The Keysight 87300B is a broadband directional sampling coupler engineered for precise signal monitoring and power measurement across microwave frequencies. Operating from 1 to 20 GHz with SMA female connectors, this compact module delivers 10 dB nominal coupling with tight tolerance and excellent directivity, making it ideal for integration into test systems requiring accurate signal sampling or detector-based signal leveling.
Technical Specifications
• Frequency Range: 1 GHz to 20 GHz
• Nominal Coupling: 10 dB
• Coupling Tolerance: ±0.5 dB
• Frequency Sensitivity: ±0.35 dB across full band
• Directivity: >16 dB
• Maximum VSWR: 1.35:1
• Insertion Loss: 16 dB) minimize signal degradation and reverse-path coupling
• Dual power rating accommodates both continuous (20 W) and pulsed (3 kW peak) applications
• Compact module design integrates readily into existing microwave assemblies
– Typical Applications
• Signal monitoring and leveling when paired with coaxial detectors
• Power monitoring using power sensors connected to the sampling port
• Frequency monitoring via microwave counters or signal analyzers at the sampling port
• Test and measurement systems requiring non-invasive signal extraction
– Compatibility & Integration
SMA female connectors enable direct mating with compatible microwave test equipment. Precision adapters support connection to 2.4-mm, 3.5-mm, and 2.92-mm connector ecosystems, facilitating integration across diverse instrument platforms.
