BE359760A - - Google Patents
Info
- Publication number
- BE359760A BE359760A BE359760DA BE359760A BE 359760 A BE359760 A BE 359760A BE 359760D A BE359760D A BE 359760DA BE 359760 A BE359760 A BE 359760A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/14—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means
- H03F1/16—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means in discharge-tube amplifiers
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- 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
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- 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
- H04B1/02—Transmitters
- H04B1/04—Circuits
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US269147A US1817795A (en) | 1928-04-11 | 1928-04-11 | Amplifying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE359760A true BE359760A (pt) |
Family
ID=23025997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE359760D BE359760A (pt) | 1928-04-11 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1817795A (pt) |
| BE (1) | BE359760A (pt) |
| FR (3) | FR671308A (pt) |
| GB (1) | GB309508A (pt) |
-
0
- BE BE359760D patent/BE359760A/xx unknown
-
1928
- 1928-04-11 US US269147A patent/US1817795A/en not_active Expired - Lifetime
-
1929
- 1929-03-12 FR FR671308D patent/FR671308A/fr not_active Expired
- 1929-03-27 FR FR36816D patent/FR36816E/fr not_active Expired
- 1929-04-11 GB GB11226/29A patent/GB309508A/en not_active Expired
- 1929-06-01 FR FR37094D patent/FR37094E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR37094E (fr) | 1930-10-15 |
| FR671308A (fr) | 1929-12-11 |
| FR36816E (fr) | 1930-09-20 |
| GB309508A (en) | 1930-09-11 |
| US1817795A (en) | 1931-08-04 |