YU199879A - Circuit diagram for electric contactless sirens - Google Patents

Circuit diagram for electric contactless sirens

Info

Publication number
YU199879A
YU199879A YU01998/79A YU199879A YU199879A YU 199879 A YU199879 A YU 199879A YU 01998/79 A YU01998/79 A YU 01998/79A YU 199879 A YU199879 A YU 199879A YU 199879 A YU199879 A YU 199879A
Authority
YU
Yugoslavia
Prior art keywords
sirens
circuit diagram
electric contactless
contactless
electric
Prior art date
Application number
YU01998/79A
Inventor
G Brieske
Original Assignee
Schaltbau 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 Schaltbau Gmbh filed Critical Schaltbau Gmbh
Publication of YU199879A publication Critical patent/YU199879A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/0207—Driving circuits
    • B06B1/0223—Driving circuits for generating signals continuous in time
    • B06B1/023—Driving circuits for generating signals continuous in time and stepped in amplitude, e.g. square wave, 2-level signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L1/00—Stabilisation of generator output against variations of physical values, e.g. power supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Amplifiers (AREA)
  • Electrophonic Musical Instruments (AREA)
YU01998/79A 1978-08-31 1979-08-16 Circuit diagram for electric contactless sirens YU199879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2837951A DE2837951C2 (en) 1978-08-31 1978-08-31 Circuit for an electrical, contactless, acoustic signal transmitter

Publications (1)

Publication Number Publication Date
YU199879A true YU199879A (en) 1983-02-28

Family

ID=6048320

Family Applications (1)

Application Number Title Priority Date Filing Date
YU01998/79A YU199879A (en) 1978-08-31 1979-08-16 Circuit diagram for electric contactless sirens

Country Status (5)

Country Link
DE (1) DE2837951C2 (en)
ES (1) ES482602A1 (en)
FR (1) FR2435169A1 (en)
IT (1) IT1120506B (en)
YU (1) YU199879A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2908970C2 (en) * 1978-08-31 1985-09-05 Schaltbau GmbH, 8000 München Circuit for acoustic signal generator
DE2847208C2 (en) * 1978-10-30 1983-11-24 Siegas Metallwarenfabrik Wilhelm Loh Gmbh & Co Kg, 5900 Siegen Control circuit for a vibratory electromechanical system
GB2346758B (en) * 1999-02-10 2003-07-30 Manhar Amlani Audible warning devices
US7424120B2 (en) * 2003-08-06 2008-09-09 Avago Technologies General Ip Pte Ltd Method and apparatus for volume control

Also Published As

Publication number Publication date
IT7950025A0 (en) 1979-08-10
DE2837951A1 (en) 1980-03-13
ES482602A1 (en) 1980-04-01
FR2435169A1 (en) 1980-03-28
FR2435169B3 (en) 1982-06-04
DE2837951C2 (en) 1983-09-22
IT1120506B (en) 1986-03-26

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