JPS58124313A - 録音増幅回路 - Google Patents

録音増幅回路

Info

Publication number
JPS58124313A
JPS58124313A JP57007111A JP711182A JPS58124313A JP S58124313 A JPS58124313 A JP S58124313A JP 57007111 A JP57007111 A JP 57007111A JP 711182 A JP711182 A JP 711182A JP S58124313 A JPS58124313 A JP S58124313A
Authority
JP
Japan
Prior art keywords
transistor
circuit
output
current
resistor
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
JP57007111A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0161249B2 (enrdf_load_html_response
Inventor
Shigeru Nakajima
茂 中島
Makoto Fukuyama
誠 福山
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
Panasonic Holdings Corp
Original Assignee
Mitsubishi Electric Corp
Matsushita Electric Industrial 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 Mitsubishi Electric Corp, Matsushita Electric Industrial Co Ltd filed Critical Mitsubishi Electric Corp
Priority to JP57007111A priority Critical patent/JPS58124313A/ja
Publication of JPS58124313A publication Critical patent/JPS58124313A/ja
Publication of JPH0161249B2 publication Critical patent/JPH0161249B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP57007111A 1982-01-19 1982-01-19 録音増幅回路 Granted JPS58124313A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57007111A JPS58124313A (ja) 1982-01-19 1982-01-19 録音増幅回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57007111A JPS58124313A (ja) 1982-01-19 1982-01-19 録音増幅回路

Publications (2)

Publication Number Publication Date
JPS58124313A true JPS58124313A (ja) 1983-07-23
JPH0161249B2 JPH0161249B2 (enrdf_load_html_response) 1989-12-27

Family

ID=11656971

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57007111A Granted JPS58124313A (ja) 1982-01-19 1982-01-19 録音増幅回路

Country Status (1)

Country Link
JP (1) JPS58124313A (enrdf_load_html_response)

Also Published As

Publication number Publication date
JPH0161249B2 (enrdf_load_html_response) 1989-12-27

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