MA系列功率放大器
详细信息
A、B、M通道为全频放大，选用东芝塑封管扩流输出。A、B为左右输出，M为中置输出，L通道内置电子分频器，低频输出。拨后板功能键，选择2CH时：A、B通道输入信号，输出为全频。M、L通道信号由A、B通道自动合成分配。M通道输出为全频，L通道输出为低频。选择3CH时：M通道需外置输入信号，输出为全频。选择4CH时：M、L通道均需外置输入信号，输出为全频。内置电子分频电路不起作用。适用于K、Hi房和多功能厅。
|
Inputs |
30KOHM(balanced) |
|
Frequency response |
20-20000Hz(±0.3dB) |
|
Slew rate |
≥30V/us |
|
Damping factor |
A、B、L≥300：1；L≥500：1 |
|
Crosstalk |
>90dB@1KHz |
|
S/N |
>100dB |
|
Total harmonic distortion(THD+N) |
<0.08%1KHz |
|
Inter-modulation distortion(IMD) |
<0.1%8Ω,1KHz@1W |
|
Dimensions(WXHXD) |
483×132×487mm |
技术指标：
|
|
MODG |
通道 |
8Ω |
4Ω |
Weight |
|
EIA
AC230V
Output power
1KHz
Max THD 0.5%
Both channels driven
|
MA320 |
A |
300W |
450W |
26kg |
|
B |
300W |
450W |
|||
|
LOW |
800W |
1200W |
|||
|
MA330 |
A |
400W |
600W |
29kg |
|
|
B |
400W |
600W |
|||
|
LOW |
1000W |
1600W |
|
|
MODG |
通道 |
8Ω |
4Ω |
Weight |
|
EIA
AC230V
Output power
1KHz
Max THD 0.5%
Both channels driven
|
MA420 |
A |
300W |
450W |
26kg |
|
B |
300W |
450W |
|||
|
M |
200W |
200W |
|||
|
LOW |
800W |
1200W |
|||
|
MA430 |
A |
400W |
600W |
29kg |
|
|
B |
400W |
600W |
|||
|
M |
260W |
260W |
|||
|
LOW |
1000W |
1600W |
