8501 GSM Air Interface Test Module

The Willtek 8501 GSM Air Interface Test Module evaluates mobile network operations by decoding and reporting all messages send on the radio link.  By functioning like a GSM test mobile, it allows analysis of the quality of the air interface to the serving and neighboring base stations. It easily integrates into existing system solutions, and uses industry-standard control commands.

Precise Measurements and Unique Features
The Willtek 8501 GSM Air Interface Test Module provides protocol traces, can scan the whole GSM 900 and 1800 band or specific portions.  It also includes special features, including the ability to select the serving cell, force call handover, or simulate a single band phone.

Highlights:

• Uses a design used in more than 25 different GSM mobile types
• Delivers precise measurement through individual calibrations
• Allows users to define which channels are scanned
• Provides quality information without call establishment
• Full remote control features allow easy integration into existing systems