[go: up one dir, main page]

AU116847B2 - Improvements in radio filter circuits employing piezoelectric crystals - Google Patents

Improvements in radio filter circuits employing piezoelectric crystals

Info

Publication number
AU116847B2
AU116847B2 AU3208/41A AU320841A AU116847B2 AU 116847 B2 AU116847 B2 AU 116847B2 AU 3208/41 A AU3208/41 A AU 3208/41A AU 320841 A AU320841 A AU 320841A AU 116847 B2 AU116847 B2 AU 116847B2
Authority
AU
Australia
Prior art keywords
filter circuits
piezoelectric crystals
circuits employing
employing piezoelectric
radio 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
AU3208/41A
Other versions
AU320841A (en
Inventor
Tisso Starr 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.)
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Publication date
Application granted granted Critical
Publication of AU320841A publication Critical patent/AU320841A/en
Publication of AU116847B2 publication Critical patent/AU116847B2/en
Expired legal-status Critical Current

Links

AU3208/41A Improvements in radio filter circuits employing piezoelectric crystals Expired AU116847B2 (en)

Publications (2)

Publication Number Publication Date
AU320841A AU320841A (en) 1941-10-13
AU116847B2 true AU116847B2 (en) 1941-10-13

Family

ID=

Similar Documents

Publication Publication Date Title
AU116847B2 (en) Improvements in radio filter circuits employing piezoelectric crystals
AU320841A (en) Improvements in radio filter circuits employing piezoelectric crystals
AU115169B2 (en) Improvements in piezoelectric resonator circuits
AU114099B2 (en) Improvements in piezoelectric crystal filters
AU386040A (en) Improvements in piezoelectric crystal filters
AU115996B2 (en) Filtering circuits
AU114710B2 (en) Improvements in filters
CA401525A (en) Piezo-electric quartz element
CA401522A (en) Piezo-electric quartz element
CA401526A (en) Piezo-electric quartz element
AU108484B2 (en) Improvements in piezoelectric crystals
AU115983B2 (en) Improvements in backwashing filters
CA396656A (en) Filter element
AU323541A (en) Filtering circuits
AU64841A (en) Improvements in filters
AU104047B2 (en) Piezoelectric crystal devices
CA395174A (en) Oscillatory circuit tuning means
CA392307A (en) Piezo-electric crystal coupling circuit arrangement
CA395193A (en) Filter
CA399942A (en) Filter
CA401663A (en) Filter
AU375941A (en) Improvements in backwashing filters
AU114280B2 (en) Improvements in radio tuning systems
CA392385A (en) Piezoelectric crystal impedance element
CA374371A (en) Piezo-electric crystal arrangement