IT961719B - Eliminatore del rumore di scarica per autoradio - Google Patents
Eliminatore del rumore di scarica per autoradioInfo
- Publication number
- IT961719B IT961719B IT51793/72A IT5179372A IT961719B IT 961719 B IT961719 B IT 961719B IT 51793/72 A IT51793/72 A IT 51793/72A IT 5179372 A IT5179372 A IT 5179372A IT 961719 B IT961719 B IT 961719B
- Authority
- IT
- Italy
- Prior art keywords
- car radio
- exhaust noise
- noise eliminator
- eliminator
- exhaust
- Prior art date
Links
Classifications
-
- 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
- H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16651671A | 1971-07-27 | 1971-07-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT961719B true IT961719B (it) | 1973-12-10 |
Family
ID=22603646
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT51793/72A IT961719B (it) | 1971-07-27 | 1972-07-26 | Eliminatore del rumore di scarica per autoradio |
Country Status (8)
Country | Link |
---|---|
US (1) | US3761823A (enrdf_load_stackoverflow) |
JP (1) | JPS5512775B1 (enrdf_load_stackoverflow) |
AR (1) | AR193882A1 (enrdf_load_stackoverflow) |
BR (1) | BR7204968D0 (enrdf_load_stackoverflow) |
CA (1) | CA954591A (enrdf_load_stackoverflow) |
DE (1) | DE2236713A1 (enrdf_load_stackoverflow) |
GB (1) | GB1373724A (enrdf_load_stackoverflow) |
IT (1) | IT961719B (enrdf_load_stackoverflow) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4063175A (en) * | 1976-08-05 | 1977-12-13 | Friedman Eliot I | Amplifier for receive mode operation |
US4065723A (en) * | 1976-08-16 | 1977-12-27 | General Motors Corporation | Tuned radio frequency amplifier with back to back varactor diodes connected through a common cathode lead |
FR2567325B1 (fr) * | 1984-07-03 | 1986-11-14 | Thomson Csf | Element a capacite variable, commandable par une tension continue |
JPS61208524A (ja) * | 1985-03-13 | 1986-09-16 | Aisin Seiki Co Ltd | 電子機器の安全装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2324424A (en) * | 1939-10-28 | 1943-07-13 | Pollack Paul | Battery protection and indicating system |
US2617019A (en) * | 1946-07-17 | 1952-11-04 | Hartford Nat Bank & Trust Co | Silencing network |
US2678391A (en) * | 1952-07-02 | 1954-05-11 | Rca Corp | Protective circuit |
US3189830A (en) * | 1961-05-08 | 1965-06-15 | Gen Motors Corp | Automatic frequency control with compensation for variable supply voltage |
US3440544A (en) * | 1966-11-01 | 1969-04-22 | Motorola Inc | Manual,automatic,and semiautomatic tuning circuits utilizing voltage variable capacitance diodes |
US3445746A (en) * | 1966-11-10 | 1969-05-20 | Camco Inc | Battery low voltage cutoff and regulator |
US3588856A (en) * | 1968-07-17 | 1971-06-28 | Gen Electric | Failure warning system |
US3521204A (en) * | 1969-01-03 | 1970-07-21 | Motorola Inc | Electronically tuned pushbutton radio having station selecting comparison means |
-
1971
- 1971-07-27 US US00166516A patent/US3761823A/en not_active Expired - Lifetime
-
1972
- 1972-05-30 CA CA143,417A patent/CA954591A/en not_active Expired
- 1972-07-05 AR AR242912A patent/AR193882A1/es active
- 1972-07-25 BR BR4968/72A patent/BR7204968D0/pt unknown
- 1972-07-26 IT IT51793/72A patent/IT961719B/it active
- 1972-07-26 DE DE2236713A patent/DE2236713A1/de active Pending
- 1972-07-27 JP JP7469072A patent/JPS5512775B1/ja active Pending
- 1972-07-27 GB GB3520972A patent/GB1373724A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BR7204968D0 (pt) | 1973-05-10 |
JPS5512775B1 (enrdf_load_stackoverflow) | 1980-04-04 |
AR193882A1 (es) | 1973-05-31 |
CA954591A (en) | 1974-09-10 |
US3761823A (en) | 1973-09-25 |
DE2236713A1 (de) | 1973-02-15 |
GB1373724A (en) | 1974-11-13 |
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