The Agilent/Keysight 11901D is a metrology-grade RF adapter that bridges 2.4 mm female and 3.5 mm male connectors for high-frequency test applications. Operating across DC to 26.5 GHz, this precision adapter enables accurate signal transmission in complex microwave measurement setups while maintaining exceptional electrical performance.
Technical Specifications
• Connector Interface: 2.4 mm female to 3.5 mm male (APC-3.5 mm male)
• Frequency Range: DC to 26.5 GHz
• Return Loss: >32 dB
• Repeatability: −54 dB
• Electrical Length: 16.1 mm (0.63 in)
• Overall Length: 21.8 mm (0.86 in)
• Diameter: 9.0 mm (0.35 in)
– Key Features
• Metrology-grade performance ensures measurement accuracy in precision RF/microwave environments
• High return loss specification (>32 dB) minimizes reflections and signal degradation
• Excellent repeatability (−54 dB) supports repeatable interconnect behavior for validation testing
• Compact form factor accommodates tight test rack configurations
• Broad frequency coverage from DC through 26.5 GHz simplifies multi-band measurement workflows
– Typical Applications
• RF and microwave probing and signal integrity measurements
• High-frequency test bench interconnection between incompatible connector types
• Precision calibration and metrology setups requiring low-loss adapter performance
• Oscilloscope and network analyzer probe integration where connector conversion is required
– Compatibility & Integration
The 11901D adapter interfaces directly with test equipment and probes utilizing either 2.4 mm or 3.5 mm connectors. Its metrology-grade design qualifies it for integration into precision measurement systems where return loss and repeatability are critical performance parameters.
