JPS6256707B2 - - Google Patents

Info

Publication number
JPS6256707B2
JPS6256707B2 JP4314182A JP4314182A JPS6256707B2 JP S6256707 B2 JPS6256707 B2 JP S6256707B2 JP 4314182 A JP4314182 A JP 4314182A JP 4314182 A JP4314182 A JP 4314182A JP S6256707 B2 JPS6256707 B2 JP S6256707B2
Authority
JP
Japan
Prior art keywords
circuit
terminal
resistor
dial
oscillation
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
Application number
JP4314182A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58161457A (ja
Inventor
Akinobu Tomimori
Masaru Nagashima
Atsushi Nagata
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.)
NEC Corp
Original Assignee
Nippon Electric Co 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP4314182A priority Critical patent/JPS58161457A/ja
Publication of JPS58161457A publication Critical patent/JPS58161457A/ja
Publication of JPS6256707B2 publication Critical patent/JPS6256707B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/30—Devices which can set up and transmit only one digit at a time
    • H04M1/50—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
JP4314182A 1982-03-18 1982-03-18 電話機回路 Granted JPS58161457A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4314182A JPS58161457A (ja) 1982-03-18 1982-03-18 電話機回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4314182A JPS58161457A (ja) 1982-03-18 1982-03-18 電話機回路

Publications (2)

Publication Number Publication Date
JPS58161457A JPS58161457A (ja) 1983-09-26
JPS6256707B2 true JPS6256707B2 (en:Method) 1987-11-26

Family

ID=12655554

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4314182A Granted JPS58161457A (ja) 1982-03-18 1982-03-18 電話機回路

Country Status (1)

Country Link
JP (1) JPS58161457A (en:Method)

Also Published As

Publication number Publication date
JPS58161457A (ja) 1983-09-26

Similar Documents

Publication Publication Date Title
US5428674A (en) Communication terminal device and dialing key
JPH0123037B2 (en:Method)
US3284584A (en) Adjustable switching apparatus comprising resilient means biasing movable plate structure
JPS58161456A (ja) 電話機回路
JPS58161455A (ja) 電話機回路
JPS58161457A (ja) 電話機回路
JPS58161451A (ja) 電話機回路
JPS58161450A (ja) 電話機回路
JPS58161453A (ja) 電話機回路
JPS58161452A (ja) 電話機回路
JPS58161454A (ja) 電話機回路
US2646473A (en) Manually operated selecting and controlling switch apparatus
JPS5910829Y2 (ja) Ａｍ−ｆｍ切換回路
JPH039647A (ja) ファクシミリ装置
KR860000113Y1 (ko) 전자식 간이 교환장치의 복합주파수 단축다이알 및 재다이알 장치
JPH0317469Y2 (en:Method)
JPH0810994Y2 (ja) 電話装置
JPS6230331Y2 (en:Method)
JPS6332283B2 (en:Method)
JPH0763198B2 (ja) 操作部材付マイクロホン
JP2570292Y2 (ja) マイクロフォン切換器
JPH01155798A (ja) キーテレホンシステム
JPS62278856A (ja) 電話機回路
JPS6142990B2 (en:Method)
JPS6221673U (en:Method)