ANRITSU SITE MASTER S251B ANALYZER WITH CHARGER TESTED

The Anritsu Site Master S251B is a handheld two-port transmission line and antenna analyzer for RF field testing. It is used to perform return loss, SWR, cable loss, and distance-to-fault measurements for cellular, PCS/GSM, ISM, and other RF infrastructure applications.

Specifications

• Manufacturer: Anritsu
• Model: Site Master S251B
• Instrument Type: Two-port transmission line and antenna analyzer
• Frequency Range: 625 MHz to 2500 MHz
• Measurements: Return loss/SWR, cable loss, and distance-to-fault
• Frequency Accuracy: 75 ppm in CW mode per common S251B specification references
• Included Per Title: Charger; tested

Key Features

• Two-port Site Master platform for transmission line and antenna analysis.
• High dynamic range for ground-level TMA and antenna isolation measurement workflows.
• Supports practical field troubleshooting for RF cables, connectors, and antennas.
• Portable design for tower crews, RF technicians, and maintenance teams.

Typical Applications

• Cellular and PCS/GSM antenna system maintenance.
• Cable loss and return loss verification.
• Distance-to-fault testing on transmission lines.
• Ground-level RF infrastructure troubleshooting.

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