BE400079A - - Google Patents
Info
- Publication number
- BE400079A BE400079A BE400079DA BE400079A BE 400079 A BE400079 A BE 400079A BE 400079D A BE400079D A BE 400079DA BE 400079 A BE400079 A BE 400079A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
- H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
- H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
- H04B15/06—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder by local oscillators of receivers
-
- 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
- H03D7/08—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 the same two electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Circuits Of Receivers In General (AREA)
- Amplifiers (AREA)
- Superheterodyne Receivers (AREA)
- Microwave Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DER102329D DE714587C (de) | 1932-12-03 | 1932-12-03 | Ultrakurzwellenvorsatzgeraet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE400079A true BE400079A (xx) | 1934-01-31 |
Family
ID=6477603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE400079D BE400079A (xx) | 1932-12-03 | 1933-12-02 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2044229A (xx) |
| BE (1) | BE400079A (xx) |
| DE (1) | DE714587C (xx) |
| FR (1) | FR764942A (xx) |
| GB (2) | GB413195A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE880326C (de) * | 1948-10-02 | 1953-06-22 | Telefunken Gmbh | Gemeinschafts-Rundfunk-Empfangsanlage |
| NL148283B (nl) * | 1949-03-03 | Grove Mfg Co | Meerdelige, hydraulisch telescopeerbare kraanarm. |
-
1932
- 1932-12-03 DE DER102329D patent/DE714587C/de not_active Expired
-
1933
- 1933-11-29 US US700283A patent/US2044229A/en not_active Expired - Lifetime
- 1933-11-30 FR FR764942D patent/FR764942A/fr not_active Expired
- 1933-12-01 GB GB33703/33A patent/GB413195A/en not_active Expired
- 1933-12-01 GB GB28403/34A patent/GB429419A/en not_active Expired
- 1933-12-02 BE BE400079D patent/BE400079A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR764942A (fr) | 1934-05-30 |
| GB413195A (en) | 1934-07-12 |
| US2044229A (en) | 1936-06-16 |
| GB429419A (en) | 1935-05-29 |
| DE714587C (de) | 1941-12-03 |