The ESA-L Basic Analyzers provide basic general-purpose spectrum analysis for bench-top, manufacturing or service environments with the speed and accuracy you need. Selecting the Basic Analyzers results in the best value, fastest delivery, and most favorable price. Features 1.1 dB overall amplitude accuracy 100 Hz to 5 MHz RBW, 100 Hz to 300 Hz optional +7.5 dBm TOI 5 minute warm-up to guaranteed measurement accuracy Rugged design, weather resistant, snap on battery pack Fastest sweep time for its class (4 ms minimum) Multiformat RF power measurement suite Large, high-resolution, color display Programming code compatibility to 8590 series spectrum analyzers