FR1247555A - Wave selection and detection assembly for radiotelegraphy, radiotelephony or broadcasting receivers - Google Patents
Wave selection and detection assembly for radiotelegraphy, radiotelephony or broadcasting receiversInfo
- Publication number
- FR1247555A FR1247555A FR17530A FR17530A FR1247555A FR 1247555 A FR1247555 A FR 1247555A FR 17530 A FR17530 A FR 17530A FR 17530 A FR17530 A FR 17530A FR 1247555 A FR1247555 A FR 1247555A
- Authority
- FR
- France
- Prior art keywords
- radiotelegraphy
- radiotelephony
- detection assembly
- wave selection
- broadcasting receivers
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G7/00—Connections between parts of the scaffold
- E04G7/02—Connections between parts of the scaffold with separate coupling elements
- E04G7/06—Stiff scaffolding clamps for connecting scaffold members of common shape
- E04G7/12—Clamps or clips for crossing members
- E04G7/14—Clamps or clips for crossing members for clamping the members independently
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/08—Demodulation of amplitude-modulated oscillations by means of non-linear two-pole elements
- H03D1/10—Demodulation of amplitude-modulated oscillations by means of non-linear two-pole elements of diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D11/00—Super-regenerative demodulator circuits
- H03D11/02—Super-regenerative demodulator circuits for amplitude-modulated oscillations
-
- 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
-
- 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
- H04B1/66—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 for reducing bandwidth of signals; for improving efficiency of transmission
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/68—Heating arrangements specially adapted for cooking plates or analogous hot-plates
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Superheterodyne Receivers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE461618 | 1959-09-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1247555A true FR1247555A (en) | 1960-12-02 |
Family
ID=3844411
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR17530A Expired FR1247555A (en) | 1959-09-02 | 1959-12-30 | Wave selection and detection assembly for radiotelegraphy, radiotelephony or broadcasting receivers |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE461618A (en) |
FR (1) | FR1247555A (en) |
GB (1) | GB927801A (en) |
NL (1) | NL246298A (en) |
-
0
- NL NL246298D patent/NL246298A/xx unknown
- BE BE461618D patent/BE461618A/xx unknown
-
1959
- 1959-12-30 FR FR17530A patent/FR1247555A/en not_active Expired
-
1960
- 1960-02-05 GB GB411760A patent/GB927801A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL246298A (en) | |
GB927801A (en) | 1963-06-06 |
BE461618A (en) |
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