Agilent/Keysight 85033A

The Agilent/Keysight 85033A is a 3.5 mm SOLT calibration kit engineered for systematic error characterization of Vector Network Analyzers. Precision connectors deliver repeatable measurements across multiple test port types and frequency ranges, with field-proven performance for critical VNA calibration workflows.

Technical Specifications

Frequency Range: DC to 9 GHz Connector Type: SMA connectors; compatible with SMA, 3.5 mm, and 2.92 mm test ports Impedance: 50 Ω Calibration Methods: Short Open Load Thru (SOLT) / Thru Open Short Match (TOSM) Load Return Loss: ≥ 32 dB Phase Error (Opens & Shorts): ±3° SWR of Loads: 1.06 typical at 1 GHz Mechanical Pin Depth: 0.000" to −0.010" (0 to −0.25 mm) Physical Dimensions: 251 × 142 × 67 mm Weight: Less than 1 kg

Key Features

• Fixed terminations, open circuits, and short circuits in both genders


• Precision-machined offset opens and shorts with strong, low-dielectric-constant supports


• Broadband 50 Ω loads optimized for repeatability and durability


• One-piece offset short construction aligned to shorting plane


• Included torque wrench set to ~4 lb-inch for SMA connector integrity

Typical Applications

• Network analyzer error correction and calibration verification


• Systematic error characterization across 50 Ω systems


• High-frequency device and component S-parameter measurement


• Transmission line and filter performance validation

Compatibility & Integration Standard Accessories: Two thru adapters (male-male and female-female), SMA-to-APC-7 adapter pair, verification attenuator with measured S-parameters, torque wrench Optional Adapters: Reverse SMA, 3.5 mm connector variants (male-male, female-female, female-male), Type-N, 7 mm, and U.FL options VNA Compatibility: Broad support across Agilent/Keysight Vector Network Analyzer platforms