DE1179256B - Four-pole drive system for electro-acoustic converters - Google Patents

Four-pole drive system for electro-acoustic converters

Info

Publication number
DE1179256B
DE1179256B DEF39485A DEF0039485A DE1179256B DE 1179256 B DE1179256 B DE 1179256B DE F39485 A DEF39485 A DE F39485A DE F0039485 A DEF0039485 A DE F0039485A DE 1179256 B DE1179256 B DE 1179256B
Authority
DE
Germany
Prior art keywords
electro
pole drive
acoustic converters
converters
acoustic
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
DEF39485A
Other languages
German (de)
Inventor
Dipl-Ing Wilhelm Schroeder
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.)
LEHNER FERNSPRECH SIGNAL
Original Assignee
LEHNER FERNSPRECH SIGNAL
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 LEHNER FERNSPRECH SIGNAL filed Critical LEHNER FERNSPRECH SIGNAL
Priority to DEF39485A priority Critical patent/DE1179256B/en
Publication of DE1179256B publication Critical patent/DE1179256B/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00Transducers of moving-armature or moving-core type
DEF39485A 1963-04-13 1963-04-13 Four-pole drive system for electro-acoustic converters Pending DE1179256B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEF39485A DE1179256B (en) 1963-04-13 1963-04-13 Four-pole drive system for electro-acoustic converters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF39485A DE1179256B (en) 1963-04-13 1963-04-13 Four-pole drive system for electro-acoustic converters

Publications (1)

Publication Number Publication Date
DE1179256B true DE1179256B (en) 1964-10-08

Family

ID=7097793

Family Applications (1)

Application Number Title Priority Date Filing Date
DEF39485A Pending DE1179256B (en) 1963-04-13 1963-04-13 Four-pole drive system for electro-acoustic converters

Country Status (1)

Country Link
DE (1) DE1179256B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB324608A (en) * 1929-06-21 1930-01-30 Charles Albert Gardner Improvements relating to loud speakers
DE631221C (en) * 1936-06-23 Ideal Werke Akt Ges Fuer Draht Electromagnetic drive system with an armature swinging past pole pieces of different polarity
US2163161A (en) * 1937-05-20 1939-06-20 Control Instr Co Inc Magnetic unit
US2400281A (en) * 1940-10-31 1946-05-14 Rca Corp Electromechanical signal translating apparatus
GB660997A (en) * 1947-06-06 1951-11-14 Western Electric Co Improvements in or relating to electro-magnetic translating devices
DE844462C (en) * 1947-02-20 1952-07-24 Siemens Ag Albis Electroacoustic converter

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE631221C (en) * 1936-06-23 Ideal Werke Akt Ges Fuer Draht Electromagnetic drive system with an armature swinging past pole pieces of different polarity
GB324608A (en) * 1929-06-21 1930-01-30 Charles Albert Gardner Improvements relating to loud speakers
US2163161A (en) * 1937-05-20 1939-06-20 Control Instr Co Inc Magnetic unit
US2400281A (en) * 1940-10-31 1946-05-14 Rca Corp Electromechanical signal translating apparatus
DE844462C (en) * 1947-02-20 1952-07-24 Siemens Ag Albis Electroacoustic converter
GB660997A (en) * 1947-06-06 1951-11-14 Western Electric Co Improvements in or relating to electro-magnetic translating devices

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