FR702794A - Device for adjusting the selectivity of t receiving devices. s. f. - Google Patents

Device for adjusting the selectivity of t receiving devices. s. f.

Info

Publication number
FR702794A
FR702794A FR702794DA FR702794A FR 702794 A FR702794 A FR 702794A FR 702794D A FR702794D A FR 702794DA FR 702794 A FR702794 A FR 702794A
Authority
FR
France
Prior art keywords
selectivity
adjusting
receiving devices
devices
receiving
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR702794A publication Critical patent/FR702794A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/06—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges
FR702794D 1929-10-03 1930-09-30 Device for adjusting the selectivity of t receiving devices. s. f. Expired FR702794A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL359660X 1929-10-03

Publications (1)

Publication Number Publication Date
FR702794A true FR702794A (en) 1931-04-16

Family

ID=19785351

Family Applications (1)

Application Number Title Priority Date Filing Date
FR702794D Expired FR702794A (en) 1929-10-03 1930-09-30 Device for adjusting the selectivity of t receiving devices. s. f.

Country Status (2)

Country Link
FR (1) FR702794A (en)
GB (1) GB359660A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1792406A1 (en) * 2004-09-08 2007-06-06 Koninklijke Philips Electronics N.V. Switch-able band-tracking input filter for combination tuner
GB2472273A (en) * 2009-07-31 2011-02-02 Cambridge Silicon Radio Ltd Fine gain adjustment of tuned circuit for UWB receiver

Also Published As

Publication number Publication date
GB359660A (en) 1931-10-29

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