Wegener Communications UNITY 4600 User Manual
Page 15
www.wegener.com
800032-01 Rev. G
9
Unity 4600 User’s Manual
Max E
b
/N
0
@ Quasi-error-free threshold
(less than one uncorrected error-event per
hour)
1. DVB-QPSK
QPSK R=1/2: 4.5 dB,
QPSK R=2/3: 5.0 dB,
QPSK R=3/4: 5.5 dB,
QPSK R=5/6: 6.0 dB,
QPSK R=7/8: 6.4 dB
2. Turbo-QPSK
R=1/2: 2.4,
R=3/4: 3.6
3. Turbo-8PSK
R=2/3: 4.8 dB,
R=3/4(I): 5.4,
R=3/4(II): 5.8,
R=5/6: 6.8,
R=8/9: 8.2
4. Turbo-16QAM
R=3/4: 6.6 dB
RF Power Level Estimator
(locked to carriers or not)
Unitless metric SIGNAL corresponds to input power as follows:
above -25dBm
-25dBm
-35dBm
-45dBm
-55dBm
-65dBm
below -65dBm
no signal
Extrapolated from 90 up to 100+
90
70
50
30
10
Extrapolate from 10 down to <0
<0
Accuracy: unit to unit <±5 dBm; over frequency <±10 dBm
LNB DC POWER
(supplied on RF center conductor)
Activation
User- or network-controlled selectable: ON or OFF
Voltage
~ +18.7 VDC nominal at no loading, +18.0 VDC min. at max
loading
Current (full load)
350 mA max
Short-circuit protection
Thermal fuse, tripping at ~500 mA.
European “Universal LNB”
Software may be upgraded for “Universal Single LNB”
polarization and freq-band control per ASTRA recommendation
Characteristic
Specification