Nanchang Hangtian Guangxin Technology Co., Ltd.
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  • Contact Person : Ms. Wang Susan
  • Company Name : Nanchang Hangtian Guangxin Technology Co., Ltd.
  • Tel : 86-791-83831099,13698003173
  • Fax : 86-791-83831088
  • Address : Jiangxi,Nanchang,3F, Scientific research industrial base, North campus, Nanchang Institue of Technology,Changbei economic development zone,Changbei district
  • Country/Region : China
  • Zip : 330000

pre amplifier for PA public address system

pre amplifier for PA public address system
Product Detailed
Related Categories:Professional Audio
1.pre amplifier for PA public address system 2.CE/CCC/ROHS 3.manufacturer 4.high quality with compatitve price 5.OEM

pre amplifier for PA public address system  

 

 

 

 

 

 

 

 

1. Introduction

 

The digital IP Pre-Amplifier (HT-A9009) is the matching product of HT-A9000, adopts 3.5inch full color LCD display, graphic type friendly operation, with functions like AOD broadcast, Live broadcast, USB driver play, paging broadcast, power management etc.

 

 

 

2 Features:

 

Ø 3.5inch full color LCD display, graphic type menu operation

 

Ø Standard 2U case

 

Ø Can receive audio file by network and decoding output

 

Ø Built-in WEB server, with browser remote configuring function

 

Ø With AOD broadcast, live broadcast, USB driver play, paging broadcast

 

Ø Built-in AOD broadcast collection module, realize real time signal collection function

 

Ø Local microphone and line input, volume adjustable

 

Ø Built-in 4CH intelligent power management, can switch on or off the power of external amplifier according to the sound

 

Ø Built-in 1CH network IP decoding, stereo audio output, can be extended to connect with 4pcs amplifier

3.technical specification:

Communication protocol:TCP/IP protocol, RTP/RTSP stream media protocol
Communication port:Standard RJ45 x 1
Audio format:MP3 / MP2 / G729 / G726 / ADPCM
Sampling rate:8~48KHz
Transmission rate:100Mbps
Audio mode:16byte stereo, CD tone
Analog audio input:MIC input: 10MV 6.3MM
Analog audio input: MIC input: 10MV 6.3MM
Mono socket line input:Stereo 1V p-p, 10K RCA socket
Line output:Stereo 1V p-p, 1K RCA socket
Power consumption:≤30W
Output frequency:20Hz~16KHz
SNR:>90dB
Audio output level:775mV / 1KΩ
Power supply:AC 220V / 50Hz

4.Front panel:

 

1. Power indicator

2.Power switch

3. USB port: For USB driver or Bluetooth dongle

4. MIC input port

5. LCD display screen

6. Up / Down: For control the moving direction of the cursor, menu and list selection, volume adjustment, and switch on the Bluetooth

7.Back: For return to previous interface, or quit from current operation

8. Number button 0~9: For input 0~9 numbers, and buttons 1~6 can be used to control music playing while under Audio-On-Demand status; button 3 can response paging request; button 0 can turn-off the screen when playing music

9.Enter: Access to menu, confirm selection, or enter into some function interface

10. Zone indicator lights and zone button

5.Rear panel:

1. RJ 45 network port

2.Audio output

3. Audio input

4. MIC input

5. 4CH amplifier power management

6.AC~220V 50Hz

6.Wiring diagram:

 

 

 

 

 

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pre amplifier for PA public address system



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