QAM modulator with mux and scrambling

Product Description

Main Feature
lOutput symbol rate 4.2～7Mbaud/s
lBit rate range of data:1.5～*1.6Mbps
lBit rate range of output data:*5.5～*6Mbps lsupport ITU-T J.*3 A,B and C
l**8 /**4 packet automatic identification
lError-correction codes completely fulfill DVB-C Standard lModulating modes :*6QAM、*2QAM、*4QAM、**8QAM、**6QAM lMulti-way  interface: ASI（DS3/E3 optional）
lMulti-way RF mixed output: ASI（DS3/E3 optional） l(BW) range of output signal 4.*3～8.*5MHz (Roll-off factor:0.*5)
lRF range:*0～**0MHz, 4 frequency points select output lOutput level range: *6dBuV～**6dBuV(0.5dBuV step), gain tuning（*2.5～*0.5dB）
lLarge buffer memory, the ASI interface support both outburst and well-distributed code stream and uniform the code to improve the code rate.
lTS stream modulator have direct connection, multiplexing and scrambling function  lNIT mapping and sending, support *5 NIT mapping
l8 groupPID filtering and re-mapping l
PSI/SI information table pick-up, parse and modification lSI information replacement and insert l
Input data null packet filtering and output data filling. lPCR correction
lShow and inspect system bit rate and valid bit rate real time
ladaptive filter circuit design to ensure excellent band rejection
lProviding RF output monitoring port（**0dB）
lPower off memory
lError alarming
lLCD display
lNetwork control interface realizes remote maintenance, supervision and software upgrade