Agilent/Keysight 85133C

The Agilent/Keysight 85133C is a semi-rigid test port cable engineered for network analyzer measurements from DC to 50 GHz. It delivers stable, repeatable performance across demanding lab and production environments through precision connector design and controlled electrical characteristics.

– Technical Specifications

Electrical Performance
• Frequency Range: DC to 50 GHz
• Impedance: 50 ohm
• Return Loss: 15 dB or better
• SWR: ≤1.432
• Insertion Loss (Test Port Connector): 0.84 × √f + 0.3 dB (f in GHz)
• Insertion Loss (Device Connector): 5.6 dB at maximum frequency
• Phase Stability: 0.18 × f degrees (f in GHz), specified at 90° bend with 4 to 3 inch radius
• Magnitude Stability: Less than 0.06 dB

Physical Characteristics
• Length: 81 cm (32 inches)
• Cable Type: Semi-rigid
• Test Port Connector: 2.4 mm female (ruggedized NMD design)
• Device Connector: PSC-2.4 mm female (Precision Slotless)
• Recommended Bend Radius (90°): 10.2 cm (4 inches)

Environmental
• Operating Temperature: +20 °C to +26 °C
• Storage Temperature: −40 °C to +75 °C

– Key Features

• Precision Slotless Connectors (PSC) on device end provide superior electrical performance, repeatability, and durability compared to slotted alternatives.
• Ruggedized 2.4 mm female test port connector designed specifically for Keysight network analyzer ports.
• Controlled phase stability across full frequency range supports metrology-grade measurement accuracy.
• Semi-rigid construction ensures mechanical stability in repetitive measurement cycles.

– Typical Applications

Precision network analyzer measurements requiring stable, repeatable performance to 50 GHz. Metrology-grade characterization where connector repeatability and phase stability are critical.

– Compatibility & Integration

Designed for Keysight network analyzers equipped with male NMD-2.4 mm test ports. The ruggedized female NMD connector at the test port end is not compatible with standard male connectors. PSC connectors on the device end ensure optimal performance with precision slotless mating interfaces.