JPH0614532Y2 - 電話機の保留メロデイ音送出装置 - Google Patents
電話機の保留メロデイ音送出装置Info
- Publication number
- JPH0614532Y2 JPH0614532Y2 JP1987020132U JP2013287U JPH0614532Y2 JP H0614532 Y2 JPH0614532 Y2 JP H0614532Y2 JP 1987020132 U JP1987020132 U JP 1987020132U JP 2013287 U JP2013287 U JP 2013287U JP H0614532 Y2 JPH0614532 Y2 JP H0614532Y2
- Authority
- JP
- Japan
- Prior art keywords
- melody sound
- telephone
- generation circuit
- photocoupler
- sound generation
- 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.)
- Expired - Lifetime
Links
- 239000003990 capacitor Substances 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000005236 sound signal Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987020132U JPH0614532Y2 (ja) | 1987-02-14 | 1987-02-14 | 電話機の保留メロデイ音送出装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987020132U JPH0614532Y2 (ja) | 1987-02-14 | 1987-02-14 | 電話機の保留メロデイ音送出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63129354U JPS63129354U (enrdf_load_stackoverflow) | 1988-08-24 |
JPH0614532Y2 true JPH0614532Y2 (ja) | 1994-04-13 |
Family
ID=30815358
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987020132U Expired - Lifetime JPH0614532Y2 (ja) | 1987-02-14 | 1987-02-14 | 電話機の保留メロデイ音送出装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0614532Y2 (enrdf_load_stackoverflow) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60174567A (ja) * | 1984-02-20 | 1985-09-07 | Matsushita Electric Ind Co Ltd | 電話機 |
-
1987
- 1987-02-14 JP JP1987020132U patent/JPH0614532Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS63129354U (enrdf_load_stackoverflow) | 1988-08-24 |
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