ZGSM-860/DISTRIBUTION AMPLIFIER
Product description
Line distribution amplifiers are intended for amplifying and distributing TV signals in cable TV networks.
The amplifiers are produced with built-in power supply for powering from mains ~187…250V and for remote powering from line ~35...65V (depending on type). The amplifiers have one input and two outputs.
Technical characteristics
Type
ZGSM-860-2
ZGSM-860-1
Frequency range
forward path
47/87-862 MHz
return path
5-30/65 MHz
Gain
forward path
30dB
return path
20dB
Frequency response
0.75 dB
Gain adjustment
20 dB
Slope adjustment, typical
18 dB
Output level: CTB60dB(EN50083-3) *
107 dBuV
Output level:CSO≥60dB(EN50083-3) *
109 dBuV
Output level:XMOD≥60dB(EN50083-3) *
107dBuV
Return Output level: Dim≥60dB
124dBuV
Input and output return loss**
> 16 dB
Noise figure
< 7 dB
Test point attenuation
-20 dB±1
Power consumption
mains powering
15VA/~187-250V/50Hz
-
remote powering
-
15VA/~35-65V/50Hz
AC pass current(through IN and OUT, switchable)
-
4 A max
Operating temperature range
-25~65℃
Dimension
Weight(packed)
184x127x57mm
1.3kg
184x127x57mm
1.3kg
* CTB/CSO/XMOD is measured with 6dB pre-equalizer(42 channels).
** when f≥40 MHz, return loss ≥16 dB(40 MHz)-1.5dB/octave.