AT318021B - Fernsprechkapsel mit eingebautem Verstärker und einem elektroakustischen Wandler - Google Patents
Fernsprechkapsel mit eingebautem Verstärker und einem elektroakustischen WandlerInfo
- Publication number
- AT318021B AT318021B AT82473A AT82473A AT318021B AT 318021 B AT318021 B AT 318021B AT 82473 A AT82473 A AT 82473A AT 82473 A AT82473 A AT 82473A AT 318021 B AT318021 B AT 318021B
- Authority
- AT
- Austria
- Prior art keywords
- electro
- amplifier
- built
- acoustic converter
- telephone capsule
- Prior art date
Links
- 239000002775 capsule Substances 0.000 title 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
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/02—Microphones
-
- 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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/04—Structural association of microphone with electric circuitry therefor
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722209607 DE2209607B1 (de) | 1972-02-29 | 1972-02-29 | Elektroakustischer wandler |
Publications (1)
Publication Number | Publication Date |
---|---|
AT318021B true AT318021B (de) | 1974-09-25 |
Family
ID=5837462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT82473A AT318021B (de) | 1972-02-29 | 1973-01-31 | Fernsprechkapsel mit eingebautem Verstärker und einem elektroakustischen Wandler |
Country Status (13)
Country | Link |
---|---|
AR (1) | AR193485A1 (de) |
AT (1) | AT318021B (de) |
BE (1) | BE796100A (de) |
BR (1) | BR7301463D0 (de) |
CH (1) | CH552926A (de) |
DE (1) | DE2209607B1 (de) |
FR (1) | FR2174044B1 (de) |
GB (1) | GB1397662A (de) |
IT (1) | IT979509B (de) |
LU (1) | LU67103A1 (de) |
NL (1) | NL7302654A (de) |
SE (1) | SE387510B (de) |
ZA (1) | ZA73976B (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5595998A (en) * | 1979-01-15 | 1980-07-21 | Molex Inc | Connector assembly for converter |
EP0158230B1 (de) * | 1984-04-11 | 1987-07-29 | Siemens Aktiengesellschaft | Piezoelektrisch-akustischer Wandler für elektroakustische Kapseln mit Konstruktionsausführung für die Montage |
DE3425176A1 (de) * | 1984-07-09 | 1986-02-20 | Fernsprech Und Signalbau Kg Sc | Piezoelektrische fernsprechkapsel |
DE3425175A1 (de) * | 1984-07-09 | 1986-03-27 | Fernsprech- und Signalbau KG Schüler & Vershoven, 4300 Essen | Piezoelektrischer, akustischer wandler |
FI103747B (fi) | 1998-01-29 | 1999-08-31 | Emf Acoustics Oy Ltd | Värähtelymuunninyksikkö |
-
1972
- 1972-02-29 DE DE19722209607 patent/DE2209607B1/de not_active Withdrawn
-
1973
- 1973-01-31 AT AT82473A patent/AT318021B/de active
- 1973-02-05 GB GB550773A patent/GB1397662A/en not_active Expired
- 1973-02-12 ZA ZA730976A patent/ZA73976B/xx unknown
- 1973-02-12 AR AR246544A patent/AR193485A1/es active
- 1973-02-16 CH CH231273A patent/CH552926A/de not_active IP Right Cessation
- 1973-02-22 FR FR7306263A patent/FR2174044B1/fr not_active Expired
- 1973-02-26 NL NL7302654A patent/NL7302654A/xx not_active Application Discontinuation
- 1973-02-27 IT IT20899/73A patent/IT979509B/it active
- 1973-02-27 LU LU67103A patent/LU67103A1/xx unknown
- 1973-02-27 BR BR731463A patent/BR7301463D0/pt unknown
- 1973-02-28 SE SE7302853A patent/SE387510B/xx unknown
- 1973-02-28 BE BE128220A patent/BE796100A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
AR193485A1 (es) | 1973-04-23 |
ZA73976B (en) | 1973-11-28 |
SE387510B (sv) | 1976-09-06 |
DE2209607B1 (de) | 1974-01-31 |
BE796100A (fr) | 1973-08-28 |
CH552926A (de) | 1974-08-15 |
FR2174044B1 (de) | 1979-06-29 |
AU5210973A (en) | 1974-08-15 |
LU67103A1 (de) | 1973-05-03 |
DE2209607A1 (de) | 1974-01-31 |
FR2174044A1 (de) | 1973-10-12 |
GB1397662A (en) | 1975-06-18 |
NL7302654A (de) | 1973-08-31 |
BR7301463D0 (pt) | 1974-05-16 |
IT979509B (it) | 1974-09-30 |
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