Keysight's 85092C is a very classic and commonly used Electronic Calibration Module for Vector Network Analyzers.

---

Core Positioning and Overview

Product Name: 85092C Electronic Calibration Module (E-Cal)
Manufacturer: Keysight Technologies (formerly Agilent, which originated from HP)
Core Function: Used to replace traditional mechanical calibration kits (open, short, load, thru) for automated, fast, and high-precision calibration of vector network analyzers.
Applicable Interface: 3.5 mm interface, a widely used RF connector with precision between Type-N (rugged) and 2.92mm (precision). It can interconnect with SMA interfaces (with minor precision loss).

---

Key Technical Specifications

| Feature | Description |
| :--- | :--- |
| Connector Type | 3.5 mm, Female |
| Frequency Range | DC to 8 GHz |
| Compatible VNA Ports | 2-port (for VNA Port 1 and Port 2) |
| Calibration Type | Supports full 2-port calibration (including isolation/crosstalk calibration) and provides all standard states required for SOLT (Short-Open-Load-Thru) calibration algorithms. |
| Connector Lifespan | 10,000 mating cycles (typical) |
| Control and Power | Controlled and powered via GPIB (IEEE-488) interface by the vector network analyzer. |
| Compatible VNAs | Most Keysight/Agilent VNAs, such as: 8753ES, 871xES, E5070B/E5071C (ENA series), PNA series, etc. |


Shenzhen Bao'an District Shajing Fangfengrui Instrument Equipment Business Department is a company integrating electronic instrument sales, test solutions, pre-sales services, instrument repair, instrument rental, recycling, and calibration services.