JPS4957872A - - Google Patents
Info
- Publication number
- JPS4957872A JPS4957872A JP48063085A JP6308573A JPS4957872A JP S4957872 A JPS4957872 A JP S4957872A JP 48063085 A JP48063085 A JP 48063085A JP 6308573 A JP6308573 A JP 6308573A JP S4957872 A JPS4957872 A JP S4957872A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/16—Spectrum analysis; Fourier analysis
- G01R23/20—Measurement of non-linear distortion
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Networks Using Active Elements (AREA)
- Amplifiers (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK281172AA DK127893B (da) | 1972-06-06 | 1972-06-06 | Forvrængningsmåler. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4957872A true JPS4957872A (ja) | 1974-06-05 |
Family
ID=8116021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48063085A Pending JPS4957872A (ja) | 1972-06-06 | 1973-06-06 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3890570A (ja) |
| JP (1) | JPS4957872A (ja) |
| DE (1) | DE2327190C3 (ja) |
| DK (1) | DK127893B (ja) |
| GB (1) | GB1371756A (ja) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3974461A (en) * | 1974-06-14 | 1976-08-10 | Moog Music, Inc. | Wide dynamic range voltage controlled filter for electronic musical instruments |
| US4340854A (en) * | 1980-04-14 | 1982-07-20 | Jones Wayne W | Distortion measurement system |
| US4902960A (en) * | 1988-03-17 | 1990-02-20 | Myron Zucker, Inc. | Voltage input for harmonimeter, and methods of constructing and utilizing same |
| US4818947A (en) * | 1988-03-17 | 1989-04-04 | Myron Zucker, Inc. | Apparatus for measuring harmonic distortion in a conductor, and methods of constructing and utilizing same |
| US4868506A (en) * | 1988-12-02 | 1989-09-19 | International Business Machines Corporation | Defect detection using intermodulation signals |
| CN1881729B (zh) * | 2005-06-15 | 2010-06-02 | 许继集团有限公司 | 用于交流滤波器保护的谐波测量方法 |
| US8712066B1 (en) | 2013-03-14 | 2014-04-29 | Rockford Corporation | Audio signal clip detection |
| DE102016204683B3 (de) * | 2016-03-22 | 2017-07-13 | Albert-Ludwigs-Universität Freiburg | Verfahren zur automatischen frequenzanpassung von filtern während des betriebs in geschlossenen regelschleifen |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2561234A (en) * | 1948-04-30 | 1951-07-17 | Norman B Saunders | Circuit for distortion measurement |
| US3268815A (en) * | 1963-05-31 | 1966-08-23 | Zenith Radio Corp | Modulation signal distortion compensating secrecy communication transmitter |
| US3714588A (en) * | 1970-10-13 | 1973-01-30 | Nasa | Self tuning bandpass filter |
| DE2143560C3 (de) * | 1971-08-31 | 1974-07-04 | Hewlett-Packard Gmbh, 7030 Boeblingen | Filteranordnung |
-
1972
- 1972-06-06 DK DK281172AA patent/DK127893B/da unknown
-
1973
- 1973-05-28 DE DE2327190A patent/DE2327190C3/de not_active Expired
- 1973-05-30 US US365281A patent/US3890570A/en not_active Expired - Lifetime
- 1973-05-31 GB GB2598273A patent/GB1371756A/en not_active Expired
- 1973-06-06 JP JP48063085A patent/JPS4957872A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DK127893B (da) | 1974-01-28 |
| GB1371756A (en) | 1974-10-23 |
| US3890570A (en) | 1975-06-17 |
| DE2327190B2 (de) | 1979-07-05 |
| DE2327190C3 (de) | 1980-03-06 |
| DE2327190A1 (de) | 1974-01-03 |