JPS52100954A - Non-contact type variable resistor - Google Patents

Non-contact type variable resistor

Info

Publication number
JPS52100954A
JPS52100954A JP1699676A JP1699676A JPS52100954A JP S52100954 A JPS52100954 A JP S52100954A JP 1699676 A JP1699676 A JP 1699676A JP 1699676 A JP1699676 A JP 1699676A JP S52100954 A JPS52100954 A JP S52100954A
Authority
JP
Japan
Prior art keywords
variable resistor
contact type
type variable
resistance element
magnetic resistance
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.)
Pending
Application number
JP1699676A
Other languages
Japanese (ja)
Inventor
Masuji Sato
Yoshio Shiozaki
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP1699676A priority Critical patent/JPS52100954A/en
Publication of JPS52100954A publication Critical patent/JPS52100954A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/24—Frequency-independent attenuators
    • H03H11/245—Frequency-independent attenuators using field-effect transistor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0076—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using galvanomagnetic elements

Landscapes

  • Adjustable Resistors (AREA)
  • Networks Using Active Elements (AREA)
  • Control Of Amplification And Gain Control (AREA)

Abstract

PURPOSE:To enlarge resistance variation width with reduced magnetic resistance element, by inserting magnetic resistance element between source and earth of longitudinal FET.
JP1699676A 1976-02-20 1976-02-20 Non-contact type variable resistor Pending JPS52100954A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1699676A JPS52100954A (en) 1976-02-20 1976-02-20 Non-contact type variable resistor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1699676A JPS52100954A (en) 1976-02-20 1976-02-20 Non-contact type variable resistor

Publications (1)

Publication Number Publication Date
JPS52100954A true JPS52100954A (en) 1977-08-24

Family

ID=11931617

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1699676A Pending JPS52100954A (en) 1976-02-20 1976-02-20 Non-contact type variable resistor

Country Status (1)

Country Link
JP (1) JPS52100954A (en)

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