JPS62203517U - - Google Patents
Info
- Publication number
- JPS62203517U JPS62203517U JP9059586U JP9059586U JPS62203517U JP S62203517 U JPS62203517 U JP S62203517U JP 9059586 U JP9059586 U JP 9059586U JP 9059586 U JP9059586 U JP 9059586U JP S62203517 U JPS62203517 U JP S62203517U
- Authority
- JP
- Japan
- Prior art keywords
- tuning circuit
- frequency
- tuned
- linked
- local oscillation
- 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
- 230000010355 oscillation Effects 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の一実施例を示す回路構成図、
第２図は従来の回路構成図である。
１１……第１の同調回路、１２……局部発振回
路、１６……第２の同調回路。
FIG. 1 is a circuit diagram showing an embodiment of the present invention;
FIG. 2 is a conventional circuit configuration diagram. 11...First tuned circuit, 12...Local oscillation circuit, 16...Second tuned circuit.
Claims (1)
波数に同調される第１のＲＦ同調回路と、この第
１のＲＦ同調回路に連動するバリコンにより受信
周波数が決定される局部発振回路と、前記バリコ
ンに連動のボリウムが直流電圧を制御して前記第
１のＲＦ同調回路とは同一の受信周波数に電子同
調される第２のＲＦ同調回路とを備え、前記第１
および第２のＲＦ同調回路が同調した受信周波数
により前記局部発振周波数が決定されて中間周波
数が生成されてなる受信同調回路。 a first RF tuning circuit that is tuned to a desired receiving frequency by a variable capacitor that is linked to the volume; a local oscillation circuit that determines the receiving frequency by the variable capacitor that is linked to the first RF tuning circuit; a second RF tuning circuit configured to control a DC voltage and electronically tuned to the same receiving frequency as the first RF tuning circuit;
and a reception tuning circuit in which the local oscillation frequency is determined based on the reception frequency tuned by the second RF tuning circuit and an intermediate frequency is generated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9059586U JPS62203517U (en) | 1986-06-16 | 1986-06-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9059586U JPS62203517U (en) | 1986-06-16 | 1986-06-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62203517U true JPS62203517U (en) | 1987-12-25 |
Family
ID=30950604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9059586U Pending JPS62203517U (en) | 1986-06-16 | 1986-06-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62203517U (en) |
-
1986
- 1986-06-16 JP JP9059586U patent/JPS62203517U/ja active Pending