IT1021359B - Trasduttore elettrostatico perfe zionato - Google Patents
Trasduttore elettrostatico perfe zionatoInfo
- Publication number
- IT1021359B IT1021359B IT2726774A IT2726774A IT1021359B IT 1021359 B IT1021359 B IT 1021359B IT 2726774 A IT2726774 A IT 2726774A IT 2726774 A IT2726774 A IT 2726774A IT 1021359 B IT1021359 B IT 1021359B
- Authority
- IT
- Italy
- Prior art keywords
- electrostatic transducer
- perfect
- perfect electrostatic
- transducer
- electrostatic
- Prior art date
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
- H04R19/00—Electrostatic transducers
- H04R19/02—Loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4340373 | 1973-09-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1021359B true IT1021359B (it) | 1978-01-30 |
Family
ID=10428614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2726774A IT1021359B (it) | 1973-09-15 | 1974-09-13 | Trasduttore elettrostatico perfe zionato |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5089017A (fr) |
BE (1) | BE819975A (fr) |
DE (1) | DE2444023A1 (fr) |
DK (1) | DK484774A (fr) |
FR (1) | FR2246150A1 (fr) |
IT (1) | IT1021359B (fr) |
NL (1) | NL7412195A (fr) |
SE (1) | SE7411457L (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4429189A (en) * | 1981-11-20 | 1984-01-31 | Bell Telephone Laboratories, Incorporated | Electret transducer with a selectively metalized backplate |
US4429191A (en) * | 1981-11-20 | 1984-01-31 | Bell Telephone Laboratories, Incorporated | Electret transducer with variably charged electret foil |
US4429190A (en) * | 1981-11-20 | 1984-01-31 | Bell Telephone Laboratories, Incorporated | Continuous strip electret transducer array |
DE3232772C1 (de) * | 1982-09-03 | 1983-12-22 | Rolf Dr.-Ing. 6056 Heusenstamm Zahn | Elektrostatischer Wandler nach dem Elektretprinzip |
FI116873B (fi) | 1996-02-26 | 2006-03-15 | Panphonics Oy | Akustinen elementti ja menetelmä äänen käsittelemiseksi |
US6271620B1 (en) * | 1999-05-20 | 2001-08-07 | Sen Corporation | Acoustic transducer and method of making the same |
JP5973293B2 (ja) * | 2012-09-03 | 2016-08-23 | 株式会社Nbcメッシュテック | 静電型スピーカ |
-
1974
- 1974-09-11 SE SE7411457A patent/SE7411457L/ not_active Application Discontinuation
- 1974-09-13 FR FR7431002A patent/FR2246150A1/fr active Granted
- 1974-09-13 NL NL7412195A patent/NL7412195A/xx unknown
- 1974-09-13 IT IT2726774A patent/IT1021359B/it active
- 1974-09-14 DE DE19742444023 patent/DE2444023A1/de active Pending
- 1974-09-14 JP JP10662374A patent/JPS5089017A/ja active Pending
- 1974-09-16 BE BE148583A patent/BE819975A/fr unknown
- 1974-09-16 DK DK484774A patent/DK484774A/da not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPS5089017A (fr) | 1975-07-17 |
NL7412195A (nl) | 1975-03-18 |
SE7411457L (fr) | 1975-03-17 |
DK484774A (fr) | 1975-05-12 |
DE2444023A1 (de) | 1975-03-20 |
FR2246150B3 (fr) | 1977-07-01 |
FR2246150A1 (en) | 1975-04-25 |
BE819975A (fr) | 1975-01-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR7405068A (pt) | Transdutor acustico | |
BR7408250D0 (pt) | Conjunto transdutor de leitura magnetorresistivo aperfeicoado | |
IT1020145B (it) | Trasduttore perfezionato | |
IT1003394B (it) | Trasduttore magnetico perfezionato | |
IT1007929B (it) | Trasduttore di pressione | |
IT992831B (it) | Trasduttore elettrostatico | |
DK150058C (da) | Hoejttalersystem | |
AT332919B (de) | Lautsprecher | |
SE385194B (sv) | Elektrostatiskt filter | |
SE395777B (sv) | Elektrostatisk kopieringsmaskin | |
BE811060A (nl) | Kopieertoestel | |
IT998223B (it) | Depolverizzatore elettrostatico | |
IT1003592B (it) | Microtelefono | |
FR2289089A1 (fr) | Transducteur electrostatique | |
IT1015633B (it) | Altoparlante | |
BE820781A (fr) | Deksels voor houders | |
DK146119C (da) | Vibrationssigte | |
IT1021359B (it) | Trasduttore elettrostatico perfe zionato | |
NO139145C (no) | Elektrofotografisk kopieringsanordning | |
BE812477A (fr) | Inspektieput voor rioleringssystemen | |
ATA870074A (de) | Tonprojektor | |
IT1022272B (it) | Trasduttore elettrofluidico | |
BE809386A (fr) | Kunststofzak met harmonicavouwen | |
BE810880A (fr) | Compacte hoogspanningsvoeding voor coronaontlading | |
BE806997A (nl) | Elektrostatisch kopieerapparat |