HIGH HOPE ELECTRONIC & SCIENTIFIC CO.,LTD

WHY HIGH HOPE
HIGH HOPE ELECTRONIC & SCIENTIFIC CO.,LTD, a specialized foreign trade import and export of electronic technology company, focused on audio products and public address systems, development and research,have R & D centre and factory in Guangzhou, Shenzhen and Zhejiang. Products are exported to Europe, America, Africa, Middle East and Southeast Asia.

A series Professional amplifier

Item Code: Features:♪ Using H type circuit to improve the efficiency of the amplifier, reducing the temperature inside the machine, and improving long-time stability of the whole work; ♪ Short circuit,over temperature and DC offset protection; ♪ Automatic fan speed control function, intelligent fan speed has accelerated with increasing temperature. ♪ Built-in automatic limit function, to avoid causing excessive input amplifier output distortion. ♪ It has Stereo/Mono/Bridge switch and Sensitivity selector switch;
  • Description
型号
MODELS
A3+ A4+ A5+ A6+ A7+
Stereo poewr
  (8ohm)
320WX2
(8ohm load)










 
420WX2
(8ohm load)










 
520WX2
(8ohm load)










 
620WX2
(8ohm load)










 
720WX2
(8ohm load)










 
Stereo poewr
  (4ohm)
520WX2
(4oh load)










 
620WX2
(4oh load)










 
820WX2
(4oh load)










 
950WX2
(4oh load)










 
1400WX2
(4oh load)










 
Bridge
(8ohm)
1000W
(8ohm bridged)










 
1200W
(8ohm bridged)










 
1600W
(8ohm bridged)










 
1800W
(8ohm bridged)










 
2800W
(8ohm bridged)










 
频率响应
Frequency
Rerponse
20Hz~20KHz±0.5dB 20Hz~20KHz±0.5dB 20Hz~20KHz±0.5dB 20Hz~20KHz±0.5dB 20Hz~20KHz±0.5dB
总谐波失真
T.H.D(%)
≤0.1% ≤0.1% ≤0.1% ≤0.1% ≤0.1%
信噪比
SignaITo
NoiseRatio
 ≥110dB  ≥110dB  ≥110dB  ≥110dB  ≥110dB
阻尼系数
Damping
Factor
 ≥300  ≥300  ≥400  ≥400  ≥400
输入阻抗
Iput
Pedance
10KΩ/20KΩ 10KΩ/20KΩ 10KΩ/20KΩ 10KΩ/20KΩ 10KΩ/20KΩ
输入灵敏度
Input
Sensitivity 
0dB/+2.2dB+5.4dB 0dB/+2.2dB+5.4dB 0dB/+2.2dB+5.4dB 0dB/+2.2dB+5.4dB 0dB/+2.2dB+5.4dB
通道隔离度
CrossTalk
(1KHz)
>70dB >70dB >70dB >70dB >70dB
输入连接器
Input
Connecters
3-Pin XLR 3-Pin XLR 3-Pin XLR 3-Pin XLR 3-Pin XLR
工作电压
MainPower
Supply
 AC/220V-240V
50Hz-60Hz
 AC/220V-240V
50Hz-60Hz
 AC/220V-240V
50Hz-60Hz
 AC/220V-240V
50Hz-60Hz
 AC/220V-240V
50Hz-60Hz
外形尺寸
DIMENSIONS(mm)
482(W)X400(D)X88.5(H)mm 482(W)X492(D)X88.5(H)mm
包装尺寸
BOX SIZES(mm)
560(W)X520(D)X145(H)mm 572(W)X540(D)X170(H)mm
重量
Weight
18kg 20kg 23kg 25kg 27kg
型号
MODELS
A3+ A4+ A5+ A6+ A7+
Stereo poewr
  (8ohm)
320WX2
(8ohm load)










 
420WX2
(8ohm load)










 
520WX2
(8ohm load)










 
620WX2
(8ohm load)










 
720WX2
(8ohm load)










 
Stereo poewr
  (4ohm)
520WX2
(4oh load)










 
620WX2
(4oh load)










 
820WX2
(4oh load)










 
950WX2
(4oh load)










 
1400WX2
(4oh load)










 
Bridge
(8ohm)
1000W
(8ohm bridged)










 
1200W
(8ohm bridged)










 
1600W
(8ohm bridged)










 
1800W
(8ohm bridged)










 
2800W
(8ohm bridged)










 
频率响应
Frequency
Rerponse
20Hz~20KHz±0.5dB 20Hz~20KHz±0.5dB 20Hz~20KHz±0.5dB 20Hz~20KHz±0.5dB 20Hz~20KHz±0.5dB
总谐波失真
T.H.D(%)
≤0.1% ≤0.1% ≤0.1% ≤0.1% ≤0.1%
信噪比
SignaITo
NoiseRatio
 ≥110dB  ≥110dB  ≥110dB  ≥110dB  ≥110dB
阻尼系数
Damping
Factor
 ≥300  ≥300  ≥400  ≥400  ≥400
输入阻抗
Iput
Pedance
10KΩ/20KΩ 10KΩ/20KΩ 10KΩ/20KΩ 10KΩ/20KΩ 10KΩ/20KΩ
输入灵敏度
Input
Sensitivity 
0dB/+2.2dB+5.4dB 0dB/+2.2dB+5.4dB 0dB/+2.2dB+5.4dB 0dB/+2.2dB+5.4dB 0dB/+2.2dB+5.4dB
通道隔离度
CrossTalk
(1KHz)
>70dB >70dB >70dB >70dB >70dB
输入连接器
Input
Connecters
3-Pin XLR 3-Pin XLR 3-Pin XLR 3-Pin XLR 3-Pin XLR
工作电压
MainPower
Supply
 AC/220V-240V
50Hz-60Hz
 AC/220V-240V
50Hz-60Hz
 AC/220V-240V
50Hz-60Hz
 AC/220V-240V
50Hz-60Hz
 AC/220V-240V
50Hz-60Hz
外形尺寸
DIMENSIONS(mm)
482(W)X400(D)X88.5(H)mm 482(W)X492(D)X88.5(H)mm
包装尺寸
BOX SIZES(mm)
560(W)X520(D)X145(H)mm 572(W)X540(D)X170(H)mm
重量
Weight
18kg 20kg 23kg 25kg 27kg

 

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HIGH HOPE ELECTRONIC & SCIENTIFIC CO.,LTD, a specialized manufacture and exporter of acoustic and electronic technology , focused on audio products and public speaker address systems, development and research . Products are exported to Europe, America, Africa, Middle East and Southeast Asia.
Our serving a wide variety of markets with more than speakers and ampelifiers include PA , Home, computer, Industry and Public System.
Why HIGH HOPE?
For “HIGH SOUND QUALITY” !
Wish we can make good service for you and your clients all over the world.