Hewlett Packard 8566B Spectrum Analyzer with Display. PARTS/REPAIR. Unit powers on. Fan(s) quiet. Display bright and in focus. Unit does not respond to any signal. Rotary encoder and keys appear to be functional. No manual or other accessories. Unit will ship in 2 boxes. Due to size and weight, shipping cost may be high. Local pick-up or arrange your own transportation/shipping is preferred.






