Additional Features: Handheld, battery-operated design Weighs less than 5 lbs. (including battery) Built-in worldwide signal standards and frequency channels TFT color daylight viewable color display Superior Immunity to RF interference Locate long range problems with 517 data points Variety of Power Measurement solutions Built-in and editable Signal Standard and Cable Standard lists Multilingual User Interface; English, French, Chinese, Japanese, Spanish, German Intuitive and easy to use with On-Screen Test Set-Ups Saves 10 to 30 Measurement Test Set-Ups (10 VNA, 5 T1, 5 E1, Power Meter, 5 High Accuracy Power Meter) Saves up to 300 Measurement Traces Alphanumeric Labeling of Saved Measurements Automatic Time and Date Stamp of Saved Data Rechargeable, Field Replaceable Battery Distance Measurement in Feet and Meters Information Screens Provide Cable Attenuation and Velocity of Propagation values 6 Markers, Limit Lines, and Segmented Limit Lines RS232 Interface Applications: Cable and antenna testing for VHF, broadcasting, paging, cellular, PCS/GSM, 3G, ISM, WLAN and WLL applications Return Loss measurement Distance-To-Fault measurement Cable loss measurement Channel power The Anritsu S331D measurement capability includes precision Return Loss/SWR, Cable Loss and optional T1/E1 and power meter measurements. Frequency Domain Reflectometry (FDR) provides superior Distance to Fault (DTF) analysis to locate faults accurately. Patented RF interference rejection enables accurate, repeatable measurements in the presence of high RF activity. Data analysis software enables assessment of system trends, problems, and performance in addition to professional report generation.