JPS5261947A - Manufacture of cutoff filter - Google Patents

Manufacture of cutoff filter

Info

Publication number
JPS5261947A
JPS5261947A JP13897675A JP13897675A JPS5261947A JP S5261947 A JPS5261947 A JP S5261947A JP 13897675 A JP13897675 A JP 13897675A JP 13897675 A JP13897675 A JP 13897675A JP S5261947 A JPS5261947 A JP S5261947A
Authority
JP
Japan
Prior art keywords
silver
section
manufacture
cutoff filter
rectangular
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
JP13897675A
Other languages
Japanese (ja)
Inventor
Isao Kagatani
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
NEC Corp
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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP13897675A priority Critical patent/JPS5261947A/en
Publication of JPS5261947A publication Critical patent/JPS5261947A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P11/00—Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type
    • H01P11/007—Manufacturing frequency-selective devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

PURPOSE:The matrix rectangular section, silver plating and silver panel of staged section, silver round bar, electroforming process and mechanical process are applied together. As a result, a silver conduction surface of high electric conductivity is obtained at rectangular internal surface, flange end surface, filter section and chalk holding section.
JP13897675A 1975-11-18 1975-11-18 Manufacture of cutoff filter Pending JPS5261947A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13897675A JPS5261947A (en) 1975-11-18 1975-11-18 Manufacture of cutoff filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13897675A JPS5261947A (en) 1975-11-18 1975-11-18 Manufacture of cutoff filter

Publications (1)

Publication Number Publication Date
JPS5261947A true JPS5261947A (en) 1977-05-21

Family

ID=15234559

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13897675A Pending JPS5261947A (en) 1975-11-18 1975-11-18 Manufacture of cutoff filter

Country Status (1)

Country Link
JP (1) JPS5261947A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60160203A (en) * 1984-01-30 1985-08-21 Toshiba Corp Manufacture of band-pass filter
JPS63166303A (en) * 1986-12-27 1988-07-09 Nec Corp Manufacture of frp made waveguide

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60160203A (en) * 1984-01-30 1985-08-21 Toshiba Corp Manufacture of band-pass filter
JPS63166303A (en) * 1986-12-27 1988-07-09 Nec Corp Manufacture of frp made waveguide

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