Chapter 2 - Technical Data
3
024 V1
Chapter 2
Technical Data
FREQUENCY RANGE
US
IN,i
[i = 1 … 24]
5 – 67 MHz
US
OUT
4.32 – 65.76 MHz
DS
IN
45 – 1218 MHz
INTERFACES
24 x US
IN
F Socket / 75 Ohm (IEC 60169-24)
1 x DS
IN
F Socket / 75 Ohm (IEC 60169-24)
1 x RF
OUT
F Socket / 75 Ohm (IEC 60169-24)
1 x USB
IN
USB-B Jack; Protocol: KWS proprietary, not USB
compliant
UPSTREAM INPUTS
RF Level (nominal)
per Modem- or
Signaling Channel
60 – 75 dBµV
RF Sum Level
per Upstream Input
US
IN,i
<= 90 dBµV
Transmission Loss
US
IN,i
→ RF
OUT
< 4.5 dB (up to 65 MHz)
Transmission Loss Sum Path
US
IN,i
→ RF
OUT
< 3.8 dB (up to 65 MHz)
Isolation
US
IN,i
→ RF
OUT
> 70 dB (up to 65 MHz)
Isolation
US
IN,i
→ US
IN,j
> 70 dB (up to 65 MHz)
Return Loss
US
IN,i
active
> 12 dB (up to 65 MHz)
Return Loss
US
IN,i
active
> 18 dB (up to 65 MHz)
External Voltage
< 70 V
eff
(DC – 50 Hz)
