JPS61105163A - 拡声電話機 - Google Patents

拡声電話機

Info

Publication number
JPS61105163A
JPS61105163A JP22720684A JP22720684A JPS61105163A JP S61105163 A JPS61105163 A JP S61105163A JP 22720684 A JP22720684 A JP 22720684A JP 22720684 A JP22720684 A JP 22720684A JP S61105163 A JPS61105163 A JP S61105163A
Authority
JP
Japan
Prior art keywords
circuit
holding
loudspeaker
hold
insertion loss
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
Application number
JP22720684A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0257388B2 (cs
Inventor
Fumiaki Komatsu
小松　文昭
Katsumi Tomiyama
富山　勝己
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP22720684A priority Critical patent/JPS61105163A/ja
Publication of JPS61105163A publication Critical patent/JPS61105163A/ja
Publication of JPH0257388B2 publication Critical patent/JPH0257388B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Devices For Supply Of Signal Current (AREA)
JP22720684A 1984-10-29 1984-10-29 拡声電話機 Granted JPS61105163A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22720684A JPS61105163A (ja) 1984-10-29 1984-10-29 拡声電話機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22720684A JPS61105163A (ja) 1984-10-29 1984-10-29 拡声電話機

Publications (2)

Publication Number Publication Date
JPS61105163A true JPS61105163A (ja) 1986-05-23
JPH0257388B2 JPH0257388B2 (cs) 1990-12-04

Family

ID=16857154

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22720684A Granted JPS61105163A (ja) 1984-10-29 1984-10-29 拡声電話機

Country Status (1)

Country Link
JP (1) JPS61105163A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100440695B1 (ko) * 1997-07-12 2004-09-18 삼성전자주식회사 다수의 보류음 송출방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100440695B1 (ko) * 1997-07-12 2004-09-18 삼성전자주식회사 다수의 보류음 송출방법

Also Published As

Publication number Publication date
JPH0257388B2 (cs) 1990-12-04

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