Cisco Cisco DOCSIS EuroDOCSIS Transponder for GainMaker Nodes データシート
Transponder for SAII & SAIII Amplifiers
2
Specifications
Agile Transmitter
Parameter
Specifications
Units
Notes
Carrier frequency
5.5-8
12-18
27-40
27-40
MHz
MHz
MHz
MHz
MHz
Choose one of the frequency bands. Agile
within the frequency band.
within the frequency band.
Modulation Type
FSK
-
Deviation ±50
(AM)
±20 (S-A)
kHz
kHz
kHz
AM Communications
Scientific-Atlanta
Scientific-Atlanta
Occupied bandwidth
500 (AM)
350 (S-A)
kHz
kHz
kHz
@ 50 dBc
RF output level
21 to 45
dBmV
adjustable
Output level step size
6.0
DB
Level stability
± 2.0
DB
each step
Frequency stability
0.01
%
Data Format
Asynchronous,
NRZ, Burst
Packet
Data Rate
38.4 (AM)
9.6 (S-A)
kbps
kbps
kbps
Spurious Outputs (max)
> -30
dBmV
5 to 750 MHz
Agile Receiver
Parameter
Specifications
Units
Notes
Receive carrier frequency
50-53
73-76
73-76
107-110
MHz
MHz
MHz
MHz
MHz
Choose one of the frequency bands. Agile
within the frequency band.
within the frequency band.
Nominal RF input level
0
dBmV
Input level range
-25 to + 15
dBmV
Interference Rejection
@± 300 kHz
@± 600 kHz
@± 300 kHz
@± 600 kHz
0 dBc
+20 dBc
kHz
kHz
kHz
Power / Environmental
Parameter
Specifications
Units
Notes
Voltage
24
V DC
±3%
Current Consumption
150
mA max
Operating Temperature
-40 to + 85
ºC
Humidity
0 to 90
%
Non-Condensing
Mechanical
Parameter
Specifications
Units
Notes
Dimensions
5.625 x 3.875
x1.037 Inches
RF In/Out
Type: RG 179
B/U
Station Interface
20 Pin
Monitored Parameters
Device
Units
Parameter
Amplifier Temperature
°
C
Internal Temperature
Transponder Data Carrier
dBmV
RF Input Level
Power Supply
V AC
AC Input Voltage
Power Supply
V DC
DC Output Voltage
Tamper Switch
-
Housing Open or Closed
Controllable Parameters
Device
Control Variables
Reverse Switch
Normal/-6 dB/Off