型号model
vda2180
vda2250
vda2350
vda2450
vda4180
vda4250
vda4350
vda4450
vda8180
vda8250
vda8350
8Ω立体声输出功率/ 8Ω stereo outputpower
200w
260w
390w
470w
200w
260w
390w
470w
200w
260w
390w
4Ω立体声输出功率/ 4Ω stereo outputpower
380w
480w
750w
910w
380w
480w
750w
910w
380w
480w
750w
2Ω立体声输出功率/ 2Ω stereo outputpower
600w
750w
1200w
1450w
600w
750w
1200w
1450w
600w
750w
1200w
8Ω桥接/ 8Ω bridged
720w
950w
1400w
1600w
720w
950w
1400w
1600w
720w
950w
1400w
频响fre(1w,8ohms)+0/-3db
10hz-20khz
10hz-20khz
10hz-20khz
总谐波失真1khz
0.02—0.05%
0.02—0.05%
0.02—0.05%
信噪比s/n rate
-100db
-100db
-100db
阻尼系数damping factor
＞600
＞600
＞600
分离度crosstalk
＞70
＞70
＞70
输入灵敏度input sensitivity
0.775v 1.4v 2.8v
0.775v 1.2v
0.775v 1.2v
输入阻抗input impedance
>10kΩ 平衡或非平衡
>10kΩ 平衡或非平衡平衡或非平衡/balancedor unbalanced
>10kΩ 平衡或非平衡/balanced orunbalanced
输出类别output circuitry
d类
d类
d类
输入接口input connector
凸/凹端xlr；rca同芯座
凤凰插头phoenix plug
凤凰插头phoenix plug
输出接口output connector
红黑接线柱； speakon
speakon
speakon
冷却cooling
2个风扇，气流从侧板左边向右边通风，无级风速，根据温度而定。
2个风扇，气流前面板向后通风，两级风速，根据温度而定。
2个风扇，气流前面板向后通风，无级风速，根据温度而定。
2 fans, airflow from the left panel to the right panel,promise wind speed, according to the temperature.
2 fans, airflow from the front panel to rear panel, 2-setwind speed, according to the temperature.
2 fans, airflow from the front panel to rear panel,promise wind speed, according to the temperature.
产品尺寸product dimension(mm)
483mm×295mm×45mm
483mm×320mm×45mm
483mm×420mm×45mm