FR857694A - Tuning devices for radio receivers - Google Patents
Tuning devices for radio receiversInfo
- Publication number
- FR857694A FR857694A FR857694DA FR857694A FR 857694 A FR857694 A FR 857694A FR 857694D A FR857694D A FR 857694DA FR 857694 A FR857694 A FR 857694A
- Authority
- FR
- France
- Prior art keywords
- radio receivers
- tuning devices
- tuning
- devices
- receivers
- 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
- 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
- H03J5/04—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 operated by hand
- H03J5/12—Settings determined by a number of separately-actuated driving means which adjust the tuning element directly to desired settings
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2070538A GB516900A (en) | 1938-07-12 | 1938-07-12 | Improvements in radio tuning arrangements |
Publications (1)
Publication Number | Publication Date |
---|---|
FR857694A true FR857694A (en) | 1940-09-24 |
Family
ID=10150309
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR857694D Expired FR857694A (en) | 1938-07-12 | 1939-07-11 | Tuning devices for radio receivers |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR857694A (en) |
GB (1) | GB516900A (en) |
-
1938
- 1938-07-12 GB GB2070538A patent/GB516900A/en not_active Expired
-
1939
- 1939-07-11 FR FR857694D patent/FR857694A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB516900A (en) | 1940-01-15 |
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