DE599965C - Elektrischer Tonabnehmer fuer Schallplatten mit Tiefschrift - Google Patents
Elektrischer Tonabnehmer fuer Schallplatten mit TiefschriftInfo
- Publication number
- DE599965C DE599965C DE1930599965D DE599965DD DE599965C DE 599965 C DE599965 C DE 599965C DE 1930599965 D DE1930599965 D DE 1930599965D DE 599965D D DE599965D D DE 599965DD DE 599965 C DE599965 C DE 599965C
- Authority
- DE
- Germany
- Prior art keywords
- frequency
- stylus
- records
- equation
- record
- 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
Links
- 241001422033 Thestylus Species 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 description 7
- 238000013016 damping Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 229920001875 Ebonite Polymers 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 230000001447 compensatory effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- QTCANKDTWWSCMR-UHFFFAOYSA-N costic aldehyde Natural products C1CCC(=C)C2CC(C(=C)C=O)CCC21C QTCANKDTWWSCMR-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- ISTFUJWTQAMRGA-UHFFFAOYSA-N iso-beta-costal Natural products C1C(C(=C)C=O)CCC2(C)CCCC(C)=C21 ISTFUJWTQAMRGA-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/12—Gramophone pick-ups using a stylus; Recorders using a stylus
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Moving Of Heads (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US402128A US1981793A (en) | 1929-10-24 | 1929-10-24 | Sound reproducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE599965C true DE599965C (de) | 1934-07-12 |
Family
ID=23590646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1930599965D Expired DE599965C (de) | 1929-10-24 | 1930-10-21 | Elektrischer Tonabnehmer fuer Schallplatten mit Tiefschrift |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US1981793A (enrdf_load_stackoverflow) |
| BE (1) | BE374410A (enrdf_load_stackoverflow) |
| DE (1) | DE599965C (enrdf_load_stackoverflow) |
| FR (1) | FR704651A (enrdf_load_stackoverflow) |
| GB (1) | GB363449A (enrdf_load_stackoverflow) |
| NL (1) | NL33960C (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2640888A (en) * | 1949-11-07 | 1953-06-02 | Edward E Combs | Phonograph pickup |
-
0
- NL NL33960D patent/NL33960C/xx active
- BE BE374410D patent/BE374410A/xx unknown
-
1929
- 1929-10-24 US US402128A patent/US1981793A/en not_active Expired - Lifetime
-
1930
- 1930-10-16 GB GB30996/30A patent/GB363449A/en not_active Expired
- 1930-10-20 FR FR704651D patent/FR704651A/fr not_active Expired
- 1930-10-21 DE DE1930599965D patent/DE599965C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL33960C (enrdf_load_stackoverflow) | |
| FR704651A (fr) | 1931-05-23 |
| GB363449A (en) | 1931-12-24 |
| BE374410A (enrdf_load_stackoverflow) | |
| US1981793A (en) | 1934-11-20 |
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