HP 37718A Installation And Verification Manual page 39
Communications performance analyzer
Hide thumbs
Also See for 37718A:
- User manual (190 pages) ,
- Installation and verification manual (202 pages)
Table of Contents
Advertisement
General Information
Specifications
High order POH :
Single byte channels - J1, C2, G1, F2,
H4, F3, K3, N1.
Graphics and Logging
Graphic display or printout:
Barchart (results versus 60 time
periods) for current or stored
measurement period.
Bar resolution: 1 second, 1, 15, 60
minutes.
PDH payload bar graphs: Bit error
count, code error count, 140M frame
error count, 34M frame error count, 8M
frame error count, 2M frame error
count, CRC error count, REBE error
count, DS3 frame error count, DS1
frame error count, P-Bit error count, C-
Bit error count, DS3 FEBE, M2120
Reports and PDH alarms.
SDH bar graphs: B1 BIP error count,
B2 BIP error count, MS-REI error
count, B3 BIP error count, HP-REI
error count, HP-IEC error count, TU
BIP error count, LP-REI error count
and SDH alarms.
SDH/SONET Electrical: Option 002
SONET rate: 51.84 Mb/s, 155.52 Mb/s
STS-3 Output
Line code: CMI.
Output level: ±0.5V ±10%
Pulse shape: As per ITU-T G.703
mask.
Ω
Connector: BNC, 75
Return Loss:
Typically >15dB 8 MHz to 240 MHz.
STS-1 Output
Line code: B3ZS.
Pulse shape:
STS-1 450 ft: 530 mV peak nominal. As
per GR-253, Issue1, Figure 4-10.
STS-1 HI: 1.1V peak nominal
STS-1 900 ft: 350 mV peak nominal.
Power level: -2.7 dBm to +4.7 dBm
when measured, at the STM-0 450 ft
output, using a low pass filter with a
3dB cutoff frequency of at least 200
MHz.
Connector: BNC, 75
Clock synchronization:
Maximum offset: The selected reference
must be < ±110 ppm.to allow lock to be
achieved.
Internal: 10 MHz ±4.5 ppm
Recovered: Recovered from the SDH
receive signal.
External BITS Clock: DS1 timing
reference as per TA-TSY-000378.
External 64 kb/s Clock: 64 kb/s
centralized clock as per ITU-T G.703
Section 1.2.2.
External 10 MHz Clock
Frequency Offset: up to ±999 ppm.
Accuracy: 0.02 ppm of selected offset.
Simultaneous STS-3e, STS-3o and
STS-1e, STS-1o: When used in
conjunction with the appropriate optical
interfaces, transmit STS-1 or STS-3
electrical output signal simultaneously
with STS-1 or STS-3 optical output
signal.
unbalanced.
Payload mapping: As per ITU-T G.707.
Test patterns:
Ω
unbalanced.
1-29
Advertisement
Table of Contents
