FR859831A - Radio device - Google Patents
Radio deviceInfo
- Publication number
- FR859831A FR859831A FR859831DA FR859831A FR 859831 A FR859831 A FR 859831A FR 859831D A FR859831D A FR 859831DA FR 859831 A FR859831 A FR 859831A
- Authority
- FR
- France
- Prior art keywords
- radio device
- radio
- 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
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/02—Indicating arrangements
- H03J1/04—Indicating arrangements with optical indicating means
- H03J1/045—Indication of the tuning band, the bandwidth, tone control, the channel number, the frequency, or the like
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/10—Circuit arrangements for fine tuning, e.g. bandspreading
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL533315X | 1938-09-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR859831A true FR859831A (en) | 1940-12-30 |
Family
ID=19787171
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR859831D Expired FR859831A (en) | 1938-09-03 | 1939-09-01 | Radio device |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE1081082B (en) |
FR (1) | FR859831A (en) |
GB (1) | GB533315A (en) |
NL (1) | NL58200C (en) |
-
0
- NL NL58200D patent/NL58200C/xx active
-
1939
- 1939-08-29 DE DEP2136D patent/DE1081082B/en active Pending
- 1939-08-31 GB GB24996/39A patent/GB533315A/en not_active Expired
- 1939-09-01 FR FR859831D patent/FR859831A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1081082B (en) | 1960-05-05 |
NL58200C (en) | |
GB533315A (en) | 1941-02-11 |
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