Agilent/Keysight 85332B

The Agilent/Keysight 85332B is a Single-Pole-Four-Throw (SP4T) solid state switch engineered for RF and microwave signal routing in test systems spanning 45 MHz to 50 GHz. Built on absorptive PIN diode technology, it delivers port-to-port isolation exceeding 90 dB with switching speeds typically under 1 µs, enabling efficient selection among four output paths with minimal signal degradation.

– Technical Specifications

• Configuration: Single-Pole-Four-Throw (SP4T)
• Switching Technology: Absorptive PIN Diode
• Frequency Range: 45 MHz to 50 GHz
• Switching Speed: Typically 90 dB
• Characteristic Impedance: 50 Ohms
• Control: Five switch control cable options available

– Key Features

• Port-to-port isolation exceeding 90 dB minimizes cross-talk and signal interference for accurate measurements.
• Fast switching speeds enable high-speed applications and increase test system throughput.
• Excellent repeatability contributes to measurement accuracy and reliability across repeated cycles.
• Low video leakage prevents damage to sensitive downstream components.
• Compact form factor suited for integration into existing test architectures.

– Typical Applications

• Instrumentation and automated test systems
• Communications and satellite testing
• Radar and electronic warfare
• Microwave backhaul systems
• High-frequency signal monitoring and routing

– Compatibility & Integration

The 85332B is compatible with various switch control units and systems. Service manuals and user documentation are available for the Keysight 85331B and 85332B product line, covering installation, specifications, and typical operating characteristics.