JPS59183054U - wireless public address system - Google Patents
wireless public address systemInfo
- Publication number
- JPS59183054U JPS59183054U JP7856983U JP7856983U JPS59183054U JP S59183054 U JPS59183054 U JP S59183054U JP 7856983 U JP7856983 U JP 7856983U JP 7856983 U JP7856983 U JP 7856983U JP S59183054 U JPS59183054 U JP S59183054U
- Authority
- JP
- Japan
- Prior art keywords
- public address
- address system
- audio signal
- radio wave
- wireless public
- 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
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (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図は従来の装置の斜視図、第２図は本考案に係る装
置の斜視図、第３図はワイヤレス送受信機の構成を示す
回路図である。
１０・・・・・・送受信機装置、１４・・・−・・・受
信機付拡声装置、２０・・・・・・ワイヤレスマイクロ
ホン、２２・・・・・・ミキシング部、２３・・・・・
・アッテネータ、Ａ・・・・・・受信復調部、Ｂ・・・
・・・送信部、Ｓｌ・・・・・・第一のオーディオ信号
、Ｓ２・・・・・・第二のオーディオ信号。FIG. 1 is a perspective view of a conventional device, FIG. 2 is a perspective view of a device according to the present invention, and FIG. 3 is a circuit diagram showing the configuration of a wireless transmitter/receiver. DESCRIPTION OF SYMBOLS 10... Transmitter/receiver device, 14... Loudspeaker with receiver, 20... Wireless microphone, 22... Mixing unit, 23...・
・Attenuator, A... Reception demodulator, B...
. . . transmitter, Sl . . . first audio signal, S2 . . . second audio signal.
Claims (2)
一のオーディオ信号を発生する受信復調部と前記第一の
オーディオ信号の入力によって作動し、第二のオーディ
オ信号を減衰するアッテネータと前記第−及び第二のオ
ーディオ信号を混合するミキシング部と前記ミキシング
部で混合された第ｉ及び第二のオーディオ信号によって
変調された電波ｆ２を送信する送信部とを備えた送受信
機装置と、前記電波ｆ２を受信復調して拡声する受信機
付拡声装置とからなるワイヤレス拡声装置。(1) a reception demodulator that receives the radio wave f1 of the wireless microphone and generates a first audio signal; an attenuator that operates upon input of the first audio signal and attenuates the second audio signal; A transceiver device includes a mixing section that mixes a second audio signal, a transmitting section that transmits a radio wave f2 modulated by the i-th and second audio signals mixed by the mixing section, and a transceiver device that transmits the radio wave f2. A wireless public address system consisting of a public address system with a receiver that demodulates reception and amplifies the sound.
在に取付可能である実用新案登録請求の範囲第１項記載
のワイヤレス拡声装置。(2) The wireless public address system according to claim 1, wherein the public address system with a receiver can be movably attached to a lighting duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7856983U JPS59183054U (en) | 1983-05-25 | 1983-05-25 | wireless public address system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7856983U JPS59183054U (en) | 1983-05-25 | 1983-05-25 | wireless public address system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59183054U true JPS59183054U (en) | 1984-12-06 |
Family
ID=30208573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7856983U Pending JPS59183054U (en) | 1983-05-25 | 1983-05-25 | wireless public address system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59183054U (en) |
-
1983
- 1983-05-25 JP JP7856983U patent/JPS59183054U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS59183054U (en) | wireless public address system | |
| JPS60177522U (en) | headphone type transceiver | |
| JPS606353U (en) | transceiver | |
| JPS61131200U (en) | ||
| JPS60111154U (en) | pager with radio | |
| JPS606360U (en) | sound equipment | |
| JPS59113899U (en) | Vehicle guidance system using AM radio frequency band | |
| JPS59140586U (en) | signal mixing device | |
| JPS58139744U (en) | wireless equipment | |
| JPS5861555U (en) | Reception monitor device | |
| JPS6195627A (en) | Wireless microphone | |
| JPS5911540U (en) | squelch circuit | |
| JPS59166543U (en) | Ultrasonic wireless remote control device | |
| JPS6093384U (en) | remote control system | |
| JPS60101885U (en) | electric valve system | |
| JPS60189163U (en) | car phone | |
| JPS58189640U (en) | vehicle radio receiver | |
| JPH0467865U (en) | ||
| JPS58107645U (en) | Call monitor circuit | |
| JPH0476743U (en) | ||
| JPS5911557U (en) | acoustic coupler device | |
| JPS6413884U (en) | ||
| JPS59159053U (en) | wireless communication device | |
| JPS5933345U (en) | transceiver | |
| JPS5826245U (en) | mobile radio |