AMT-70/AMT-73/AMT-75 Installation and Operation
DESCRIPTION SPECIFICATION
25
Configurable Forward Error Correction
Intelsat 308/309
DVB-S/DVB-DSNG Coding
ETPC (as AMT70)
DVB-S2 SHORT and NORMAL FEC Block
SHORT Block 16kbit ¼
*
,
1
/
3
*
,
2
/
5
*
,
1
/
2
*
,
3
/
5
,
2
/
3
,
4
/
5
,
5
/
6
,
7
/
8
,
8
/
9
NORMAL Block 64kbit ¼
*
,
1
/
3
*
,
2
/
5
*
,
1
/
2
*
,
3
/
5
,
2
/
3
,
4
/
5
,
5
/
6
,
7
/
8
,
8
/
9
,
9
/
10
* Only available in QPSK according to DVB-S2 Specification
RF Output Connector N-type, (F) for L-Band
BNC (F) for 70 and 140MHz output
Impedance: 50
Return Loss: ≥10 dB
RF Output Frequency L-Band: 950 to 1750 MHz, option to 2000MHz, variable in 100 Hz steps
IF Band: 70 +/-18 MHz or 950-2000MHz
140 +/-36 MHz or 950-2000MHz
RF Output Power Range: 0 to -25 dBm, adjustable in 0.10 dB increments
Accuracy: ± 0.5 dB
Temp Stability: ± 0.25 dB
Equipment Reference Frequency & Phase
Noise
Reference Frequency: 10 MHz
External Ref Level: 0 dBm ± 2 dB
Internal Freq Stability: Stratum-1 (0.15 ppm due to all sources)
BUC Supply 24V or 48V DC (Optional)
DEMODULATOR
Data Rate 16 Kbps to 150 Mbps, variable
Data Rate Options 16kbps to 10Mbps, 20Mbps, 52Mbps and 150Mbps
Symbol Rate 128 KSymbol to 45 MSymbol
Data Scrambling Polynomial Intelsat V.35 or Intelsat Synchronous or DVB Compliant
DVB-S2 Demodulator Type & FEC Rate
BPSK:
Intelsat 1/2,3/4,7/8
DVB 1/2, 2/3, 3/4, 5/6, 7/8 with RS (204,188) Outer Code
Turbo not available at launch will be a future Upgrade
QPSK / OQPSK:
Intelsat 1/2, 3/4, 7/8
Selectable Intelsat (219,201) or RS (126,112) Outer Code, Optional
DVB 1/2, 2/3, 3/4, 5/6, 7/8 with RS (204,188), Optional
DVB-S2 supported as Modulator (see Modulator box for details)
Turbo not available at launch will be a future Upgrade
8PSK:
Intelsat IESS310 2/3 PTCM Inner code
Selectable Intelsat (219,201) or RS (126,112) Outer Code, Optional
DVB-DSNG PTCM Rate 2/3, 5/6, 8/9 with RS(204,188), Optional
DVB-S2 supported as Modulator
Turbo not available at launch will be a future Upgrade
16QAM:
DVB-DSNG PTCM Rate 3/4, 7/8 with RS(204,188) code, Optional
Turbo not available at launch will be a future Upgrade
16APSK:
DVB-S2 supported as Modulator
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