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QAM-Modulator 
 
 
Specifications
 
ASI Input (standard)
Connector BNC, 75 Ω
Interface type Asynchronous Serial Interface (ASI)
Packet format Auto detection:188 / 204 byte packets
Bit rate 1 to 215 Mbit/s (minimum 1 Mbit/s payload)
Syntax SPTS or MPTS (according to ISO/IEC 13818)
PID range filtering Selectable
RF Output
Connector F-type,75 Ω (ITU-B&C) or BNC,50Ω (ITU-A)
Bandwidth 6 MHZ (ITU-B&C) or 7 to 8 MHz (ITU-A)
Level 50 to 61 dBmV RMS
Return loss ≧15 dB
EVM(before equalizer) ≦2 % RMS (at RF)
MER (measured at RF) ≧40 dB
BER ≦5.10 -9 (pre FEC and @256 QAM)
SNR ≧50 dB in band
Spurs (CW) in band ≧ 50dB
RF test point level -20 dB
 
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