The Protek 3290N is a high quality hand-held style RF Field Strength Analyzer with wide band reception ranging from 100 kHz to 2900 MHz. The 3290N is a compact and lightweight portable analyzer and is a must for RF technicians. Ideal for testing, installing and maintenance of Mobile Telecommunications Systems, Cellular Phones, Cordless Phones, CB Radio, Paging Systems, Cable TV and Satellite TV Reception Systems, Hidden Camera Detection and Teletapping Detection. Comes with Carrying Case, Software, Manual, Ear Phone, Coax Cable, Holster, Batteries (6AA), RS-232C Cable, Connector, Antenna and Carrying Strap. Features 100KHz to 2900MHz measurement range Measures Narrow Band FM(N-FM) signals. Measures and demodulates Wide Band FM(W-FM), AM, Single Side Band (SSB) signals. Built-in 2.9GHz Frequency Counter. PLL tuning system for precise frequency tuning. Up to 160 channels may be scanned and displayed on the LCD. Built-in Speaker. 192 X 192 pixel backlit LCD. All functions are menu selectable. Has a RS-232 and parallel interface