The Agilent E4405B mid-performance spectrum analyzer sets the performance standard in measurement speed, dynamic range, accuracy, and resolving power for similarly priced products. Its flexible platform design enables R&D, manufacturing, and field service engineers to customize the product to meet specific testing needs. Features DC Coupled - 9 kHz to 13.2 GHz AC Coupled - 100 kHz to 13.2 GHz 3 Band 0.4 dB overall amplitude accuracy +16 dBm TOI -167 dBm DANL, with internal preamp 10 MHz demodulation bandwidth 1 ms sweep time (50 ns 0 span) Variable sweep (trace points) from 2 to 8192 Segmented sweep for up to 32 discontinuous spans in one sweep Rugged and portable for lab grade performance in the field 5 minute warm-up to guaranteed measurement accuracy Options 1D6 Time-gated spectrum analysis A4H GPIB interface B75 Option bundle, includes the following options : 1D5 High-stability frequency reference 1DR Narrow resolution bandwidth 1DS Internal preamplifier for enhanced sensitivity