JPS606353U - transceiver - Google Patents
transceiverInfo
- Publication number
- JPS606353U JPS606353U JP1983097834U JP9783483U JPS606353U JP S606353 U JPS606353 U JP S606353U JP 1983097834 U JP1983097834 U JP 1983097834U JP 9783483 U JP9783483 U JP 9783483U JP S606353 U JPS606353 U JP S606353U
- Authority
- JP
- Japan
- Prior art keywords
- amplifier
- microphone
- output
- speaker
- receiver
- 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
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図は従来の無線機の信号入出力部分を示す回路図、
第２図は本考案に係る無線機の実施例を示す信号入出力
部分の回路図、第３図は他の実施例を示す回路図である
。
Ｍ・・・・・・マイク、Ａ１・・・・・・マイクロフォ
ン用の増幅器、Ａ２・・・・・・位相反転型のミキシン
グ増幅器、Ａ３・・・・・・増幅器、ＭＳ・・・・・・
固定スピーカー、Ｄ・・・・・・検波出力。Figure 1 is a circuit diagram showing the signal input/output part of a conventional radio.
FIG. 2 is a circuit diagram of a signal input/output portion showing an embodiment of a radio device according to the present invention, and FIG. 3 is a circuit diagram showing another embodiment. M...Microphone, A1...Microphone amplifier, A2...Phase inversion type mixing amplifier, A3...Amplifier, MS...・
Fixed speaker, D...Detection output.
Claims (1)
本体側に設けられた固定スピーカーとを有する無線機に
おいて、 マイクロフォンからの出力を増幅するためのマイクロフ
ォン用増幅器と、該マイクロフォン用増幅器からの信号
と受信部からの検波出力とを混合し、送受話器側のスピ
ーカーを駆動するための位相反転型ミキシング増幅器と
、その正相入力端に上記検波出力が、その反転入力端に
は送受信開始時等に出力されるアラーム音等が夫々入力
されている固定スピーカー駆動用の増幅器とを備えてい
ることを特徴とする無線機。[Scope of utility model registration claim] A handset with a built-in microphone and speaker,
In a radio device that has a fixed speaker installed on the main body side, a microphone amplifier is used to amplify the output from the microphone, and the signal from the microphone amplifier and the detection output from the receiver are mixed, and the signal from the receiver is A fixed amplifier with a phase-inverting mixing amplifier for driving the side speakers, the above-mentioned detection output being input to its positive phase input terminal, and an alarm sound, etc. output at the start of transmission/reception, etc., being input to its inverting input terminal. A radio device characterized by comprising an amplifier for driving a speaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983097834U JPS606353U (en) | 1983-06-27 | 1983-06-27 | transceiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983097834U JPS606353U (en) | 1983-06-27 | 1983-06-27 | transceiver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS606353U true JPS606353U (en) | 1985-01-17 |
| JPH0112443Y2 JPH0112443Y2 (en) | 1989-04-11 |
Family
ID=30232544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1983097834U Granted JPS606353U (en) | 1983-06-27 | 1983-06-27 | transceiver |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS606353U (en) |
-
1983
- 1983-06-27 JP JP1983097834U patent/JPS606353U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0112443Y2 (en) | 1989-04-11 |
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