Справочник Пользователя для Wegener Communications 562
www.wegener.com
800092-01 Rev. A
5
Unity 552 User’s Manual
Technical
Specifica-
tions
Specifica-
tions
The following tables detail the technical specifications for the
iPump 562
.
RF Characteristics
Table 1.3: iPump 562 RF Characteristics
Contact Closure GPIO DB-9 Female
Connector Pin
Input/Output
Description
1
Alarm Common
2
Alarm Normally Open
3
Contact Closure Common
4
No Connection
5
Input
Contact Closure GPIO Input
(Factory use only)
6
Alarm Normally Closed
7
Contact Closure Normally Closed
8
Contact Closure Normally Open
9
NA
Ground
Power DC IN 12 V 5 A
Connector
Input/Output
Description
Standard IEC
Input
115 or 230 V AC
External Input/Output Interfaces
RF Characteristics
RF Input
Connector Type F
Input Frequency Range
950 - 2150 MHz
Input Level Range
-25 to -65dBm
Maximum Aggregate Input Power
-8 dBm at max input signal
Input Impedance
75 ohms
Input VSWR
< 2.5:1
Input Noise Figure
8 dB MAX at minimum input level
L.O. Leakage at Input
< -55 dBm
Demodulator
DVB-S QPSK
DVB-S2 QPSK
DVB-S2, 8PSK
FEC Rate 1/2, 2/3, 3/4, 5/6, or 7/8 (1.0 to 45 MBaud) ½, 2/3,
¾, 4/5, 5/6, 7/8, 9/10 (2 to 30 MBaud) 2/3, ¾, 5/6, 8/9, 9/10
(3 to 30 MBaud) Convert Symbol Rate Fs to Transport Rate
Ft by: (2R*Fs)*(188/204)=Ft, where 'R' is inner FEC code
ratio, either R=1/2, 2/3, 3/4, 5/6, or 7/8.
¾, 4/5, 5/6, 7/8, 9/10 (2 to 30 MBaud) 2/3, ¾, 5/6, 8/9, 9/10
(3 to 30 MBaud) Convert Symbol Rate Fs to Transport Rate
Ft by: (2R*Fs)*(188/204)=Ft, where 'R' is inner FEC code
ratio, either R=1/2, 2/3, 3/4, 5/6, or 7/8.
Max Symbol-rate
S2 = 30 Msps; S1 = 45 Mbps