E4440A PSA Series Spectrum Analyzer with VSWR measurement
E4443AE4443A PSA Series Spectrum Analyzer with 512 MB internal storage
E4445AE4445A PSA Series Spectrum Analyzer with 7 x 16.8 x 19 in. dimensions
E4446AE4446A PSA Series Spectrum Analyzer: 1 Hz to 6 MHz bandwidth
E4447AE4447A PSA Series Spectrum Analyzer: 10 MHz analysis bandwidth
E4448AE4448A PSA Series Spectrum Analyzer: 10 MHz analysis bandwidth