JPS4938103U - - Google Patents
Info
- Publication number
- JPS4938103U JPS4938103U JP1972080524U JP8052472U JPS4938103U JP S4938103 U JPS4938103 U JP S4938103U JP 1972080524 U JP1972080524 U JP 1972080524U JP 8052472 U JP8052472 U JP 8052472U JP S4938103 U JPS4938103 U JP S4938103U
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/06—Driving or adjusting arrangements; combined with other driving or adjusting arrangements, e.g. of gain control
- H03J1/14—Special arrangements for fine and coarse tuning
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/06—Driving or adjusting arrangements; combined with other driving or adjusting arrangements, e.g. of gain control
- H03J1/08—Toothed-gear drive; Worm drive
-
- 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
- H03J7/023—Neutralization of the automatic frequency correction during a tuning change
Landscapes
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Television Receiver Circuits (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1972080524U JPS531842Y2 (https=) | 1972-07-07 | 1972-07-07 | |
| US373997A US3870961A (en) | 1972-07-07 | 1973-06-27 | Actuating means for AFC defeat switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1972080524U JPS531842Y2 (https=) | 1972-07-07 | 1972-07-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4938103U true JPS4938103U (https=) | 1974-04-04 |
| JPS531842Y2 JPS531842Y2 (https=) | 1978-01-19 |
Family
ID=13720691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1972080524U Expired JPS531842Y2 (https=) | 1972-07-07 | 1972-07-07 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3870961A (https=) |
| JP (1) | JPS531842Y2 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3982187A (en) * | 1974-09-06 | 1976-09-21 | Sarkes Tarzian, Inc. | AFC defeat mechanism |
| US4347628A (en) * | 1980-10-28 | 1982-08-31 | Rca Corporation | Rotary tuning mechanism |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3166714A (en) * | 1962-10-09 | 1965-01-19 | Rca Corp | Manual tuning control system for fm radio receivers with afc |
| US3328700A (en) * | 1964-11-04 | 1967-06-27 | Magnavox Co | Means for fine tuning television receivers with a.f.c. disabler |
| US3466549A (en) * | 1968-02-29 | 1969-09-09 | Rca Corp | Electrical switching system which defeats automatic fine tuning control through one switch contact,actuated during either manual channel change or manual fine tuning |
| US3750031A (en) * | 1970-07-10 | 1973-07-31 | Hopt Electronic Gmbh | Tuning device for radio-frequency communications equipment |
| US3798579A (en) * | 1973-01-17 | 1974-03-19 | Oak Industries Inc | Afc defeat for television tubes |
-
1972
- 1972-07-07 JP JP1972080524U patent/JPS531842Y2/ja not_active Expired
-
1973
- 1973-06-27 US US373997A patent/US3870961A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3870961A (en) | 1975-03-11 |
| JPS531842Y2 (https=) | 1978-01-19 |