| 004 | Precision Frequency Reference |
| 009 | LO And Sweep + Tune |
| 010 | tracking generator(100kHz to 1.8GHz,HP8591E only) |
| 011 | Tracking Generator |
| 012 | source for DECT receiver test |
| 015 | Soft Tan Carrying/Operation Case |
| 016 | Soft Yellow Carrying/Operating Case |
| 021 | HPIB interface |
| 023 | RS 232 interface |
| 024 | Parallel Printer Interface |
| 026 | 26.5GHz Frequency Extension, APC 3.5mm Connector |
| 040 | Front Panel Protective Cover W/Storage |
| 041 | HP-IB And Parallel Printer Interfaces |
| 042 | Protective Soft Carrying Case/Backpack |
| 043 | Rs 232 and Parallel Printer Interfaces |
| 050 | improved Amplitude Accuracy (NADC-TDMA Bands) |
| 051 | improved amplitude accuracy for PDC bands |
| 052 | Improved Amplitude Accuracy For PHS Band |
| 053 | improved amplitude accuracy for CDMA bands |
| 101 | Fast Time Domain Sweeps and Analog + Display |
| 102 | AM/FM demodulator & TV sync trigger (TV sync requires opt 101) |
| 103 | Quasi-peak Detector, AM/FM Demodulator |
| 105 | Time-Gated Spectrum Analysis |
| 110 | CT2 Demodulator |
| 130 | Narrow Resolution Bandwidths(30 To 300Hz and 200Hz EMI) |
| 140 | Narrow Bandwidths And Preision Frequency Reference |
| 151 | DSP, FAST, ADC, And Digital Demodulator |
| 160 | PDC,PHS, NADC, And, CDMA Fireware For Option 151 |
| 163 | GSM900/DCS1800 Firmware for Opt 151 |
Member-VIP Area 
Features
