JPS5952745U - Transmitting/receiving device - Google Patents
Transmitting/receiving deviceInfo
- Publication number
- JPS5952745U JPS5952745U JP1982147654U JP14765482U JPS5952745U JP S5952745 U JPS5952745 U JP S5952745U JP 1982147654 U JP1982147654 U JP 1982147654U JP 14765482 U JP14765482 U JP 14765482U JP S5952745 U JPS5952745 U JP S5952745U
- Authority
- JP
- Japan
- Prior art keywords
- receiving device
- transmitting
- bandpass filter
- circuit
- intermediate frequency
- 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
- Transceivers (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図は従来のプリミックス方式ＦＭ変調送受信機の構
成を示すブロック図、第２図は本考案によるプリミック
ス方式ＦＭ変調送受信装置の構成を示すブロック図であ
る。
１・・・受信局面発振周波数出力発振器、２・・・回路
周波数合成器、３・・・帯域通過フィルタ、４・・・送
信、出力増幅器、５・・・送信アンテナ、６・・・逓倍
器、７・・・中間周波数発振および変調回路、８・・・
低周波出力回路、９・・・受信機ヘテロゲイン回路、１
０・・・受信アンテナ、１１・・・中間周波増幅器、１
２・・・検波回路、１３・・・低周波増幅器、１４・・
・スピーカ、１５・・・帯域通過フィルタ、１６．１６
’・・・高周波チョーク、１７．１７’ ・・・ダイオ
ード。FIG. 1 is a block diagram showing the configuration of a conventional premix type FM modulation transmitter/receiver, and FIG. 2 is a block diagram showing the configuration of a premix type FM modulation transmitter/receiver according to the present invention. DESCRIPTION OF SYMBOLS 1... Reception phase oscillation frequency output oscillator, 2... Circuit frequency synthesizer, 3... Band pass filter, 4... Transmission, output amplifier, 5... Transmission antenna, 6... Multiplier , 7... intermediate frequency oscillation and modulation circuit, 8...
Low frequency output circuit, 9...Receiver hetero gain circuit, 1
0... Receiving antenna, 11... Intermediate frequency amplifier, 1
2...Detection circuit, 13...Low frequency amplifier, 14...
・Speaker, 15...Band pass filter, 16.16
'...High frequency choke, 17.17'...Diode.
Claims (1)
過フィルタとしても使用されることを特徴とするプリミ
ックス方式ＦＭ変調送受信装置。A premix type FM modulation transmitting/receiving device characterized in that a reception intermediate frequency bandpass filter is also used as a transmission signal bandpass filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982147654U JPS5952745U (en) | 1982-09-28 | 1982-09-28 | Transmitting/receiving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982147654U JPS5952745U (en) | 1982-09-28 | 1982-09-28 | Transmitting/receiving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5952745U true JPS5952745U (en) | 1984-04-06 |
Family
ID=30328287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1982147654U Pending JPS5952745U (en) | 1982-09-28 | 1982-09-28 | Transmitting/receiving device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5952745U (en) |
-
1982
- 1982-09-28 JP JP1982147654U patent/JPS5952745U/en active Pending
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