AU3202771A - Crystal filter - Google Patents

Crystal filter

Info

Publication number
AU3202771A
AU3202771A AU32027/71A AU3202771A AU3202771A AU 3202771 A AU3202771 A AU 3202771A AU 32027/71 A AU32027/71 A AU 32027/71A AU 3202771 A AU3202771 A AU 3202771A AU 3202771 A AU3202771 A AU 3202771A
Authority
AU
Australia
Prior art keywords
crystal filter
crystal
filter
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.)
Expired
Application number
AU32027/71A
Other versions
AU434108B2 (en
Inventor
Rechtman Braun Arthur
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of AU434108B2 publication Critical patent/AU434108B2/en
Publication of AU3202771A publication Critical patent/AU3202771A/en
Expired 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
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/56—Monolithic crystal filters
    • H03H9/566—Electric coupling means therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
AU32027/71A 1971-08-05 Crystal filter Expired AU434108B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6320470A 1970-08-12 1970-08-12

Publications (2)

Publication Number Publication Date
AU434108B2 AU434108B2 (en) 1973-02-08
AU3202771A true AU3202771A (en) 1973-02-08

Family

ID=

Also Published As

Publication number Publication date
NL162523B (en) 1979-12-17
NL162523C (en) 1980-05-16
DE2139218C3 (en) 1974-12-19
BE771051A (en) 1971-12-16
ES394607A1 (en) 1975-04-01
SE361800B (en) 1973-11-12
DE2139218B2 (en) 1974-05-09
DE2139218A1 (en) 1972-02-17
FR2104192A5 (en) 1972-04-14
JPS5116093B1 (en) 1976-05-21
CA925967A (en) 1973-05-08
US3656180A (en) 1972-04-11
NL7111061A (en) 1972-02-15
GB1363918A (en) 1974-08-21

Similar Documents

Publication Publication Date Title
CA946055A (en) Crystal filter assembly
CA956537A (en) Filtering elements
CA943835A (en) Filter
CA974178A (en) Filter frame construction
CA963401A (en) Filter
CA925967A (en) Crystal filter
CA945478A (en) Filter
CA940841A (en) Filter support construction
CA920760A (en) Solid filters
AU1918270A (en) Omniological filter
AU440841B2 (en) Filter
CA859300A (en) Crystal filter
CA859302A (en) Crystal filters
AU2790371A (en) Liquid filter units
CA935346A (en) Filters
AU416264B2 (en) Wave filters
CA846580A (en) Filter
CA842020A (en) Filter
AU456737B2 (en) Filter
CA849861A (en) Filter
CA855034A (en) Filter
CA934439A (en) Filter
CA845846A (en) Filter
CA841368A (en) Filter
CA832686A (en) Filter