BR7607863A - Dispositivo auxiliar de sintonia para radio fm de automovel - Google Patents
Dispositivo auxiliar de sintonia para radio fm de automovelInfo
- Publication number
- BR7607863A BR7607863A BR7607863A BR7607863A BR7607863A BR 7607863 A BR7607863 A BR 7607863A BR 7607863 A BR7607863 A BR 7607863A BR 7607863 A BR7607863 A BR 7607863A BR 7607863 A BR7607863 A BR 7607863A
- Authority
- BR
- Brazil
- Prior art keywords
- automobile
- radio
- auxiliary device
- tuning auxiliary
- tuning
- Prior art date
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
- H03J7/026—Means preventing a wrong working of the automatic frequency correction in case of fading or bad signal/noise ratio
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
- H03G3/345—Muting during a short period of time when noise pulses are detected, i.e. blanking
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2553303A DE2553303C3 (de) | 1975-11-27 | 1975-11-27 | Abstimmhilfe für einen FM-Autoempfänger |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7607863A true BR7607863A (pt) | 1977-10-25 |
Family
ID=5962801
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7607863A BR7607863A (pt) | 1975-11-27 | 1976-11-24 | Dispositivo auxiliar de sintonia para radio fm de automovel |
Country Status (4)
Country | Link |
---|---|
BR (1) | BR7607863A (pt) |
DE (1) | DE2553303C3 (pt) |
FR (1) | FR2333384A1 (pt) |
ZA (1) | ZA767087B (pt) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL188612C (nl) * | 1977-09-24 | 1992-08-03 | Clarion Co Ltd | Poortketen. |
ZA81769B (en) * | 1980-02-18 | 1982-02-24 | Sangamo Weston | Receivers suitable for use in remotely-operable switching devices and data transmission systems |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE703170C (de) * | 1938-11-12 | 1941-03-03 | Blaupunkt Werke Gmbh | Hochfrequenzgeraet mit Einrichtung zur selbsttaetigen Scharfabstimmung |
US2901601A (en) * | 1957-02-19 | 1959-08-25 | Motorola Inc | Radio receiver with impulse noise blanking |
DE1914919A1 (de) * | 1969-03-24 | 1970-10-01 | Siemens Ag | UEberlagerungsempfaenger mit automatischer Abstimmung auf eine Empfangsfrequenz |
DE2315798C3 (de) * | 1973-03-29 | 1981-11-19 | Siemens AG, 1000 Berlin und 8000 München | Schaltung zur automatischen Frequenznachstimmung in Rundfunk- und Fernsehempfängern |
-
1975
- 1975-11-27 DE DE2553303A patent/DE2553303C3/de not_active Expired
-
1976
- 1976-11-24 BR BR7607863A patent/BR7607863A/pt unknown
- 1976-11-26 FR FR7635810A patent/FR2333384A1/fr not_active Withdrawn
- 1976-11-26 ZA ZA767087A patent/ZA767087B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
ZA767087B (en) | 1977-10-26 |
DE2553303C3 (de) | 1982-03-11 |
FR2333384A1 (fr) | 1977-06-24 |
DE2553303B2 (pt) | 1979-03-29 |
DE2553303A1 (de) | 1977-06-08 |
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