BE407809A - - Google Patents
Info
- Publication number
- BE407809A BE407809A BE407809DA BE407809A BE 407809 A BE407809 A BE 407809A BE 407809D A BE407809D A BE 407809DA BE 407809 A BE407809 A BE 407809A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
- H03D7/10—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between different pairs of electrodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/02—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with tubes only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Superheterodyne Receivers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1934N0036318 DE686267C (de) | 1934-02-12 | 1934-02-12 | UEberlagerungsempfangsschaltung, bei der die zu vermischenden Schwingungen getrennten Gittern einer Mehrgitterroehre zugefuehrt werden |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE407809A true BE407809A (zh) | 1935-03-30 |
Family
ID=6476932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE407809D BE407809A (zh) | 1934-02-12 | 1935-02-11 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2088043A (zh) |
| BE (1) | BE407809A (zh) |
| DE (1) | DE686267C (zh) |
| FR (1) | FR785491A (zh) |
| GB (1) | GB424615A (zh) |
| NL (1) | NL42089C (zh) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR963921A (zh) * | 1947-03-29 | 1950-07-26 | ||
| US2616036A (en) * | 1948-12-29 | 1952-10-28 | Zenith Radio Corp | Signal translating apparatus |
-
1934
- 1934-02-12 DE DE1934N0036318 patent/DE686267C/de not_active Expired
- 1934-11-27 GB GB34071/34A patent/GB424615A/en not_active Expired
- 1934-12-19 US US758224A patent/US2088043A/en not_active Expired - Lifetime
-
1935
- 1935-02-08 NL NL72446A patent/NL42089C/xx active
- 1935-02-11 BE BE407809D patent/BE407809A/xx unknown
- 1935-02-11 FR FR785491D patent/FR785491A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE686267C (de) | 1940-01-10 |
| FR785491A (fr) | 1935-08-10 |
| US2088043A (en) | 1937-07-27 |
| GB424615A (en) | 1935-02-25 |
| NL42089C (zh) | 1937-12-15 |