JPS6115844U - receiving device - Google Patents
receiving deviceInfo
- Publication number
- JPS6115844U JPS6115844U JP9797584U JP9797584U JPS6115844U JP S6115844 U JPS6115844 U JP S6115844U JP 9797584 U JP9797584 U JP 9797584U JP 9797584 U JP9797584 U JP 9797584U JP S6115844 U JPS6115844 U JP S6115844U
- Authority
- JP
- Japan
- Prior art keywords
- band
- bands
- tuner
- reception mode
- tuning
- 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
Landscapes
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の受信装置の特に選局回路部の一例を示す
図、第2図はこの考案による選局装置の・一例のブdツ
ク図、第3図、第4図及び第5図1よそれぞれの要部の
一例の回路図である。
1は選局装置、20は4バンド対応のチューナ、21は
バンド指定ロジックIC,22ハバンドロジック変更回
路、23はエアー受信モードとCATV受信モードで切
り換えられるスイッチである。FIG. 1 is a diagram showing an example of a conventional channel selection circuit, in particular, FIG. 2 is a book diagram of an example of a channel selection device according to this invention, and FIGS. 3, 4, and 5. FIG. 1 is a circuit diagram of an example of the main parts of each of FIGS. 1 is a channel selection device, 20 is a tuner compatible with 4 bands, 21 is a band designating logic IC, 22 is a hubband logic changing circuit, and 23 is a switch that can be switched between an air reception mode and a CATV reception mode.
Claims (1)
HFバンドの4バンド受信可能なチューナと、このチュ
ーナに選局用信号を供給するVHFのローバンド、ハイ
バンド及びU}IPバンドの3バンド用の選局装置と、
この選局装置とチューナとの間に設けられるバンドロジ
ック回路と、CATV受信モードとエアー放送受信モー
ドとで切り換えられるモード切換えスイッチとを有し、
上記バンドロジック回路は上記選局装置からのバンド切
り換え情報に応じて上記4バンドのうちの3バンドのい
ずれかを指定する信号を出力するも、上記モード切り換
えスイッチの切り換えに応じて指定可能な3つのバンド
のうちの1つの指定がC7ATV受信モードのときはV
HFのミッドバンド、エアーのときはUHFバンドの指
定となるように変更されるようになされた受信装置。VHF low band, mid band, high band and U
A tuner capable of receiving four bands of HF band, a tuning device for three bands of VHF low band, high band, and U}IP band that supplies a tuning signal to this tuner;
It has a band logic circuit provided between the tuning device and the tuner, and a mode changeover switch that can be switched between CATV reception mode and air broadcast reception mode,
The band logic circuit outputs a signal specifying any of the three bands out of the four bands in response to the band switching information from the channel selection device, and the three bands that can be specified in response to the switching of the mode changeover switch. V when one of the two bands is specified as C7ATV reception mode.
A receiving device that can be changed to specify the HF midband and the UHF band when air is used.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9797584U JPS6115844U (en) | 1984-06-29 | 1984-06-29 | receiving device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9797584U JPS6115844U (en) | 1984-06-29 | 1984-06-29 | receiving device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6115844U true JPS6115844U (en) | 1986-01-29 |
Family
ID=30657529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9797584U Pending JPS6115844U (en) | 1984-06-29 | 1984-06-29 | receiving device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6115844U (en) |
-
1984
- 1984-06-29 JP JP9797584U patent/JPS6115844U/en active Pending
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