E4406AE4407B Back to: Spectrum analyzers E4407A ESA-E SPECTRUM ANALYZER, 9 KHZ TO 26.5 GHZ Contact us Ask a question about this product Hewlett-Packard/Agilent Technologies/Keysight Technologies Description ESA-E SPECTRUM ANALYZER, 9 KHZ TO 26.5 GHZTEST EQUIPMENT HIGH WANTED AT 02/2016: *