1.96k Hz Sampling Frequency,24bit A/D and D/A Converter,32-bit DSP Processor 2. Software is very convenience 3. Work stable DPII is a series of Digital Speaker Management . 1.96 KHz Sampling Frequency, 32 bit DSP processor ,24-bit A/D and D/A converter2. 6 models available: 2Ins/4Outs, 2Ins/6Outs, 2Ins/8Outs,  3Ins/6Outs,  4Ins/6Outs,  4Ins/8Outs,3.USB abd RS485 connector are available.4.30 kinds of user programs can be stored into the device.5.Link and control channels together 6.Input channel functions: gain, delay, polarity, parametric EQ,noise gate7.output channel functions:gain,delay ,polarity,Crossover,compressor/limit,Matrix,parametric EQ.7.Password function

Pict Model	DP26Mark IV/DP28Mark IV/DP36Mark IV/DP46Mark IV/DP48MarkIV
Input Impedance	Balance: 20KΩ
Output Impedance	Balance: 100Ω
PC Com Port	One USB Com Port on front panel, 2 Rs485 Com Port on back panel(RJ-45)
CMRR	>70dB 1KHz
Input Range	≤+25dBu
Frequency Response	20Hz~20KHz -0.5dB
S/N R	>110dB
THD	<0.01% OUTPUT=0dBu/1KHz
Crosstalk of Channels	>110dB (1KHz)
Functions of input Channels
Input Mute	Each channel has Independent Mute Control
Input Delay	Each channel has Independent Delay Control Range:0—1000ms stepover 21us@<10ms; stepover 84us@10-20ms; stepover:0.5ms@>20ms
Input Polarity	Same-phase(+) or reversed phase(-)
Input EQ	Each Input Channel has 6 Bands Parametric EQ Central Frequency Point:20Hz-20KHz, 239 frequency points totally .Band Width:0.01oct-3oct @ stepover is 0.01oct Gain:-20dB-+20dB @ stepover , 0.1dB
Functions of Output Channels
Output mute	Each channel has Independent Mute Control
Output Selection	Each input channel can be selected to each output channel
Output Gain	Range:-12dB~+12dB, step: 0.1dB
Output Delay	Each channel has Independent Delay Control Range:0—1000ms
	stepover 21us@<10ms; stepover 84us@10-20ms; stepover:0.5ms@>20ms
Output Polarity	Same-phase(+) or reversed phase(-)
Crossover	Each output channel can be independently set as LPF and HPF. The parameters can be adjusted. Filter type :Linkwitz-Riley; Bessel; Butterworth. The Crossover Frequency: 20Hz~20KHz, Slope: 12dB/oct; 18dB/oct; 24dB/oct;48dB/oct.
Limiter	Limiter with each output channel. The parameters are adjustable: Threshold value: -20dBu~+20dBu; step:0.5dBu.
	Stepover:0.5dBu@starting time:0.3ms-100ms Stepover<1ms @0.1ms, Stepover>1ms@1ms
Output EQ	Each output channel has 6-band EQ: 3 modes: Lo-Shelf/Hi-Shelf/Parameter. A: Lo-Shelf: Slop: 6dB/12dB; Frequency:
	20Hz~20kHz; Gain: -20dB~20dB; B: Hi-Shelf: Slop: 6dB/12dB; Frequency: 20Hz~20kHz; Gain:-20dB~20dB; C: Parameters:
	frequency: 20Hz~20KHz, bandwidth: 0.05oct~3oct; Step: 0.05oct; Gain: -20dB~+20dB, Step 0.1dB
Processor	192KHz Sampling frequency, 32-bit Floating-Point DSP
Display	With 2*24 LCD, 8-LED input/output level. Mute and Editing mode can be displayed.
Power	≤25W
Power Supply	AC 110V/220V 50Hz/60Hz
Dimension(L×W×H)	1PC:562*362*98(mm) 6PCS:575*375*608(mm)
Weight	1PC:4.1/5(kg) 6PCS:38.6(kg)

               

Digital Speaker Management (DSP processor)