貴陽音響批發的數字類音響指向性非常好。一般用傳統喇叭構成的音箱，指向性很差，你必須站在音箱的前面，才能聽到較完*的聲音，特別是高音的部分；而如果你站在音箱的側面，可能有些背景或伴奏聲音就聽不到了；如果你站在音箱的背面，可能那甜美的歌聲，已經變成了不願意欣賞的聲音了。而平板式音箱卻沒有上述的問題存在，無論你站在任何位置，都能欣賞到完整、真實的聲音。貴陽音響批發
Model CA450
Power
8Ωstereo power 450W*2
4Ωstereo power 900W*2
8Ωbridge power 1800W*2
4Ωbridge power 3360W*2
Other specification
Frequency response 20Hz-20KHz
THD+N ＜0.05%
S/N rate ＞80dB
Damping Factor ＞200
Crosstalk ＞60dB
Slew Rate ＞13V/μs
Input Sensitivity 0.77V/1.0V/32dB
Input Impedance(bal/unbal) 20KΩ/10KΩ
Voltage gain(sensitivity:8ohm) 32dB
Output circuitry Class ITM
Cooling Air flow from front to rear
Protection Soft start,DC,short circuit,over
load,clip limit,over heat, progressive volume,VHF
Connector
Input Balance input XLR-F,Balance output XLR-M
Output Two red and black Binding posts,NL4 SPEAON
Function
Front panel Indicator Front panel
indicator:signal,clip,protect, power indicator,bridge,parallel
LCD display screen Front panel lcd:State attenuating
level of volume control, State operating temperature,State
general maintenance method, State malfunction type.
Front panel Power switch,volume control knob
Rear panel Stereo/parallel/bridge switch,input
sensitivity switch,low pass filter, high pass filter,grouding switch
Dimension/weight
Product dimension(mm) 485*495*90(2U)
Packing dimension(mm) 595*565*170(2U)
G.W(±2.5Kg) 23Kg
Power Removable american 6.5* power
cord Non-removable 20A cable
AC110V/60Hz.±10% AC110V/60Hz.±10%
AC120V/60Hz.±10% AC120V/60Hz.±10%
