GB342635A - Improvements in or relating to devices for translating mechanically recorded vibrations into electrical oscillations - Google Patents
Improvements in or relating to devices for translating mechanically recorded vibrations into electrical oscillationsInfo
- Publication number
- GB342635A GB342635A GB17638/30A GB1763830A GB342635A GB 342635 A GB342635 A GB 342635A GB 17638/30 A GB17638/30 A GB 17638/30A GB 1763830 A GB1763830 A GB 1763830A GB 342635 A GB342635 A GB 342635A
- Authority
- GB
- United Kingdom
- Prior art keywords
- electrode
- stylus
- plate
- translating
- relating
- 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
- 230000010355 oscillation Effects 0.000 title 1
- BERDEBHAJNAUOM-UHFFFAOYSA-N copper(I) oxide Inorganic materials [Cu]O[Cu] BERDEBHAJNAUOM-UHFFFAOYSA-N 0.000 abstract 2
- KRFJLUBVMFXRPN-UHFFFAOYSA-N cuprous oxide Chemical compound [O-2].[Cu+].[Cu+] KRFJLUBVMFXRPN-UHFFFAOYSA-N 0.000 abstract 2
- 229940112669 cuprous oxide Drugs 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 1
- 241001422033 Thestylus Species 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- 229910002804 graphite Inorganic materials 0.000 abstract 1
- 239000010439 graphite Substances 0.000 abstract 1
- 239000011810 insulating material Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 229910052709 silver Inorganic materials 0.000 abstract 1
- 239000004332 silver Substances 0.000 abstract 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
- H04R21/00—Variable-resistance transducers
- H04R21/04—Gramophone pick-ups using a stylus; Recorders using a stylus
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US370448A US1757547A (en) | 1929-06-12 | 1929-06-12 | Phonograph pick-up |
Publications (1)
Publication Number | Publication Date |
---|---|
GB342635A true GB342635A (en) | 1931-02-05 |
Family
ID=23459707
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB17638/30A Expired GB342635A (en) | 1929-06-12 | 1930-06-06 | Improvements in or relating to devices for translating mechanically recorded vibrations into electrical oscillations |
Country Status (5)
Country | Link |
---|---|
US (1) | US1757547A (enrdf_load_stackoverflow) |
DE (1) | DE554450C (enrdf_load_stackoverflow) |
FR (1) | FR696839A (enrdf_load_stackoverflow) |
GB (1) | GB342635A (enrdf_load_stackoverflow) |
NL (1) | NL29996C (enrdf_load_stackoverflow) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2511664A (en) * | 1944-11-28 | 1950-06-13 | Gen Electric | Phonograph pickup |
FR58189E (enrdf_load_stackoverflow) * | 1944-11-28 | 1953-09-29 | ||
US2472770A (en) * | 1945-11-20 | 1949-06-07 | Sylvania Electric Prod | Resistance apparatus for converting mechanical movement into electrical pulses |
US2482467A (en) * | 1946-05-10 | 1949-09-20 | Westinghouse Electric Corp | Phonograph pickup |
US2590439A (en) * | 1948-05-12 | 1952-03-25 | Star Electronics Inc | Push-pull resistance type phonograph pickup |
US2680786A (en) * | 1950-05-24 | 1954-06-08 | Irving Seidman | Electric phonograph |
US2700089A (en) * | 1950-11-28 | 1955-01-18 | Pfanstiehl Chemical Corp | Strain-sensitive transducer |
-
1929
- 1929-06-12 US US370448A patent/US1757547A/en not_active Expired - Lifetime
-
1930
- 1930-06-03 NL NL51959A patent/NL29996C/xx active
- 1930-06-06 GB GB17638/30A patent/GB342635A/en not_active Expired
- 1930-06-07 FR FR696839D patent/FR696839A/fr not_active Expired
- 1930-06-13 DE DE1930554450D patent/DE554450C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL29996C (enrdf_load_stackoverflow) | 1933-06-15 |
US1757547A (en) | 1930-05-06 |
FR696839A (fr) | 1931-01-07 |
DE554450C (de) | 1932-07-08 |
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