JPH02108421U - - Google Patents
Info
- Publication number
- JPH02108421U JPH02108421U JP1684789U JP1684789U JPH02108421U JP H02108421 U JPH02108421 U JP H02108421U JP 1684789 U JP1684789 U JP 1684789U JP 1684789 U JP1684789 U JP 1684789U JP H02108421 U JPH02108421 U JP H02108421U
- Authority
- JP
- Japan
- Prior art keywords
- speaker
- relay
- impedance
- amplifier
- high impedance
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Amplifiers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1684789U JP2538657Y2 (ja) | 1989-02-17 | 1989-02-17 | 音響機器のスピーカ切換回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1684789U JP2538657Y2 (ja) | 1989-02-17 | 1989-02-17 | 音響機器のスピーカ切換回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02108421U true JPH02108421U (en18) | 1990-08-29 |
JP2538657Y2 JP2538657Y2 (ja) | 1997-06-18 |
Family
ID=31230130
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1684789U Expired - Lifetime JP2538657Y2 (ja) | 1989-02-17 | 1989-02-17 | 音響機器のスピーカ切換回路 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2538657Y2 (en18) |
-
1989
- 1989-02-17 JP JP1684789U patent/JP2538657Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2538657Y2 (ja) | 1997-06-18 |