JPS5732113A - Logarithmic amplifier - Google Patents

Logarithmic amplifier

Info

Publication number
JPS5732113A
JPS5732113A JP10756380A JP10756380A JPS5732113A JP S5732113 A JPS5732113 A JP S5732113A JP 10756380 A JP10756380 A JP 10756380A JP 10756380 A JP10756380 A JP 10756380A JP S5732113 A JPS5732113 A JP S5732113A
Authority
JP
Japan
Prior art keywords
signal
output
converter
error
supplied
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
JP10756380A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6151806B2 (OSRAM
Inventor
Hitoshi Ashida
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.)
Advantest Corp
Original Assignee
Advantest Corp
Takeda Riken Industries 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 Advantest Corp, Takeda Riken Industries Co Ltd filed Critical Advantest Corp
Priority to JP10756380A priority Critical patent/JPS5732113A/ja
Publication of JPS5732113A publication Critical patent/JPS5732113A/ja
Publication of JPS6151806B2 publication Critical patent/JPS6151806B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/002—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers
    • H03G7/005—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers using discontinuously variable devices, e.g. switch-operated

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP10756380A 1980-08-04 1980-08-04 Logarithmic amplifier Granted JPS5732113A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10756380A JPS5732113A (en) 1980-08-04 1980-08-04 Logarithmic amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10756380A JPS5732113A (en) 1980-08-04 1980-08-04 Logarithmic amplifier

Publications (2)

Publication Number Publication Date
JPS5732113A true JPS5732113A (en) 1982-02-20
JPS6151806B2 JPS6151806B2 (OSRAM) 1986-11-11

Family

ID=14462334

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10756380A Granted JPS5732113A (en) 1980-08-04 1980-08-04 Logarithmic amplifier

Country Status (1)

Country Link
JP (1) JPS5732113A (OSRAM)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58194415A (ja) * 1982-03-03 1983-11-12 ザ・パ−キン−エルマ−・コ−ポレイシヨン 可変利得増幅器
JPH02290313A (ja) * 1989-02-17 1990-11-30 Tokimec Inc 対数増幅回路
JPH0467811U (OSRAM) * 1990-10-24 1992-06-16

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE67387T1 (de) * 1988-05-16 1991-10-15 Siemens Ag Zahnaerztliches handstueck mit griffteil.

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
HEWLETT-PACKARD JOURNAL=1977 *
HEWLETT-PACKARD JOURNAL=1978 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58194415A (ja) * 1982-03-03 1983-11-12 ザ・パ−キン−エルマ−・コ−ポレイシヨン 可変利得増幅器
JPH02290313A (ja) * 1989-02-17 1990-11-30 Tokimec Inc 対数増幅回路
JPH0467811U (OSRAM) * 1990-10-24 1992-06-16

Also Published As

Publication number Publication date
JPS6151806B2 (OSRAM) 1986-11-11

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