The 2753P Programmable Spectrum Analyzer offers a broad selection of features and benefits to meet wide-ranging needs for laboratory-level frequency domain spectrum analysis. The unit provides full IEEE-488 (GPIB) programmability. Frequency range of the instrument is 100Hz to 1.8GHz 

Continuous-Resolution Frequency Tuning Combines "Synthesized" Setability and Accuracy with Analog feel 
Viewable dynamic range: 90 dB 

Options:
07 - 75 omega dBmV input and calibration in addition to the normal 50 omega dBm input and calibration. (Not combinable with options 21 and 22; no external mixer capability)
23 - GRASP software (S26RF00), GPIB cable
24 - COMPAQ Portable II , GRASP software, PC2A interface, and GPIB cable 26 - COMPAQ Deskpro 286E, model 20, GRASP software, PC2A interface, and GPIB cable
27 - COMPAQ SLT/286, Model 20, GRASP software, PC2A interface, and GPIB cable
28 - COMPAQ Deskpro 386S, model 20, GRASP software, PC2A interface, and GPIB cable
29 - Epson FX-850 printer with parallel interface cable
30 - Rackmount 19" rack width
31 - Rackmount 19" rack width with rear panel input/output capability
32 Tektronix PEP 301 system controler with additional 360K floppy disk drive
33 - Tektronix PEP 301 with additional 360K floppy disk drive plus GRASP software
34 - Tektronix PEP 301 with additional 360K floppy disk drive plus EMI software
39 - Non-lithium (silver) batteries for battery-backed memory
42 - Replaces MARKER/VIDEO input port on the rear panel with a 110 MHz IF output port that provides a 3dB signal bandwidth less than or equal to 4.5 MHz
45 - MATE/CIIL language interface
B1 - Service Manual(s)
B2 - Operators manual, programmer's manual, and service manual(s) set