The Keysight/Agilent/HP 33311-60045 is a 3-port SPDT coaxial switch engineered for RF signal routing in automated test equipment and communication system environments. This electromechanical switch operates from DC to 4 GHz and accepts 5V DC drive, making it suitable for broadband RF/microwave applications requiring reliable signal path selection. The device features SMA female connectors on all ports and implements break-before-make switching action to prevent signal reflections during state transitions.
## Technical Specifications
• **Switching Configuration:** Single Pole Double Throw (SPDT)
• **Number of Ports:** 3
• **Frequency Range:** DC to 4 GHz
• **Operating Voltage:** 5V DC
• **Connector Type:** SMA Female
• **Switching Time:** Under 30 milliseconds
• **Switching Action:** Break-before-make
• **Power Handling:** 1 Watt
• **Shipping Weight:** 1 lb/ea
## Key Features
• Electromechanical design ensures reliability in production test environments
• Break-before-make action eliminates transient coupling between paths
• Fast switching response with sub-30 millisecond transition time
• 1 Watt power rating accommodates moderate-level RF signals
• All-female SMA connector configuration simplifies integration with standard RF test cables and adapters
## Typical Applications
• Automated test equipment signal routing and multiplexing
• RF/microwave system characterization and measurement
• Communication system verification and validation
• Broadband signal path selection from DC through microwave frequencies
## Compatibility & Integration
The 33311-60045 is part of the 3331x Series coaxial switch family, which includes variants with 3 or 4 ports and different frequency specifications. This positioning ensures compatibility with related switching modules in multi-channel test configurations.
