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FR1040428A - Device for switching the frequency at high frequency stations comprising oscillators controlled by crystals - Google Patents

Device for switching the frequency at high frequency stations comprising oscillators controlled by crystals

Info

Publication number
FR1040428A
FR1040428A FR1040428DA FR1040428A FR 1040428 A FR1040428 A FR 1040428A FR 1040428D A FR1040428D A FR 1040428DA FR 1040428 A FR1040428 A FR 1040428A
Authority
FR
France
Prior art keywords
frequency
crystals
switching
stations
high frequency
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.)
Autophon AG
Original Assignee
Autophon AG
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 Autophon AG filed Critical Autophon AG
Application granted granted Critical
Publication of FR1040428A publication Critical patent/FR1040428A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/05—Holders or supports
    • H03H9/0504—Holders or supports for bulk acoustic wave devices

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
FR1040428D 1950-08-14 1951-08-09 Device for switching the frequency at high frequency stations comprising oscillators controlled by crystals Expired FR1040428A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1040428X 1950-08-14

Publications (1)

Publication Number Publication Date
FR1040428A true FR1040428A (en) 1953-10-15

Family

ID=4554242

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1040428D Expired FR1040428A (en) 1950-08-14 1951-08-09 Device for switching the frequency at high frequency stations comprising oscillators controlled by crystals

Country Status (3)

Country Link
BE (1) BE505169A (en)
CH (1) CH283605A (en)
FR (1) FR1040428A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1277942B (en) * 1964-04-14 1968-09-19 Becker Flugfunkwerk G M B H Quartz-controlled high-frequency device that can be switched to several fixed frequencies, especially aeronautical radio

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1277942B (en) * 1964-04-14 1968-09-19 Becker Flugfunkwerk G M B H Quartz-controlled high-frequency device that can be switched to several fixed frequencies, especially aeronautical radio

Also Published As

Publication number Publication date
CH283605A (en) 1952-06-15
BE505169A (en)

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