JPS5320841A - Input circuit for intermediate frequency amplifier using elastic surface wave filter - Google Patents

Input circuit for intermediate frequency amplifier using elastic surface wave filter

Info

Publication number
JPS5320841A
JPS5320841A JP9490776A JP9490776A JPS5320841A JP S5320841 A JPS5320841 A JP S5320841A JP 9490776 A JP9490776 A JP 9490776A JP 9490776 A JP9490776 A JP 9490776A JP S5320841 A JPS5320841 A JP S5320841A
Authority
JP
Japan
Prior art keywords
intermediate frequency
wave filter
surface wave
frequency amplifier
input circuit
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
JP9490776A
Other languages
Japanese (ja)
Inventor
Mamoru Sugita
Takeshi Murakami
Masaru Noda
Toshio Murakami
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP9490776A priority Critical patent/JPS5320841A/en
Publication of JPS5320841A publication Critical patent/JPS5320841A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/0004—Impedance-matching networks
    • H03H9/0009—Impedance-matching networks using surface acoustic wave devices

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Amplifiers (AREA)

Abstract

PURPOSE:To obtain an input circuit for an intermediate frequency amplifier which features an input impedance identical to pure resistance by forming a compensating inductance element through print wiring onto a circuit substrate to be attached with an elastic surface wave filter.
JP9490776A 1976-08-11 1976-08-11 Input circuit for intermediate frequency amplifier using elastic surface wave filter Pending JPS5320841A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9490776A JPS5320841A (en) 1976-08-11 1976-08-11 Input circuit for intermediate frequency amplifier using elastic surface wave filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9490776A JPS5320841A (en) 1976-08-11 1976-08-11 Input circuit for intermediate frequency amplifier using elastic surface wave filter

Publications (1)

Publication Number Publication Date
JPS5320841A true JPS5320841A (en) 1978-02-25

Family

ID=14123076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9490776A Pending JPS5320841A (en) 1976-08-11 1976-08-11 Input circuit for intermediate frequency amplifier using elastic surface wave filter

Country Status (1)

Country Link
JP (1) JPS5320841A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0532289A (en) * 1991-01-19 1993-02-09 Basf Magnetics Gmbh Parallelepiped container for tape cassette

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0532289A (en) * 1991-01-19 1993-02-09 Basf Magnetics Gmbh Parallelepiped container for tape cassette

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