FR1501625A - Montage pour réglage automatique de la fréquence - Google Patents
Montage pour réglage automatique de la fréquenceInfo
- Publication number
- FR1501625A FR1501625A FR85067A FR85067A FR1501625A FR 1501625 A FR1501625 A FR 1501625A FR 85067 A FR85067 A FR 85067A FR 85067 A FR85067 A FR 85067A FR 1501625 A FR1501625 A FR 1501625A
- Authority
- FR
- France
- Prior art keywords
- mounting
- frequency adjustment
- automatic frequency
- automatic
- adjustment
- 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
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
- H03J7/08—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant using varactors, i.e. voltage variable reactive diodes
- H03J7/10—Modification of automatic frequency control sensitivity or linearising automatic frequency control operation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
- H03D3/08—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of diodes, e.g. Foster-Seeley discriminator
- H03D3/10—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of diodes, e.g. Foster-Seeley discriminator in which the diodes are simultaneously conducting during the same half period of the signal, e.g. radio detector
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
- H03G11/04—Limiting level dependent on strength of signal; Limiting level dependent on strength of carrier on which signal is modulated
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/04—Arrangements for compensating for variations of physical values, e.g. temperature
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
- H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1965B0084685 DE1236605B (de) | 1965-11-25 | 1965-11-25 | Schaltungsanordnung fuer eine Nachstimmautomatik |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1501625A true FR1501625A (fr) | 1967-11-10 |
Family
ID=6982550
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR85067A Expired FR1501625A (fr) | 1965-11-25 | 1966-11-25 | Montage pour réglage automatique de la fréquence |
Country Status (4)
-
1965
- 1965-11-25 DE DE1965B0084685 patent/DE1236605B/de active Pending
-
1966
- 1966-09-14 AT AT869866A patent/AT264599B/de active
- 1966-11-23 NL NL6616506A patent/NL6616506A/xx unknown
- 1966-11-25 FR FR85067A patent/FR1501625A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL6616506A (US20090163788A1-20090625-C00002.png) | 1967-05-26 |
DE1236605B (de) | 1967-03-16 |
AT264599B (de) | 1968-09-10 |
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