ZA764967B - Improvements in or relating to coil and microphone mountings - Google Patents
Improvements in or relating to coil and microphone mountingsInfo
- Publication number
- ZA764967B ZA764967B ZA764967A ZA764967A ZA764967B ZA 764967 B ZA764967 B ZA 764967B ZA 764967 A ZA764967 A ZA 764967A ZA 764967 A ZA764967 A ZA 764967A ZA 764967 B ZA764967 B ZA 764967B
- Authority
- ZA
- South Africa
- Prior art keywords
- relating
- coil
- mountings
- microphone
- microphone mountings
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H13/00—Measuring resonant frequency
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/013—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for obtaining desired frequency or temperature coefficient
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2543128A DE2543128C3 (de) | 1975-09-26 | 1975-09-26 | Spulen- und Mikrophonhalterung für eine Frequenzabgleichvorrichtung für mechanische Resonatoren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA764967B true ZA764967B (en) | 1977-07-27 |
Family
ID=5957597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA764967A ZA764967B (en) | 1975-09-26 | 1976-08-18 | Improvements in or relating to coil and microphone mountings |
Country Status (22)
| Country | Link |
|---|---|
| JP (1) | JPS5832802B2 (xx) |
| AT (1) | AT356710B (xx) |
| BE (1) | BE846587A (xx) |
| BR (1) | BR7606369A (xx) |
| CA (1) | CA1080343A (xx) |
| CH (1) | CH609505A5 (xx) |
| CS (1) | CS208191B2 (xx) |
| DE (1) | DE2543128C3 (xx) |
| DK (1) | DK143009C (xx) |
| ES (1) | ES451815A1 (xx) |
| FR (1) | FR2326076A1 (xx) |
| GB (1) | GB1534605A (xx) |
| GR (1) | GR60578B (xx) |
| HU (1) | HU172595B (xx) |
| IE (1) | IE43049B1 (xx) |
| IL (1) | IL50277A (xx) |
| IT (1) | IT1068347B (xx) |
| LU (1) | LU75494A1 (xx) |
| NL (1) | NL168095C (xx) |
| PT (1) | PT65647B (xx) |
| YU (1) | YU225676A (xx) |
| ZA (1) | ZA764967B (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1587123A (en) * | 1976-11-12 | 1981-04-01 | Emi Ltd | Measuring arrangements for electrical signals |
-
1975
- 1975-09-26 DE DE2543128A patent/DE2543128C3/de not_active Expired
-
1976
- 1976-07-29 LU LU75494A patent/LU75494A1/xx unknown
- 1976-07-30 CH CH974176A patent/CH609505A5/xx not_active IP Right Cessation
- 1976-08-06 GB GB32914/76A patent/GB1534605A/en not_active Expired
- 1976-08-12 AT AT599876A patent/AT356710B/de not_active IP Right Cessation
- 1976-08-16 CA CA259,134A patent/CA1080343A/en not_active Expired
- 1976-08-16 IE IE1806/76A patent/IE43049B1/en unknown
- 1976-08-16 IL IL50277A patent/IL50277A/xx unknown
- 1976-08-18 ZA ZA764967A patent/ZA764967B/xx unknown
- 1976-09-02 FR FR7626495A patent/FR2326076A1/fr active Granted
- 1976-09-15 YU YU02256/76A patent/YU225676A/xx unknown
- 1976-09-20 CS CS766080A patent/CS208191B2/cs unknown
- 1976-09-21 IT IT27439/76A patent/IT1068347B/it active
- 1976-09-24 JP JP51114571A patent/JPS5832802B2/ja not_active Expired
- 1976-09-24 HU HU76SI00001542A patent/HU172595B/hu unknown
- 1976-09-24 BR BR7606369A patent/BR7606369A/pt unknown
- 1976-09-24 DK DK432576A patent/DK143009C/da active
- 1976-09-24 ES ES451815A patent/ES451815A1/es not_active Expired
- 1976-09-24 BE BE170940A patent/BE846587A/xx unknown
- 1976-09-24 PT PT65647A patent/PT65647B/pt unknown
- 1976-09-24 NL NL7610623A patent/NL168095C/xx not_active IP Right Cessation
- 1976-09-25 GR GR51780A patent/GR60578B/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU1710476A (en) | 1977-11-17 |
| IE43049B1 (en) | 1980-12-03 |
| LU75494A1 (xx) | 1977-03-03 |
| IE43049L (en) | 1977-03-26 |
| DK143009C (da) | 1981-10-19 |
| GR60578B (en) | 1978-06-28 |
| CS208191B2 (en) | 1981-08-31 |
| CH609505A5 (en) | 1979-02-28 |
| NL168095C (nl) | 1982-02-16 |
| PT65647A (de) | 1976-10-01 |
| BE846587A (fr) | 1977-01-17 |
| ES451815A1 (es) | 1977-11-01 |
| CA1080343A (en) | 1980-06-24 |
| PT65647B (de) | 1978-04-07 |
| DE2543128A1 (de) | 1977-03-31 |
| IL50277A0 (en) | 1976-10-31 |
| DE2543128B2 (de) | 1977-07-21 |
| ATA599876A (de) | 1979-10-15 |
| FR2326076B1 (xx) | 1978-11-03 |
| NL7610623A (nl) | 1977-03-29 |
| IT1068347B (it) | 1985-03-21 |
| DE2543128C3 (de) | 1978-03-16 |
| FR2326076A1 (fr) | 1977-04-22 |
| YU225676A (en) | 1982-05-31 |
| BR7606369A (pt) | 1977-05-31 |
| IL50277A (en) | 1979-03-12 |
| NL168095B (nl) | 1981-09-16 |
| AT356710B (de) | 1980-05-27 |
| DK432576A (da) | 1977-03-27 |
| JPS5242349A (en) | 1977-04-01 |
| DK143009B (da) | 1981-03-09 |
| JPS5832802B2 (ja) | 1983-07-15 |
| GB1534605A (en) | 1978-12-06 |
| HU172595B (hu) | 1978-10-28 |
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