The Keysight (Agilent) 8166A is a Lightwave Multichannel System mainframe designed for complex, high-port-count optical component and system testing. Accommodating up to 17 single-slot optical modules, this 4U rackmount system provides a highly flexible platform for multiport power measurement, optical attenuation, and multichannel laser source configurations, controlled via GPIB or RS-232.

Specifications

General

ParameterValue
InterfacesGPIB (IEEE-488.2), RS-232 (serial), Centronics (parallel), Trigger I/O (BNC)
DisplayBacklit LCD display for status monitoring

Physical

ParameterValue
Power Supply100 V to 240 V AC ±10%, 50/60 Hz, 450 VA max
Operating Temperature0 to 45 °C
Dimensions (W×H×D)426 mm × 177 mm × 535 mm
Weight20 kg

System Architecture & Capacity

ParameterValue
Number of Module Slots17 standard slots
Compatible ModulesAgilent/Keysight 816xxx series optical source, power meter, and attenuator modules
Module Swap MethodMainframe must be powered down for module insertion/removal (not hot-swappable)

Triggering & Synchronization

ParameterValue
Triggering Ports2 BNC connectors (Trigger 0 and Trigger 1) on the rear panel
Internal Trigger RoutingBackplane routed trigger lines accessible by all 17 slots
Trigger Input LevelTTL compatible, active low, minimum pulse width 100 ns
Trigger Output LevelTTL compatible, active low, typical pulse width 20 µs

Control & Connectivity

ParameterValue
GPIB ComplianceIEEE-488.1 and IEEE-488.2 compliant
Command Language SupportSCPI (Standard Commands for Programmable Instruments)

Physical Characteristics

ParameterValue
Chassis Form Factor4U standard rack height

Environmental & Compliance

ParameterValue
Storage Temperature Range-40 °C to +70 °C

Power

ParameterValue
Maximum Power Consumption450 VA
Line Voltage100 - 240 V AC ±10%
Line Frequency50/60 Hz

Environmental

ParameterValue
Cooling SystemForced air cooling via internal fan

Compliance & Certifications

ParameterValue
Safety ComplianceIEC 61010-1, EN 61010-1, CAN/CSA-C22.2 No. 1010.1
EMC ComplianceEN 61326-1, IEC 61326-1

Technology

Fiber Optic / Lightwave Test System

Applications

Optical component characterization, multichannel DWDM testing, optical transceiver test