JPS57148417A - Fm preset receiver for radio common system - Google Patents
Fm preset receiver for radio common systemInfo
- Publication number
- JPS57148417A JPS57148417A JP3511081A JP3511081A JPS57148417A JP S57148417 A JPS57148417 A JP S57148417A JP 3511081 A JP3511081 A JP 3511081A JP 3511081 A JP3511081 A JP 3511081A JP S57148417 A JPS57148417 A JP S57148417A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- frequency
- division ratio
- receiver
- switch
- 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.)
- Pending
Links
Classifications
-
- 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
- H03J5/02—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 variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
- H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
- H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3511081A JPS57148417A (en) | 1981-03-10 | 1981-03-10 | Fm preset receiver for radio common system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3511081A JPS57148417A (en) | 1981-03-10 | 1981-03-10 | Fm preset receiver for radio common system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57148417A true JPS57148417A (en) | 1982-09-13 |
Family
ID=12432788
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3511081A Pending JPS57148417A (en) | 1981-03-10 | 1981-03-10 | Fm preset receiver for radio common system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57148417A (ja) |
-
1981
- 1981-03-10 JP JP3511081A patent/JPS57148417A/ja active Pending
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