The HP/Agilent/Keysight E4504A is a C-size VXI module that functions as a dual optical 1×4 multiplexer for signal routing within VXI-based test systems. This single-slot module enables automated optical signal switching and integration into standardized instrumentation chassis, supporting both VXIbus and VXIplug&play architectures.
Technical Specifications
• Module Type: VXI C-Size Module, single-slot configuration
• Functionality: Dual Optical 1×4 Multiplexer
• Programmability: SCPI command set support
– Key Features
• Dual independent 1×4 optical multiplexing channels for flexible signal routing
• C-size form factor for integration into standard VXI chassis
• VXIplug&play compliance for rapid system configuration
• SCPI programming interface for command-driven operation
– Typical Applications
• Telecommunications test environments requiring optical signal switching
• Research and development labs conducting fiber-optic measurements
• Manufacturing test systems with multi-channel optical routing requirements
• Automated data acquisition in optical component characterization
– Compatibility & Integration
Full VXIbus compliance ensures seamless insertion into existing VXI systems and mainframes. VXIplug&play support streamlines integration workflows and reduces configuration time. SCPI control enables straightforward programming within test automation frameworks and laboratory information management systems.


















