JPS52129516A - Speaker protecting circuit - Google Patents
Speaker protecting circuitInfo
- Publication number
- JPS52129516A JPS52129516A JP4639076A JP4639076A JPS52129516A JP S52129516 A JPS52129516 A JP S52129516A JP 4639076 A JP4639076 A JP 4639076A JP 4639076 A JP4639076 A JP 4639076A JP S52129516 A JPS52129516 A JP S52129516A
- Authority
- JP
- Japan
- Prior art keywords
- protecting circuit
- speaker
- speaker protecting
- input signal
- circuit
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/007—Protection circuits for transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Relay Circuits (AREA)
Abstract
PURPOSE:To protect a speaker from an overload by operating a switching circuit with a rectifying circuit for an input signal in case the input signal exceeds a predetermined level.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4639076A JPS52129516A (en) | 1976-04-23 | 1976-04-23 | Speaker protecting circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4639076A JPS52129516A (en) | 1976-04-23 | 1976-04-23 | Speaker protecting circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52129516A true JPS52129516A (en) | 1977-10-31 |
Family
ID=12745809
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4639076A Pending JPS52129516A (en) | 1976-04-23 | 1976-04-23 | Speaker protecting circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52129516A (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS481759A (en) * | 1971-05-17 | 1973-01-11 | ||
JPS5034520A (en) * | 1973-07-28 | 1975-04-02 |
-
1976
- 1976-04-23 JP JP4639076A patent/JPS52129516A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS481759A (en) * | 1971-05-17 | 1973-01-11 | ||
JPS5034520A (en) * | 1973-07-28 | 1975-04-02 |
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