CA1048112A - Precision test frequency generator - Google Patents
Precision test frequency generatorInfo
- Publication number
- CA1048112A CA1048112A CA250,318A CA250318A CA1048112A CA 1048112 A CA1048112 A CA 1048112A CA 250318 A CA250318 A CA 250318A CA 1048112 A CA1048112 A CA 1048112A
- Authority
- CA
- Canada
- Prior art keywords
- frequency
- output
- generator
- test generator
- wave
- 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
- 238000012360 testing method Methods 0.000 title claims abstract description 37
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 6
- 239000013078 crystal Substances 0.000 claims description 5
- 230000001174 ascending effect Effects 0.000 claims description 2
- ZVQOOHYFBIDMTQ-UHFFFAOYSA-N [methyl(oxido){1-[6-(trifluoromethyl)pyridin-3-yl]ethyl}-lambda(6)-sulfanylidene]cyanamide Chemical compound N#CN=S(C)(=O)C(C)C1=CC=C(C(F)(F)F)N=C1 ZVQOOHYFBIDMTQ-UHFFFAOYSA-N 0.000 claims 1
- 230000001131 transforming effect Effects 0.000 claims 1
- 230000000875 corresponding effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 239000000543 intermediate Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/02—Generating pulses having essentially a finite slope or stepped portions having stepped portions, e.g. staircase waveform
- H03K4/026—Generating pulses having essentially a finite slope or stepped portions having stepped portions, e.g. staircase waveform using digital techniques
Landscapes
- Measuring Volume Flow (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/600,318 US3992680A (en) | 1975-07-30 | 1975-07-30 | Precision test frequency generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1048112A true CA1048112A (en) | 1979-02-06 |
Family
ID=24403133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA250,318A Expired CA1048112A (en) | 1975-07-30 | 1976-04-14 | Precision test frequency generator |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3992680A (enExample) |
| JP (1) | JPS5218352A (enExample) |
| CA (1) | CA1048112A (enExample) |
| DE (1) | DE2620279A1 (enExample) |
| FR (1) | FR2320002A1 (enExample) |
| GB (1) | GB1545951A (enExample) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2900192A1 (de) * | 1979-01-04 | 1980-07-24 | Bosch Gmbh Robert | Frequenz-spannungs-wandler und spannungs-frequenz-wandler sowie ihre verwendung |
| DE2948504C2 (de) * | 1979-12-01 | 1982-09-02 | TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg | Schaltungsanordnung zum Erzeugen einer Wechselspannung |
| DE3163846D1 (en) | 1980-05-13 | 1984-07-05 | Secretary Industry Brit | Waveform synthesiser for calibrating vor equipment |
| US4368432A (en) * | 1980-11-12 | 1983-01-11 | Siemens Corporation | Sine wave generator for different frequencies |
| JPS57155167A (en) * | 1981-03-19 | 1982-09-25 | Hino Motors Ltd | Cab tilt operating device |
| EP0079332A1 (en) * | 1981-05-18 | 1983-05-25 | Mostek Corporation | Circuit for generating analog signals |
| US4524326A (en) * | 1982-07-22 | 1985-06-18 | Amca International Corp. | Digitally-driven sine/cosine generator and modulator |
| FR2551936A1 (fr) * | 1983-09-09 | 1985-03-15 | Thomson Csf | Dispositif de generation de signaux en dents de scie et analyseur de spectre comportant un tel dispositif |
| US4710890A (en) * | 1985-09-05 | 1987-12-01 | Hekimian Laboratories, Inc. | Balanced mixer |
| US4713622A (en) * | 1986-10-09 | 1987-12-15 | Motorola Inc. | Multiple state tone generator |
| US4727752A (en) * | 1987-02-04 | 1988-03-01 | Sundstrand Data Control, Inc. | Pseudosinusoidal oscillator drive system |
| US4926131A (en) * | 1987-06-25 | 1990-05-15 | Schlumberger Industries, Inc. | Triangle waveform generator for pulse-width amplitude multiplier |
| US5180987A (en) * | 1991-12-19 | 1993-01-19 | Nec America Inc. | DC-to-AC symmetrical sine wave generator |
| JPH05183341A (ja) * | 1992-01-06 | 1993-07-23 | Mitsubishi Electric Corp | 正弦波発生回路 |
| SE510296C2 (sv) * | 1995-05-22 | 1999-05-10 | Jerker Delsing | Sätt och anordningar vid mätning av flöde |
| US8478560B2 (en) | 2011-01-19 | 2013-07-02 | Honeywell International Inc. | Three wire transformer position sensor, signal processing circuitry, and temperature compensation circuitry therefor |
| JP5974518B2 (ja) * | 2012-02-06 | 2016-08-23 | 横河電機株式会社 | コリオリ質量流量計 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3532972A (en) * | 1967-06-21 | 1970-10-06 | Peter Caleb Frederick Wolfenda | Detector apparatus including digitally operable bridge rebalancing means |
| US3529260A (en) * | 1968-05-31 | 1970-09-15 | Gen Radio Co | Oscillator with frequency dividers for providing tunable sinusoidal outputs |
| US3581212A (en) * | 1969-07-31 | 1971-05-25 | Gen Electric | Fast response stepped-wave switching power converter circuit |
| US3657657A (en) * | 1970-08-03 | 1972-04-18 | William T Jefferson | Digital sine wave generator |
| US3735269A (en) * | 1971-10-29 | 1973-05-22 | Rockland Systems Corp | Digital frequency synthesizer |
| US3714461A (en) * | 1971-11-05 | 1973-01-30 | Bell Canada Northern Electric | Generation of multilevel digital waveforms |
| US3838414A (en) * | 1972-08-03 | 1974-09-24 | Motorola Inc | Digital wave synthesizer |
-
1975
- 1975-07-30 US US05/600,318 patent/US3992680A/en not_active Expired - Lifetime
-
1976
- 1976-04-14 CA CA250,318A patent/CA1048112A/en not_active Expired
- 1976-04-22 GB GB16432/76A patent/GB1545951A/en not_active Expired
- 1976-05-07 DE DE19762620279 patent/DE2620279A1/de not_active Withdrawn
- 1976-07-28 FR FR7622943A patent/FR2320002A1/fr not_active Withdrawn
- 1976-07-28 JP JP51089243A patent/JPS5218352A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5218352A (en) | 1977-02-10 |
| GB1545951A (en) | 1979-05-16 |
| US3992680A (en) | 1976-11-16 |
| JPS5614172B2 (enExample) | 1981-04-02 |
| FR2320002A1 (fr) | 1977-02-25 |
| DE2620279A1 (de) | 1977-02-17 |
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