SE325315B - - Google Patents

Info

Publication number
SE325315B
SE325315B SE09454/64A SE945464A SE325315B SE 325315 B SE325315 B SE 325315B SE 09454/64 A SE09454/64 A SE 09454/64A SE 945464 A SE945464 A SE 945464A SE 325315 B SE325315 B SE 325315B
Authority
SE
Sweden
Prior art keywords
piezo
mechanical
oscillations
aug
electric
Prior art date
Application number
SE09454/64A
Other languages
English (en)
Inventor
W Helwang
M Zerbst
Original Assignee
Siemens 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 Siemens Ag filed Critical Siemens Ag
Publication of SE325315B publication Critical patent/SE325315B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
    • H04R23/006—Transducers other than those covered by groups H04R9/00 - H04R21/00 using solid state devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Measuring Fluid Pressure (AREA)
SE09454/64A 1963-08-20 1964-08-04 SE325315B (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES0086811 1963-08-20

Publications (1)

Publication Number Publication Date
SE325315B true SE325315B (enExample) 1970-06-29

Family

ID=7513292

Family Applications (1)

Application Number Title Priority Date Filing Date
SE09454/64A SE325315B (enExample) 1963-08-20 1964-08-04

Country Status (7)

Country Link
BE (1) BE652068A (enExample)
CH (1) CH422897A (enExample)
DE (1) DE1441884A1 (enExample)
FR (1) FR1397100A (enExample)
GB (1) GB1068194A (enExample)
NL (1) NL6407800A (enExample)
SE (1) SE325315B (enExample)

Also Published As

Publication number Publication date
DE1441884A1 (de) 1969-01-02
FR1397100A (fr) 1965-04-23
CH422897A (de) 1966-10-31
GB1068194A (en) 1967-05-10
BE652068A (enExample)
NL6407800A (enExample) 1965-02-22

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