Série -NMP

NMP-F series have three varieties , there are NMP 150F , NMP250F ; NMP350F , NMP450F, and NMP550F , these products can provide the output power separately 150w, 250w , 350w , 450w , 550w , they can be applied to the public broadcasting in various fields and the amplification of background music , specially in the fields where power must be assigned simply.
All of this series have a preamplifier , the unit has there microphone input , and one is first with mute function , it has tow line input , they can be linked to all kinds of source as CD,radio , recorder etc. The  level of microphones or lines can be adjusted separately . The unit provides one line output , it can be for recording or linking to other amplifier. Therefive pushbuttons for power assignment at front panel , all these products  are equipped with reliable shortcut and overload protection.
The out methods of this serie are 4~16Ω, 70v and 100v (20v) , the zone output methods is 70v/110v (with switch selector)
Mic input : 600Ω-60dB
Line input 10KΩ-20dB
Talkver: 0-30dB
Frequency response : 80hz  16Khz
Distortion :<=0.1% 80hz   16Khz
S/N ratio : >= 96dB