JPS51132054A - Trap device - Google Patents

Trap device

Info

Publication number
JPS51132054A
JPS51132054A JP50056586A JP5658675A JPS51132054A JP S51132054 A JPS51132054 A JP S51132054A JP 50056586 A JP50056586 A JP 50056586A JP 5658675 A JP5658675 A JP 5658675A JP S51132054 A JPS51132054 A JP S51132054A
Authority
JP
Japan
Prior art keywords
trap device
raise
feedback
dimension
frequency
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
JP50056586A
Other languages
Japanese (ja)
Inventor
Teruo Kitani
Noriyuki Sagishima
Reiichi Sasaki
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP50056586A priority Critical patent/JPS51132054A/en
Publication of JPS51132054A publication Critical patent/JPS51132054A/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
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/1208—Frequency selective two-port networks using amplifiers with feedback comprising an electromechanical resonator

Abstract

PURPOSE:To raise the specific characteristics of frequency by using a ceramic resonator as an element for feedback of a n-dimension RC low-pass type active filter.
JP50056586A 1975-05-12 1975-05-12 Trap device Pending JPS51132054A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50056586A JPS51132054A (en) 1975-05-12 1975-05-12 Trap device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50056586A JPS51132054A (en) 1975-05-12 1975-05-12 Trap device

Publications (1)

Publication Number Publication Date
JPS51132054A true JPS51132054A (en) 1976-11-16

Family

ID=13031271

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50056586A Pending JPS51132054A (en) 1975-05-12 1975-05-12 Trap device

Country Status (1)

Country Link
JP (1) JPS51132054A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5791084A (en) * 1980-11-27 1982-06-07 Mitsubishi Electric Corp Audio detection circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5791084A (en) * 1980-11-27 1982-06-07 Mitsubishi Electric Corp Audio detection circuit
JPS6228911B2 (en) * 1980-11-27 1987-06-23 Mitsubishi Electric Corp

Similar Documents

Publication Publication Date Title
JPS51132054A (en) Trap device
JPS5310946A (en) Elastic surface wave filter
JPS52149084A (en) Crystal vibrator
JPS51142943A (en) Elastic surface-wave filter
JPS5362963A (en) Current control filter
JPS529344A (en) Mechanical filter
JPS5315706A (en) Communicaiton control unit
JPS5377157A (en) Lattice type piezo electric filter
SU556556A1 (en) Delta modulator
JPS5238865A (en) Crystal oscillator
JPS5294055A (en) Oscillator circuit for rectangular wave
JPS52144249A (en) Filter unit
JPS5263046A (en) Ladder type piezo-electric filter
IT1083875B (en) ACTIVE FILTER COUPLED TO THE TRANSMITTER
JPS53119651A (en) Amplifier
JPS5390745A (en) Oscillator circuit
JPS51141568A (en) Gate oscillation circuit
JPS53114644A (en) Elastic surface wave filter
JPS5332690A (en) Tuning fork type piezoelectric vibrator
JPS5259545A (en) Comb-shaped filter
JPS5229146A (en) Semiconductor direct oscillator
JPS5440545A (en) Amplifier
JPS52132654A (en) Frequency adjustment of piezo-electric porcelain vibrator
JPS52128095A (en) Partial electrode type piezoelectric ceramic oscillator
JPS52119155A (en) Solid-state oscillator