Synchronization interface, Specifications, 517 synchronization interface – EXFO FTB-800 Series for FTB-1 User Manual
Page 527: Synchronization interfaces, Netblazer
Specifications
NetBlazer
517
Synchronization Interface
Synchronization Interface
SYNCHRONIZATION INTERFACES
External Clock DS1/1.5M
External Clock E1/2M
External Clock E1/2M
Trigger 2 MHz
Tx pulse amplitude (V)
2.4 to 3.6
3.0
2.37
0.75 to 1.5
Tx pulse mask
GR-499 Figure 9.5
G.703 Figure 15
G.703 Figure 15
G.703 Figure 20
Tx LBO preamplification
Typical power dBdsx
+0.6 dBdsx (0–133 ft)
+1.2 dBdsx (133–266 ft)
+1.8 dBdsx (266–399 ft)
+2.4 dBdsx (399–533 ft)
+3.0 dBdsx (533–655 ft)
Rx level sensitivity
TERM:
)6 dB (cable loss only)
(at 772 kHz for T1)
DSX-MON:
)26 dB (20 dB resistive
loss + cable loss
) 6 dB)
Bridge:
)6 dB (cable loss only)
TERM:
)6 dB (cable loss only)
MON:
)26 dB (20 dB resistive loss
+ cable loss
) 6 dB)
Bridge:
)6 dB (cable loss only)
TERM:
)6 dB (cable loss only)
MON:
)26 dB (resistive loss
+ cable loss
) 6 dB)
Bridge:
)6 dB (cable loss only)
)6 dB (cable loss only)
Transmission bit rate
1.544 Mbit/s ± 4.6 ppm
2.048 Mbit/s ± 4.6 ppm
2.048 Mbit/s ± 4.6 ppm
Reception bit rate
1.544 Mbit/s ± 50 ppm
2.048 Mbit/s ± 50 ppm
2.048 Mbit/s ± 50 ppm
Intrinsic jitter (Tx)
ANSI T1.403 section 6.3
GR-499 section 7.3
G.823 section 6.1
G.823 section 6.1
G.703 table 11
Input jitter tolerance
AT&T PUB 62411
GR-499 section 7.3
G.823 section 7.2
G.813
G.823 section 7.2
G.813
G.823 section 7.1
G.751 section 3.3
Line coding
AMI and B8ZS
AMI and HDB3
AMI and HDB3
Input impedance (resistive termination)
75 ohms ± 5 %, unbalanced
75 ohms ± 5 %, unbalanced
75 ohms ± 5 %, unbalanced
75 ohms ± 5 %, unbalanced
Connector type
BNC
a
BNC
a
BNC
BNC
Note
a. Adaptation cable required for BANTAM.