KR890004023U - Power amplifier speaker automatic selection circuit - Google Patents
Power amplifier speaker automatic selection circuitInfo
- Publication number
- KR890004023U KR890004023U KR2019870010867U KR870010867U KR890004023U KR 890004023 U KR890004023 U KR 890004023U KR 2019870010867 U KR2019870010867 U KR 2019870010867U KR 870010867 U KR870010867 U KR 870010867U KR 890004023 U KR890004023 U KR 890004023U
- Authority
- KR
- South Korea
- Prior art keywords
- power amplifier
- selection circuit
- automatic selection
- amplifier speaker
- speaker automatic
- Prior art date
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
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019870010867U KR900007556Y1 (en) | 1987-07-03 | 1987-07-03 | Apparatus for selecting speakers in power amplifiers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019870010867U KR900007556Y1 (en) | 1987-07-03 | 1987-07-03 | Apparatus for selecting speakers in power amplifiers |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890004023U true KR890004023U (en) | 1989-04-14 |
KR900007556Y1 KR900007556Y1 (en) | 1990-08-20 |
Family
ID=19264863
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019870010867U KR900007556Y1 (en) | 1987-07-03 | 1987-07-03 | Apparatus for selecting speakers in power amplifiers |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR900007556Y1 (en) |
-
1987
- 1987-07-03 KR KR2019870010867U patent/KR900007556Y1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR900007556Y1 (en) | 1990-08-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 19961231 Year of fee payment: 8 |
|
LAPS | Lapse due to unpaid annual fee |