Cisco Phoenix - HFC Network Monitoring Gateway 데이터 시트
Transponder for Model 6920 Optoelectronic Node
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
Specification
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
Current Consumption 150
mA
max
Operating Temperature
-40 to + 85
°
C
Humidity
0 to 90
%
Mechanical
Parameter
Specifications
Units
Notes
Dimensions
6.25 x 3.18 x 1.60
inches
Power 12-Pin
Header
RF In/Out
Type: RG 179B/U
Station Interface
25-Pin “D”