8591E 1.8GHz Spectrum Analyzer with a Tracking Gen

8591E 1.8GHz Spectrum Analyzer with a Tracking Gen

Agilent (Hewlett Packard) 8591E 010 041 Spectrum Analyzer, Portable, 9 kHz to 1.8 GHz, with Tracking Generator (100 kHz to 1.8 GHz) & GPIB & Parallel Printer Interfaces