The Keysight Technologies (formerly Agilent / HP) 37717C, also known as the OmniBER 717C, is a modular, field-portable communications performance analyzer designed for installation, maintenance, and commissioning of hybrid PDH/SDH/SONET, ATM, and LAN networks. Offering comprehensive testing capabilities from 704 kb/s up to 622 Mb/s (STM-4/OC-12), the 37717C supports multi-rate electrical and optical interfaces alongside powerful jitter generation and measurement options.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | GPIB (IEEE-488), RS-232, Parallel (Centronics), LAN (10Base-T Ethernet) via module options |
| Display | 9.5-inch active matrix color TFT LCD |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 100 to 240 V AC (±10%), 47 to 63 Hz, 350 VA max power consumption |
| Dimensions (W×H×D) | 340 mm × 210 mm × 450 mm |
| Weight | 14.5 |
General Platform Architecture
| Parameter | Value |
|---|---|
| Platform Type | Modular portable mainframe tester |
| Display Resolution | 640 x 480 pixels |
| Storage Media | Built-in 3.5-inch floppy disk drive (1.44 MB) |
Physical Layer Interfaces
| Parameter | Value |
|---|---|
| Electrical Connector Types | BNC (75 ohm), Siemens 1.6/5.6 (75 ohm), or balanced RJ45/Bantam (option dependent) |
| BNC Connector Impedance | 75 ohms (unbalanced) |
| Reference Clock Input | 2.048 MHz, 1.544 MHz, or 10 MHz reference clock inputs |
| Reference Clock Output | Loop-recovered clock or internal reference output |
| DCC Drop and Insert | RSOH or MSOH DCC drop/insert (SDH); TOH DCC drop/insert (SONET) |
Supported Protocols & Standards
| Parameter | Value |
|---|---|
| PDH Standards | ITU-T G.703, G.704, G.706, G.821, G.826, M.2100 |
| SDH Standards | ITU-T G.707, G.783, G.957, G.958 |
| PDH/DSn Timeslot Access | Check 64 kb/s or Nx64 kb/s paths (1 to 31 timeslots contiguous/non-contiguous to G.704) |
| Out-of-Service Tributary Scan | Automatic verification of VC-n (SDH) or VTn (SONET) paths |
Transmitter Capabilities
| Parameter | Value |
|---|---|
| Pattern Generation Types | PRBS (2^9-1, 2^11-1, 2^15-1, 2^20-1, 2^23-1, 2^31-1) and 16-bit user-defined word patterns |
| Frequency Offset Generation Range | Up to ±100 ppm (with offset option) |
| Alarm Generation Types | LOS, LOF, LOP, AIS, RDI/FERF |
| Error Injection Types | BIP, Bit, Frame, CRC-4, FEBE |
| SDH Mixed Payloads Generation | Mixed TU-3 and TU-12 structures to carry mixed 2 Mb/s and 34 Mb/s traffic |
| SONET Mixed Payloads Generation | Mixed STS-1 signal structures within STS-3/OC-3 |
| ATM Cell Bandwidth Control | Variable cell stream bandwidth control for QoS testing |
Receiver Analysis and Measurement
| Parameter | Value |
|---|---|
| Network Clock Recovery Test | Test for network clock recovery capability |
| Alarm Scan | PDH/DSn hierarchy Alarm Scan, SDH/SONET in-service alarm and BIP scan |
| Pointer Adjustments Analysis | Positive and negative pointer adjustments followed by analysis with location graph |
| Optical Power Measurement | Supported (option dependent) |
| Graphical Event Logging | Alarms and errors displayed graphically with timestamps |
| Trouble Scan Mode | Automated mode for rapid error and alarm scans |
| Jitter Measurements | Automatic jitter tolerance, accumulation, sweep/spot frequency, and output jitter (option dependent) |
| ATM QoS Performance | 1-point and 2-point cell delay variation (CDV), nonconforming cell count |
| ATM Cell Rate Tracking | Graphical tracking of max, mean, and min cell rates on a chosen VC |
| Overhead Byte Capture | View section (SOH) and path (POH) overhead bytes |
| Clock Frequency Analysis | Measurement of clock frequency and amount of frequency offset |
| In-Service Monitoring | Thru mode for SDH/SONET in-service monitoring |
Connectivity & Control
| Parameter | Value |
|---|---|
| Command Compatibility | SCPI (Standard Commands for Programmable Instruments) |
| Hardcopy Output | Full screen dump to built-in printer or external HP-GL/PCL parallel printer |
| External Interface Ports | PS/2 keyboard port, VGA external monitor port |
Environmental and Compliance
| Parameter | Value |
|---|---|
| Operating Humidity Range | Up to 95% RH (non-condensing) |
Options & Configurations
| Parameter | Value |
|---|---|
| Option 105 | Adds 2.5 Gb/s (STM-16/OC-48) test capability |
| Option 120 | Adds STM-1/OC-3 (155 Mb/s) optical and electrical testing |
| Option 121 | Adds STM-1/4, OC-3/12 (155/622 Mb/s) optical and electrical testing |
| Option 130 | Adds jitter generation and measurement capability |
| Option 150 | Adds ATM test capability |
| Option 601 | Adds remote control interfaces (GPIB, RS-232, Parallel) |
| Option 602 | Adds LAN remote control interface |
Optical Transmitter
| Parameter | Value |
|---|---|
| Transmitter Optical Wavelengths | 1310 nm / 1550 nm (option dependent) |
| Laser Class | Class 1 (EN 60825-1 / FDA 21 CFR 1040.10) |
Optical Receiver
| Parameter | Value |
|---|---|
| Receiver Input Power Range (155 Mb/s) | -8 to -34 dBm |
| Receiver Input Power Range (622 Mb/s) | -8 to -28 dBm |
| Receiver Input Power Range (2.5 Gb/s) | -3 to -20 dBm (Option 106) |
Clocking & Synchronization
| Parameter | Value |
|---|---|
| Internal Reference Frequency Stability | ±1 ppm |
Physical & Environmental
| Parameter | Value |
|---|---|
| Maximum Power Consumption | 250 VA |
Connectivity
| Parameter | Value |
|---|---|
| GPIB Port | IEEE-488.2 |
| Parallel Port | 25-pin D-sub Centronics-compatible |
| VGA Output Port | 15-pin D-sub |
Options
| Parameter | Value |
|---|---|
| Option 603 | Adds external VGA and keyboard interface |
| Option 300 | Option 103 |
| Option 122 | 2.488 Gb/s (STM-16/OC-48) SDH/SONET test capability |
Power Specifications
| Parameter | Value |
|---|---|
| AC Input Voltage | 90 to 260 V AC |
| AC Input Frequency | 47 to 63 Hz |
Technology
SDH/SONET, PDH, ATM, and Jitter Testing
Applications
Installation, maintenance, and commissioning of telecom transmission networks