JPS4959278A - - Google Patents
Info
- Publication number
- JPS4959278A JPS4959278A JP48093402A JP9340273A JPS4959278A JP S4959278 A JPS4959278 A JP S4959278A JP 48093402 A JP48093402 A JP 48093402A JP 9340273 A JP9340273 A JP 9340273A JP S4959278 A JPS4959278 A JP S4959278A
- 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
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
- H03J5/0218—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values
- H03J5/0227—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, by selecting the corresponding analogue value between a set of preset values using a counter
Landscapes
- Electronic Switches (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7211592A NL7211592A (enExample) | 1972-08-25 | 1972-08-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4959278A true JPS4959278A (enExample) | 1974-06-08 |
| JPS5321110B2 JPS5321110B2 (enExample) | 1978-06-30 |
Family
ID=19816785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9340273A Expired JPS5321110B2 (enExample) | 1972-08-25 | 1973-08-22 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3872328A (enExample) |
| JP (1) | JPS5321110B2 (enExample) |
| DE (1) | DE2339709C3 (enExample) |
| ES (1) | ES418123A1 (enExample) |
| FR (1) | FR2199626B1 (enExample) |
| GB (1) | GB1376716A (enExample) |
| IT (1) | IT994645B (enExample) |
| NL (1) | NL7211592A (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7411716A (nl) * | 1973-09-08 | 1975-03-11 | Philips Nv | Tiptoetsschakeling. |
| GB1513562A (en) * | 1975-02-19 | 1978-06-07 | Fidelity Radio Ltd | Electrical apparatus including a touch-operated control device |
| JPH02114153U (enExample) * | 1989-02-27 | 1990-09-12 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3047817A (en) * | 1958-02-24 | 1962-07-31 | Gen Dynamics Corp | Electronic ring circuit distributor including selectable interrupting means and output gates to provide non-overlapping operation |
| US3503018A (en) * | 1967-12-18 | 1970-03-24 | Electrohome Ltd | Tuning of receivers such as radio or television receivers using trigger devices for selection |
| US3596183A (en) * | 1969-04-18 | 1971-07-27 | Motorola Inc | Multiband tuning control system with programmable electronic switching |
| GB1316871A (en) * | 1969-05-20 | 1973-05-16 | Matsushita Electric Industrial Co Ltd | Tuning system for selecting channels |
| US3746886A (en) * | 1971-10-15 | 1973-07-17 | Warwick Electronics Inc | Memory circuit |
-
1972
- 1972-08-25 NL NL7211592A patent/NL7211592A/xx not_active Application Discontinuation
-
1973
- 1973-08-06 DE DE2339709A patent/DE2339709C3/de not_active Expired
- 1973-08-20 US US389678A patent/US3872328A/en not_active Expired - Lifetime
- 1973-08-22 GB GB3973773A patent/GB1376716A/en not_active Expired
- 1973-08-22 JP JP9340273A patent/JPS5321110B2/ja not_active Expired
- 1973-08-22 IT IT69509/73A patent/IT994645B/it active
- 1973-08-23 ES ES418123A patent/ES418123A1/es not_active Expired
- 1973-08-23 FR FR7330551A patent/FR2199626B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2339709B2 (de) | 1980-09-18 |
| GB1376716A (en) | 1974-12-11 |
| JPS5321110B2 (enExample) | 1978-06-30 |
| FR2199626B1 (enExample) | 1976-05-14 |
| IT994645B (it) | 1975-10-20 |
| NL7211592A (enExample) | 1974-02-27 |
| FR2199626A1 (enExample) | 1974-04-12 |
| DE2339709A1 (de) | 1974-03-07 |
| US3872328A (en) | 1975-03-18 |
| ES418123A1 (es) | 1976-02-01 |
| DE2339709C3 (de) | 1982-05-27 |