BE480686A - - Google Patents
Info
- Publication number
- BE480686A BE480686A BE480686DA BE480686A BE 480686 A BE480686 A BE 480686A BE 480686D A BE480686D A BE 480686DA BE 480686 A BE480686 A BE 480686A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/22—Circuits for receivers in which no local oscillation is generated
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/42—Modifications of amplifiers to extend the bandwidth
- H03F1/48—Modifications of amplifiers to extend the bandwidth of aperiodic amplifiers
- H03F1/50—Modifications of amplifiers to extend the bandwidth of aperiodic amplifiers with tubes only
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Microwave Amplifiers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US446780A US2357442A (en) | 1942-06-12 | 1942-06-12 | Radio receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE480686A true BE480686A (enrdf_load_html_response) |
Family
ID=23773810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE480686D BE480686A (enrdf_load_html_response) | 1942-06-12 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2357442A (enrdf_load_html_response) |
| BE (1) | BE480686A (enrdf_load_html_response) |
| CH (1) | CH257896A (enrdf_load_html_response) |
| ES (1) | ES181926A1 (enrdf_load_html_response) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2547793A (en) * | 1942-01-05 | 1951-04-03 | Hartford Nat Bank & Trust Co | Slide core coil for a tuned circuit having a constant selectivity |
| US2581165A (en) * | 1947-01-02 | 1952-01-01 | Lionel Corp | Variable tuning device |
| US2770683A (en) * | 1952-06-18 | 1956-11-13 | Philco Corp | Neutralized amplifier circuit |
| US3292099A (en) * | 1962-09-14 | 1966-12-13 | Gen Electric | Two-stage intermediate frequency amplifier |
-
0
- BE BE480686D patent/BE480686A/xx unknown
-
1942
- 1942-06-12 US US446780A patent/US2357442A/en not_active Expired - Lifetime
-
1947
- 1947-07-16 CH CH257896D patent/CH257896A/de unknown
-
1948
- 1948-01-29 ES ES0181926A patent/ES181926A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2357442A (en) | 1944-09-05 |
| CH257896A (de) | 1948-10-31 |
| ES181926A1 (es) | 1948-03-01 |