JPS6266436U - - Google Patents
Info
- Publication number
- JPS6266436U JPS6266436U JP15829785U JP15829785U JPS6266436U JP S6266436 U JPS6266436 U JP S6266436U JP 15829785 U JP15829785 U JP 15829785U JP 15829785 U JP15829785 U JP 15829785U JP S6266436 U JPS6266436 U JP S6266436U
- Authority
- JP
- Japan
- Prior art keywords
- filter
- broadcasting receiver
- path leading
- radio broadcasting
- subsequent circuit
- 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.)
- Granted
Links
- 239000000284 extract Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
Landscapes
- Circuits Of Receivers In General (AREA)
Description
第１図は本考案の実施例のブロツク図、第２図
は第１図のフイルタ９の実施例の回路図および、
第３図はローパスフイルタ部９１の伝送周波数特
性図である。
１は受信アンテナ、２は高周波増幅器、３は混
合器、４は局部発信器、５は中間周波増幅器、６
は検波器、７は電力増幅器、８はスピーカ、９は
フイルタ、１０，１１は切換スイツチである。
FIG. 1 is a block diagram of an embodiment of the present invention, and FIG. 2 is a circuit diagram of an embodiment of the filter 9 shown in FIG.
FIG. 3 is a transmission frequency characteristic diagram of the low-pass filter section 91. 1 is a receiving antenna, 2 is a high frequency amplifier, 3 is a mixer, 4 is a local oscillator, 5 is an intermediate frequency amplifier, 6
is a detector, 7 is a power amplifier, 8 is a speaker, 9 is a filter, and 10 and 11 are changeover switches.
Claims (1)
検波出力の中からほぼ音声周波数帯域成分のみを
抽出するフイルタと、 前記検波器の検波出力を前記フイルタを介して
後段の回路に導くパスと前記フイルタを介さずに
後段の回路に導くパスとを切換える切換スイツチ
とを具備したことを特徴とするラジオ放送用受信
機。[Claims for Utility Model Registration] A filter that is installed after a detector of a radio broadcasting receiver and extracts almost only audio frequency band components from the detected output; 1. A radio broadcasting receiver comprising a changeover switch for switching between a path leading to a subsequent circuit and a path leading to a subsequent circuit without passing through the filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15829785U JPH0246126Y2 (en) | 1985-10-16 | 1985-10-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15829785U JPH0246126Y2 (en) | 1985-10-16 | 1985-10-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6266436U true JPS6266436U (en) | 1987-04-24 |
| JPH0246126Y2 JPH0246126Y2 (en) | 1990-12-05 |
Family
ID=31081654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15829785U Expired JPH0246126Y2 (en) | 1985-10-16 | 1985-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0246126Y2 (en) |
-
1985
- 1985-10-16 JP JP15829785U patent/JPH0246126Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0246126Y2 (en) | 1990-12-05 |
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