FMUSER INTERNATIONAL GROUP INC.
广州市汉婷生物技术开发有限公司
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Internal:
This modulator uses internal 10MHz crystal oscillator as reference clock.
External:
This modulator uses external 10 MHz input as reference clock.
Auto:
The modulator will preferably select the external 10MHz input if it exists. Otherwise the
modulator will select the internal 10MHz crystal oscillator’s output as reference clock.
Ø
Input Select
ASI1/2/3/4:
The input TS comes from port ASI1or 2 or 3 or 4.
IP IN:
The input signal comes from data port.
Ø
Roll-off Factor
User can set the roll-off factor of the DVB-S and DVB-S2. There are 3 possible options including
0.35, 0.25 and 0.20.
Ø
Convolutional Code Rate
This option only activate when the modulation mode is DVB-S, in other words, this
modulator
works as DVB-S modulator. The possible convolutional options include 1/2, 2/3, 3/4, 5/6, 7/8.
Ø
FEC Code Rate
User can set FEC (Forward Error Correction) value at this menu when modulator works as DVB-S2
