JPH02116140U - - Google Patents
Info
- Publication number
- JPH02116140U JPH02116140U JP2330789U JP2330789U JPH02116140U JP H02116140 U JPH02116140 U JP H02116140U JP 2330789 U JP2330789 U JP 2330789U JP 2330789 U JP2330789 U JP 2330789U JP H02116140 U JPH02116140 U JP H02116140U
- Authority
- JP
- Japan
- Prior art keywords
- input terminal
- uhf
- tuner
- vhf
- input
- 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
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Circuits Of Receivers In General (AREA)
Description
第１図は本考案に係る電子チユーナの一実施例
を示すブロツク図、第２図と第３図は従来の２バ
ンド電子チユーナの各具体例を示す各ブロツク図
である。
２６……ＵＨＦチユーナ部、２７……ＶＨＦチ
ユーナ部、２８……第１入力端子、２９……第２
入力端子、３０……スイツチ手段、３１……出力
端子。
FIG. 1 is a block diagram showing one embodiment of an electronic tuner according to the present invention, and FIGS. 2 and 3 are block diagrams showing specific examples of a conventional two-band electronic tuner. 26...UHF tuner section, 27...VHF tuner section, 28...first input terminal, 29...second
Input terminal, 30... switch means, 31... output terminal.
Claims (1)
チユーナ部と、共通の出力端子とを具備するＵＨ
Ｆ−ＶＨＦ電子チユーナにおいて、上記第１の入
力端子と各チユーナ部間に介在し、ＵＨＦ及びＶ
ＨＦ帯域の各入力信号を共に第１の入力端子にて
受信する際、所定のインピーダンスに変換を経て
第１入力端子といずれかのチユーナ部とを選択接
続し、かつ、各入力信号を第１、第２の入力端子
にて個別に受信する際、第１の入力端子とＶＨＦ
チユーナ部とを遮断すると共に所定のインピーダ
ンス変換を経て第１の入力端子とＵＨＦチユーナ
部とを接続するインピーダンス変換器を含むスイ
ツチ手段を具備したことを特徴とする電子チユー
ナ。 first and second input terminals, UHF and VHF
UH equipped with a tuner section and a common output terminal
In the F-VHF electronic tuner, the UHF and V
When each input signal in the HF band is received at the first input terminal, the first input terminal and one of the tuner sections are selectively connected after being converted to a predetermined impedance, and each input signal is received at the first input terminal. , when receiving individually at the second input terminal, the first input terminal and VHF
1. An electronic tuner comprising switch means including an impedance converter that cuts off the UHF tuner section and connects the first input terminal and the UHF tuner section through a predetermined impedance conversion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2330789U JPH02116140U (en) | 1989-02-28 | 1989-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2330789U JPH02116140U (en) | 1989-02-28 | 1989-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02116140U true JPH02116140U (en) | 1990-09-18 |
Family
ID=31242179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2330789U Pending JPH02116140U (en) | 1989-02-28 | 1989-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02116140U (en) |
-
1989
- 1989-02-28 JP JP2330789U patent/JPH02116140U/ja active Pending