JPH01105221U - - Google Patents
Info
- Publication number
- JPH01105221U JPH01105221U JP19954687U JP19954687U JPH01105221U JP H01105221 U JPH01105221 U JP H01105221U JP 19954687 U JP19954687 U JP 19954687U JP 19954687 U JP19954687 U JP 19954687U JP H01105221 U JPH01105221 U JP H01105221U
- Authority
- JP
- Japan
- Prior art keywords
- band
- signal
- receives
- outputs
- band switching
- 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
- 238000010586 diagram Methods 0.000 description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Landscapes
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Description
第１図は、本考案の一実施例を示すブロツク図
。第２図は、従来例を示すブロツク図。第３図は
、周波数バンドと選局操作を示す図である。
１……制御回路、７……バンド切換部、８……
チユーナ、９……選局操作部、１４……切換信号
発生回路。
FIG. 1 is a block diagram showing one embodiment of the present invention. FIG. 2 is a block diagram showing a conventional example. FIG. 3 is a diagram showing frequency bands and channel selection operations. 1... Control circuit, 7... Band switching section, 8...
Tuner, 9...Tuning selection operation unit, 14...Switching signal generation circuit.
Claims (1)
ド切換部と、このバンド切換部から出力されるバ
ンド信号を受けて、そのバンド信号に対応した周
波数バンドを受信するチユーナと、前記バンド信
号を受けて、その周波数バンド内にある複数のチ
ヤンネルから好みのチヤンネルを選局し、このチ
ヤンネルに対応した選局信号を出力する選局操作
部と、この選局操作部から出力された選局信号を
受けて、選局電圧と前記バンド切換部のバンド切
り換えを制御する制御信号を出力する制御回路と
を具備したバンド切換装置において、 予め定められた周波数バンド以外の周波数バン
ドを前記バンド切換部が選択したとき、前記制御
回路へバンド切換信号を出力する切換信号発生回
路を具備し、前記制御回路が前記バンド信号を受
けたとき、前記バンド切換部に制御信号を出力し
て自動的に予め定めた周波数バンドに戻すことを
特徴とするバンド切換装置。[Claims for Utility Model Registration] A band switching unit that selectively switches between a plurality of frequency bands; a tuner that receives a band signal output from the band switching unit and receives a frequency band corresponding to the band signal; A tuning operation section that receives the band signal, selects a desired channel from a plurality of channels within the frequency band, and outputs a tuning signal corresponding to the channel; A band switching device comprising a control circuit that receives a tuning signal and outputs a tuning voltage and a control signal for controlling band switching of the band switching unit, wherein the frequency band other than the predetermined frequency band is A switching signal generating circuit is provided which outputs a band switching signal to the control circuit when the band switching section selects the band switching section, and when the control circuit receives the band signal, outputs a control signal to the band switching section to automatically A band switching device characterized in that the frequency band is switched back to a predetermined frequency band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19954687U JPH01105221U (en) | 1987-12-29 | 1987-12-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19954687U JPH01105221U (en) | 1987-12-29 | 1987-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01105221U true JPH01105221U (en) | 1989-07-14 |
Family
ID=31489994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19954687U Pending JPH01105221U (en) | 1987-12-29 | 1987-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01105221U (en) |
-
1987
- 1987-12-29 JP JP19954687U patent/JPH01105221U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH01105221U (en) | ||
| JPS58182520U (en) | electronic preset tuner | |
| JPS62196473U (en) | ||
| JPS5927626U (en) | Tuning circuit of electronic tuner | |
| JPH0191346U (en) | ||
| JPS63121979U (en) | ||
| JPH03105045U (en) | ||
| JPS6285071U (en) | ||
| JPH0212790U (en) | ||
| JPS6162434U (en) | ||
| JPS63192731U (en) | ||
| JPS6447125U (en) | ||
| JPS62155579U (en) | ||
| JPS647441U (en) | ||
| JPS61153172U (en) | ||
| JPS63153620U (en) | ||
| JPS6356814U (en) | ||
| JPH01135874U (en) | ||
| JPS63153669U (en) | ||
| JPS6178424U (en) | ||
| JPS593668U (en) | Television receiver channel selection device | |
| JPH0266015U (en) | ||
| JPH02128508A (en) | Audio amplifier | |
| JPS58166131U (en) | Channel selection device | |
| JPS6165596U (en) |