catv qam modulator

CATV QAM modulator/digital modulator Features Complying DVB standard signal channel coding. Support full range variable data rate, bandwidth and QAM mode Data stuffing. Super buffer (optional), anti-burst code stream. PID filter, re-reflection, PSI, SI information synchronal updating possible. Automatically code stream stuffing and empty pocket deleting. Code stream real-time monitoring, empty pocket filtering. Support NIT able modifying. Real-time code steam monitoring. PCR adjusting, output symbol rate variable:1 7Ms/s; Fixed or agile channel output; Providing ASI and DS3 input port and output port (optional); Providing RF output monitoring port (-20dB); Local or Remote administration possible; LCD display, flexible in operating; High reliability design, stable in running. Specification Modulating mode 16 32 64 128 256 QAM Symbol rate 3 7Mbaud/s Correction coding RS coding 188/204 Input data rate 1.5 51Mbps Channel data rate 20 56Mbps MER 33dB BER 0 Input interface ASI DVB standard SPI Output IF Frequency 35.2/36.15/36.65(optional) RF Frequency 47 870MHz Output level ≥115dBu∨ Output level adjustable 0-16dB(0.5dB stepping) Impedance 75Ω Output return loss ≥12dB Miscellaneous Dimension 44mm x 482mm x410mm Temperature 0 45(operating)-20 80storage Power 220VAC±10%,50Hz,25W