BE377418A - - Google Patents
Info
- Publication number
- BE377418A BE377418A BE377418DA BE377418A BE 377418 A BE377418 A BE 377418A BE 377418D A BE377418D A BE 377418DA BE 377418 A BE377418 A BE 377418A
- Authority
- BE
- Belgium
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
- H03J1/16—Single control means independently performing two or more functions
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/02—Manually-operated control
- H03G3/14—Manually-operated control in frequency-selective amplifiers
- H03G3/16—Manually-operated control in frequency-selective amplifiers having discharge tubes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/06—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges
- H03J3/08—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges by varying a second parameter simultaneously with the tuning, e.g. coupling bandpass filter
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE578921T | 1930-03-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE377418A true BE377418A (zh) |
Family
ID=31983824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE377418D BE377418A (zh) | 1930-03-12 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE377418A (zh) |
| DE (1) | DE578921C (zh) |
| FR (1) | FR711426A (zh) |
| GB (1) | GB362270A (zh) |
| NL (1) | NL31551C (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE753704C (de) * | 1939-07-28 | 1953-02-23 | Schaub G | Anordnung zum Aus- und Einschalten einer Sparschaltung |
| DE750586C (de) * | 1939-09-10 | 1945-01-19 | Anordnung fuer Rundfunkgeraete zur Blockierung des Empfangs bestimmter Sender | |
| MY108617A (en) * | 1990-11-15 | 1996-10-31 | Thomson Consumer Electronics Inc | Audio level equalization of broadcast fm and narrow frequency deviation fm radio signals |
-
0
- BE BE377418D patent/BE377418A/xx unknown
-
1930
- 1930-03-12 DE DE1930578921D patent/DE578921C/de not_active Expired
-
1931
- 1931-02-12 NL NL31551D patent/NL31551C/xx active
- 1931-02-18 FR FR711426D patent/FR711426A/fr not_active Expired
- 1931-03-11 GB GB756231A patent/GB362270A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR711426A (fr) | 1931-09-09 |
| DE578921C (de) | 1933-06-19 |
| NL31551C (zh) | 1933-07-15 |
| GB362270A (en) | 1931-12-03 |