IT945046B - Disposizione di commutazione di gamme d onda con diodi interrut tori - Google Patents
Disposizione di commutazione di gamme d onda con diodi interrut toriInfo
- Publication number
- IT945046B IT945046B IT54219/71A IT5421971A IT945046B IT 945046 B IT945046 B IT 945046B IT 54219/71 A IT54219/71 A IT 54219/71A IT 5421971 A IT5421971 A IT 5421971A IT 945046 B IT945046 B IT 945046B
- Authority
- IT
- Italy
- Prior art keywords
- switching arrangement
- range switching
- wave range
- switch diodes
- diodes
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/18—Automatic scanning over a band of frequencies
- H03J7/20—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element
- H03J7/28—Automatic scanning over a band of frequencies where the scanning is accomplished by varying the electrical characteristics of a non-mechanically adjustable element using counters or frequency dividers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
- H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
- H03J5/244—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection using electronic means
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J9/00—Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification
- H03J9/002—Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification comprising one or more tuning stages separated from the rest of a receiver
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Circuits Of Receivers In General (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2057384A DE2057384B2 (de) | 1970-11-21 | 1970-11-21 | Wellenbereichsumschaltung mit Schalterdioden |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT945046B true IT945046B (it) | 1973-05-10 |
Family
ID=5788799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT54219/71A IT945046B (it) | 1970-11-21 | 1971-11-19 | Disposizione di commutazione di gamme d onda con diodi interrut tori |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2057384B2 (cg-RX-API-DMAC10.html) |
| FR (1) | FR2115306B1 (cg-RX-API-DMAC10.html) |
| IT (1) | IT945046B (cg-RX-API-DMAC10.html) |
| ZA (1) | ZA717803B (cg-RX-API-DMAC10.html) |
-
1970
- 1970-11-21 DE DE2057384A patent/DE2057384B2/de active Pending
-
1971
- 1971-11-19 ZA ZA717803A patent/ZA717803B/xx unknown
- 1971-11-19 FR FR717141580A patent/FR2115306B1/fr not_active Expired
- 1971-11-19 IT IT54219/71A patent/IT945046B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| ZA717803B (en) | 1972-08-30 |
| FR2115306B1 (cg-RX-API-DMAC10.html) | 1974-07-19 |
| DE2057384A1 (de) | 1972-05-25 |
| FR2115306A1 (cg-RX-API-DMAC10.html) | 1972-07-07 |
| DE2057384B2 (de) | 1973-10-04 |
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