NL74144C - - Google Patents
Info
- Publication number
- NL74144C NL74144C NL74144DA NL74144C NL 74144 C NL74144 C NL 74144C NL 74144D A NL74144D A NL 74144DA NL 74144 C NL74144 C NL 74144C
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
- H03J7/047—Automatic frequency control using an auxiliary signal, e.g. low frequency scanning of the locking range or superimposing a special signal on the input signal
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL648858X | 1946-12-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL74144C true NL74144C (en(2012)) |
Family
ID=19791998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL74144D NL74144C (en(2012)) | 1946-12-05 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB648858A (en(2012)) |
| NL (1) | NL74144C (en(2012)) |
-
0
- NL NL74144D patent/NL74144C/xx active
-
1947
- 1947-12-02 GB GB31854/47A patent/GB648858A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB648858A (en) | 1951-01-17 |