JPS52109905A - Pick-up cartridge - Google Patents

Pick-up cartridge

Info

Publication number
JPS52109905A
JPS52109905A JP2560776A JP2560776A JPS52109905A JP S52109905 A JPS52109905 A JP S52109905A JP 2560776 A JP2560776 A JP 2560776A JP 2560776 A JP2560776 A JP 2560776A JP S52109905 A JPS52109905 A JP S52109905A
Authority
JP
Japan
Prior art keywords
cartridge
pick
disposing
magnetic flux
pole piece
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
JP2560776A
Other languages
Japanese (ja)
Inventor
Osamu Hattori
Norihiko Takami
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 JP2560776A priority Critical patent/JPS52109905A/en
Publication of JPS52109905A publication Critical patent/JPS52109905A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R11/12—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)

Abstract

PURPOSE:To reduce magnetic flux leakage and improve frequency characteristics in an electromagnetic type pick-up cartridge by disposing a copper plate between a pole piece base and a shield case.
JP2560776A 1976-03-11 1976-03-11 Pick-up cartridge Pending JPS52109905A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2560776A JPS52109905A (en) 1976-03-11 1976-03-11 Pick-up cartridge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2560776A JPS52109905A (en) 1976-03-11 1976-03-11 Pick-up cartridge

Publications (1)

Publication Number Publication Date
JPS52109905A true JPS52109905A (en) 1977-09-14

Family

ID=12170572

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2560776A Pending JPS52109905A (en) 1976-03-11 1976-03-11 Pick-up cartridge

Country Status (1)

Country Link
JP (1) JPS52109905A (en)

Similar Documents

Publication Publication Date Title
DE2962644D1 (en) Magnet coil arrangement for producing a homogeneous magnetic field
SE7708961L (en) REACTOR
CH632376GA3 (en)
JPS52109905A (en) Pick-up cartridge
JPS5397409A (en) Magnetic head core and its production
JPS5241520A (en) Electroacoustic converter
JPS51117615A (en) Portable small-sized speaker
JPS53135618A (en) Magnetic circuit of speakers
JPS5411411A (en) Magnetic circuit
JPS5377491A (en) Small-size electromagnetic type electroacoustic transducer
JPS5797483A (en) Portable timepiece with resistance to alternating-current and direct-current magnetism
JPS5343646A (en) Magnetic core for high frequency induction welding
JPS567597A (en) Pickup cartridge of moving coil type
SU782577A1 (en) MAGNETIC SYSTEM FOR ULTRA-HIGH-FREQUENCY FERRITE FILTERS
JPS5213311A (en) Speaker magnetic circuit
JPS5574208A (en) Circulator and isolator
JPS5430780B2 (en)
JPS5315058A (en) Magnetron
CH613820A5 (en) Magnetic amplifier with an iron core and a coil circuit
JPS5574215A (en) Microwave ferrite element
JPS5574205A (en) Circulator and isolator
JPS5685918A (en) Lumped constant type circulator and isolator
JPS5241519A (en) Electroacoustic converter
ES237879U (en) Electroiman with movable armor. (Machine-translation by Google Translate, not legally binding)
JPS5574214A (en) Microwave ferrite element