NL31923C - - Google Patents
Info
- Publication number
- NL31923C NL31923C NL43693A NL43693A NL31923C NL 31923 C NL31923 C NL 31923C NL 43693 A NL43693 A NL 43693A NL 43693 A NL43693 A NL 43693A NL 31923 C NL31923 C NL 31923C
- Authority
- NL
- Netherlands
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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/16—Mounting or connecting stylus to transducer with or without damping means
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
- H04R3/08—Circuits for transducers, loudspeakers or microphones for correcting frequency response of electromagnetic transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electromagnetism (AREA)
- Electrophonic Musical Instruments (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL43693A NL31923C (pt) | 1928-11-15 | 1928-11-15 | |
GB3704228A GB325329A (en) | 1928-11-15 | 1928-12-14 | Improvements in or relating to electric pick-up devices for gramophones and the like |
BE364616D BE364616A (pt) | 1928-11-15 | 1929-10-18 | |
FR683519D FR683519A (fr) | 1928-11-15 | 1929-10-18 | Pick-up pour gramophones ou appareils analogues |
DE1929590912D DE590912C (de) | 1928-11-15 | 1929-11-02 | Elektrischer Tonabnehmer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL43693A NL31923C (pt) | 1928-11-15 | 1928-11-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL31923C true NL31923C (pt) | 1934-02-15 |
Family
ID=40757004
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL43693A NL31923C (pt) | 1928-11-15 | 1928-11-15 |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE364616A (pt) |
DE (1) | DE590912C (pt) |
FR (1) | FR683519A (pt) |
GB (1) | GB325329A (pt) |
NL (1) | NL31923C (pt) |
-
1928
- 1928-11-15 NL NL43693A patent/NL31923C/xx active
- 1928-12-14 GB GB3704228A patent/GB325329A/en not_active Expired
-
1929
- 1929-10-18 FR FR683519D patent/FR683519A/fr not_active Expired
- 1929-10-18 BE BE364616D patent/BE364616A/xx unknown
- 1929-11-02 DE DE1929590912D patent/DE590912C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR683519A (fr) | 1930-06-13 |
DE590912C (de) | 1934-01-13 |
GB325329A (en) | 1930-02-20 |
BE364616A (pt) | 1929-11-30 |