JPS59183045U - FM wide receiver - Google Patents
FM wide receiverInfo
- Publication number
- JPS59183045U JPS59183045U JP7669883U JP7669883U JPS59183045U JP S59183045 U JPS59183045 U JP S59183045U JP 7669883 U JP7669883 U JP 7669883U JP 7669883 U JP7669883 U JP 7669883U JP S59183045 U JPS59183045 U JP S59183045U
- Authority
- JP
- Japan
- Prior art keywords
- output
- wide receiver
- signal
- comparator
- generates
- 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
- Television Receiver Circuits (AREA)
- Noise Elimination (AREA)
- Circuits Of Receivers In General (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ＦＭワイド受信機の一例を示す−要部
回路図、第２図、鯖３図は第１図に示すスイッチの一例
を示す側面図および平面図、第４図はこの考案によるＦ
Ｍワイド受信機の一実施例を示す回路図である。
１・・・・・・アンプ、２！゛４・・・・・・コンデン
サ、３． １ｍ。
９．２４〜２７−−−−−−抵抗、５・・・・・・ステ
レオ復調回路 ６ｍｍ＠＠＊・ダイオード、２０・・・
・・・レベル検出！、２ト・・・・・ジンパレータ、２
３． ２４−−−−−・トランジスタ。
閾 第２図
、１２- Figure 1 shows an example of a conventional FM wide receiver - Main circuit diagram, Figures 2 and 3 are side and plan views of an example of the switch shown in Figure 1, and Figure 4 is a circuit diagram of the main part. F by invention
FIG. 2 is a circuit diagram showing an example of an M-wide receiver. 1...Amplifier, 2!゛4... Capacitor, 3. 1m. 9.24~27---Resistor, 5... Stereo demodulation circuit 6mm@@* Diode, 20...
...Level detection! , 2 to... Jinparator, 2
3. 24------Transistor. Threshold Figure 2, 12
Claims (1)
て、ＦＭ検波信号の通路に設けられた信号機衰用の抵抗
と、この抵抗に対して設けられたスイッチング素子と、
チューニング電圧がＴＶ音声帯域の受信レベルを示す時
に出力を発生するコしパレータと、このコンパレータの
出力と同調信号のレベルが予め定められた値を越えた時
に出力を発生するレベル検出部の出力が対迭した時に前
記スイッチング素子をオンさせることによりＦＭ検検波
波信号バイパスさせる論理回路とを備えたＦＭワイド受
信機。 笛１ｐ[Claims for Utility Model Registration] In an FM wide receiver for receiving FM and TV audio broadcasts, a resistance for signal attenuation provided in the path of an FM detection signal, a switching element provided for this resistance,
A comparator that generates an output when the tuning voltage indicates the reception level of the TV audio band, and an output of a level detector that generates an output when the output of this comparator and the level of the tuning signal exceed a predetermined value. An FM wide receiver comprising a logic circuit that bypasses an FM detection wave signal by turning on the switching element when a pair is received. whistle 1p
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7669883U JPS59183045U (en) | 1983-05-20 | 1983-05-20 | FM wide receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7669883U JPS59183045U (en) | 1983-05-20 | 1983-05-20 | FM wide receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59183045U true JPS59183045U (en) | 1984-12-06 |
Family
ID=30206746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7669883U Pending JPS59183045U (en) | 1983-05-20 | 1983-05-20 | FM wide receiver |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59183045U (en) |
-
1983
- 1983-05-20 JP JP7669883U patent/JPS59183045U/en active Pending
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