-frequency oscillations caused by amplitude modulation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6720299B2 (en) 2001-02-16 2004-04-13 Unilever Home & Personal Care Usa, Division Of Conopco, Inc. Bleaching composition of enhanced stability and a process for making such a composition

Also Published As

Publication number Publication date
GB487880A (en) 1938-06-28
DE757405C (en) 1952-03-27
US2217294A (en) 1940-10-08

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