JPH028447Y2 - - Google Patents
Info
- Publication number
- JPH028447Y2 JPH028447Y2 JP7879482U JP7879482U JPH028447Y2 JP H028447 Y2 JPH028447 Y2 JP H028447Y2 JP 7879482 U JP7879482 U JP 7879482U JP 7879482 U JP7879482 U JP 7879482U JP H028447 Y2 JPH028447 Y2 JP H028447Y2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- diode bridge
- terminal
- connection terminal
- dial
- 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
Links
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims description 11
- 230000010355 oscillation Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 3
- 230000003321 amplification Effects 0.000 description 10
- 238000003199 nucleic acid amplification method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7879482U JPS58182542U (ja) | 1982-05-27 | 1982-05-27 | 付加形拡声電話機 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7879482U JPS58182542U (ja) | 1982-05-27 | 1982-05-27 | 付加形拡声電話機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58182542U JPS58182542U (ja) | 1983-12-05 |
JPH028447Y2 true JPH028447Y2 (en]) | 1990-02-28 |
Family
ID=30087994
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7879482U Granted JPS58182542U (ja) | 1982-05-27 | 1982-05-27 | 付加形拡声電話機 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58182542U (en]) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006237921A (ja) * | 2005-02-24 | 2006-09-07 | Audio Technica Corp | コンデンサマイクロホン |
-
1982
- 1982-05-27 JP JP7879482U patent/JPS58182542U/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006237921A (ja) * | 2005-02-24 | 2006-09-07 | Audio Technica Corp | コンデンサマイクロホン |
Also Published As
Publication number | Publication date |
---|---|
JPS58182542U (ja) | 1983-12-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4754476A (en) | Premises page/intercom system utilizing telephone set component | |
JPH028447Y2 (en]) | ||
US4493950A (en) | Loudspeaker telephone | |
US5373554A (en) | Telephone having separate power circuit for supplying power to speech network | |
JP2789997B2 (ja) | 電話装置 | |
WO1991004628A1 (en) | Line powered electronic controller | |
JPH0537592Y2 (en]) | ||
JPS6054555A (ja) | ハンズフリ−電話機 | |
JPH046295Y2 (en]) | ||
KR860001397Y1 (ko) | 전화기용 보청장치 | |
JPS6277749A (ja) | ドアホン回路 | |
JPS6241488Y2 (en]) | ||
JPS6328554B2 (en]) | ||
JPS5854713B2 (ja) | ボタン電話装置におけるハンドフリ−応答方式 | |
JPH0549068A (ja) | ボタン電話機用ドアホン制御回路 | |
JPS59154855A (ja) | 遠隔操作拡声電話機 | |
KR100195434B1 (ko) | 키폰시스템 | |
JPH0342768Y2 (en]) | ||
KR890004366Y1 (ko) | 온-후크 다이얼링 및 보류용 송출 전화기 | |
JPH0316818B2 (en]) | ||
JPH051167Y2 (en]) | ||
JPS61251260A (ja) | 拡声電話装置 | |
JPH0437234A (ja) | コードレス・テレフォン装置 | |
JPH03145849A (ja) | 電話装置 | |
JPS622497B2 (en]) |