GB1572861A - Equalizer for the differential gain of an fm directional radio system - Google Patents
Equalizer for the differential gain of an fm directional radio system Download PDFInfo
- Publication number
- GB1572861A GB1572861A GB8054/77A GB805477A GB1572861A GB 1572861 A GB1572861 A GB 1572861A GB 8054/77 A GB8054/77 A GB 8054/77A GB 805477 A GB805477 A GB 805477A GB 1572861 A GB1572861 A GB 1572861A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cable
- resistance
- differential gain
- circuit
- potentiometer
- 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
- 230000003111 delayed effect Effects 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/14—Control of transmission; Equalising characterised by the equalising network used
- H04B3/143—Control of transmission; Equalising characterised by the equalising network used using amplitude-frequency equalisers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/38—Impedance-matching networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Networks Using Active Elements (AREA)
- Filters And Equalizers (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Radio Relay Systems (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2608388A DE2608388C3 (de) | 1976-03-01 | 1976-03-01 | Entzerrer für die Schräglage der differentiellen Verstärkung eines FM-Richtfunksystems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1572861A true GB1572861A (en) | 1980-08-06 |
Family
ID=5971251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8054/77A Expired GB1572861A (en) | 1976-03-01 | 1977-02-25 | Equalizer for the differential gain of an fm directional radio system |
Country Status (14)
| Country | Link |
|---|---|
| AT (1) | AT360086B (https=) |
| AU (1) | AU506779B2 (https=) |
| BE (1) | BE851949A (https=) |
| DE (1) | DE2608388C3 (https=) |
| DK (1) | DK87577A (https=) |
| FI (1) | FI64873C (https=) |
| FR (1) | FR2343365A1 (https=) |
| GB (1) | GB1572861A (https=) |
| IE (1) | IE44466B1 (https=) |
| IT (1) | IT1076976B (https=) |
| LU (1) | LU76862A1 (https=) |
| NL (1) | NL172812C (https=) |
| NO (1) | NO143008C (https=) |
| SE (1) | SE418134B (https=) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2030723C2 (de) * | 1970-06-23 | 1982-02-04 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltungsanordnung zur Entzerrung der Amplitude bei Frequenzmodulation |
| DE2421784C3 (de) * | 1974-05-06 | 1980-07-17 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Streckengerät für Übertragungsstrecken mit Koaxialkabeln zur Übertragung digitaler Signale |
-
1976
- 1976-03-01 DE DE2608388A patent/DE2608388C3/de not_active Expired
-
1977
- 1977-02-25 GB GB8054/77A patent/GB1572861A/en not_active Expired
- 1977-02-25 FR FR7705568A patent/FR2343365A1/fr active Granted
- 1977-02-25 IT IT20674/77A patent/IT1076976B/it active
- 1977-02-25 FI FI770622A patent/FI64873C/fi not_active IP Right Cessation
- 1977-02-28 LU LU76862A patent/LU76862A1/xx unknown
- 1977-02-28 IE IE424/77A patent/IE44466B1/en unknown
- 1977-02-28 DK DK87577A patent/DK87577A/da not_active Application Discontinuation
- 1977-02-28 SE SE7702183A patent/SE418134B/xx unknown
- 1977-02-28 AU AU22768/77A patent/AU506779B2/en not_active Expired
- 1977-02-28 AT AT132477A patent/AT360086B/de not_active IP Right Cessation
- 1977-02-28 NO NO770668A patent/NO143008C/no unknown
- 1977-03-01 NL NLAANVRAGE7702196,A patent/NL172812C/xx not_active IP Right Cessation
- 1977-03-01 BE BE175360A patent/BE851949A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FI64873B (fi) | 1983-09-30 |
| DE2608388B2 (de) | 1980-06-26 |
| IT1076976B (it) | 1985-04-27 |
| LU76862A1 (https=) | 1978-10-18 |
| NL172812B (nl) | 1983-05-16 |
| IE44466B1 (en) | 1981-12-02 |
| AT360086B (de) | 1980-12-29 |
| AU2276877A (en) | 1978-09-07 |
| AU506779B2 (en) | 1980-01-24 |
| BE851949A (fr) | 1977-09-01 |
| DK87577A (da) | 1977-09-02 |
| NO770668L (no) | 1977-09-02 |
| FI770622A7 (https=) | 1977-09-02 |
| SE7702183L (sv) | 1977-09-02 |
| NO143008B (no) | 1980-08-18 |
| FR2343365B1 (https=) | 1980-09-19 |
| DE2608388A1 (de) | 1977-09-08 |
| IE44466L (en) | 1977-09-01 |
| NO143008C (no) | 1980-11-26 |
| FI64873C (fi) | 1984-01-10 |
| SE418134B (sv) | 1981-05-04 |
| ATA132477A (de) | 1980-05-15 |
| NL7702196A (nl) | 1977-09-05 |
| DE2608388C3 (de) | 1985-07-11 |
| FR2343365A1 (fr) | 1977-09-30 |
| NL172812C (nl) | 1983-10-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |