2 optical, 3 t1/e1 interface, 2 optical 5.3 t1/e1 interface – CANOGA PERKINS 2262 T1/E1 Fiber Optic Modem User Manual
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Canoga Perkins
2262 T1/E1 Fiber Optic Modem
5.2 Optical
Transmitter:
LED (850nm) ST multimode
Laser (1310nm) ST or FC single mode
Loss Budget:
LED
15dBm
Laser
20dBm
Power Rates:
LED
Launch power: -14dBm
Sensitivity: -29dBm
Overdrive: none
Laser
Launch power: -6dBm
Sensitivity: -26dBm
Overdrive: none
NOTE: To measure the optical power, data must be present at the
data input leads.
5.3 T1/E1 Interface
Connectors:
T1
DA-15 (female)/RJ-48C or terminal block/RJ-48C,
with alarm
E1
BNC (two female) and terminal block (with
alarm)
Impedance:
T1
100ohm
E1
Switchable 75ohm / 120ohm
Input Selectivity:
T1
-6dB
E1
-6dB
Output Signal Level:
T1
6V p-p
±
1.4V
E1
75
Ω
4.74V p-p
±
10%
120
Ω
6V p-p
±
10%
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