The HP Agilent 8594E is one of our used Spectrum Analyzers with a bandwidth of 9 kHz to 2.9 GHz
Option:
053 - Improved amplitude accuracy for CDMA/PCS bands
140 - Narrow resolution bandwidths/precision frequency reference (Opt 004 and 130)
151 - DSP, fast ADC, and digital demodulator
160 - PDC, PHS, NADC, and CDMA firmware for Option 151