JPH0511456B2 - - Google Patents

Info

Publication number
JPH0511456B2
JPH0511456B2 JP60143524A JP14352485A JPH0511456B2 JP H0511456 B2 JPH0511456 B2 JP H0511456B2 JP 60143524 A JP60143524 A JP 60143524A JP 14352485 A JP14352485 A JP 14352485A JP H0511456 B2 JPH0511456 B2 JP H0511456B2
Authority
JP
Japan
Prior art keywords
volume
circuit
howling
telephone
speaker
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
Application number
JP60143524A
Other languages
English (en)
Japanese (ja)
Other versions
JPS623549A (ja
Inventor
Keiichi Maeda
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.)
Denso Ten Ltd
Original Assignee
Denso Ten Ltd
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 Denso Ten Ltd filed Critical Denso Ten Ltd
Priority to JP14352485A priority Critical patent/JPS623549A/ja
Publication of JPS623549A publication Critical patent/JPS623549A/ja
Publication of JPH0511456B2 publication Critical patent/JPH0511456B2/ja
Granted legal-status Critical Current

Links

JP14352485A 1985-06-29 1985-06-29 ハウリング防止回路 Granted JPS623549A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14352485A JPS623549A (ja) 1985-06-29 1985-06-29 ハウリング防止回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14352485A JPS623549A (ja) 1985-06-29 1985-06-29 ハウリング防止回路

Publications (2)

Publication Number Publication Date
JPS623549A JPS623549A (ja) 1987-01-09
JPH0511456B2 true JPH0511456B2 (cg-RX-API-DMAC7.html) 1993-02-15

Family

ID=15340740

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14352485A Granted JPS623549A (ja) 1985-06-29 1985-06-29 ハウリング防止回路

Country Status (1)

Country Link
JP (1) JPS623549A (cg-RX-API-DMAC7.html)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59229964A (ja) * 1983-06-11 1984-12-24 Nippon Telegr & Teleph Corp <Ntt> 音声スイツチ回路
JPS6066560A (ja) * 1983-09-22 1985-04-16 Matsushita Electric Ind Co Ltd 音響結合防止回路

Also Published As

Publication number Publication date
JPS623549A (ja) 1987-01-09

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