Vintage Hewlett Packard 8640B AM/FM RF Signal Generator Opt 002 & 003 for Parts/Repair

Vintage Hewlett Packard 8640B AM/FM RF Signal Generator Opt 002 & 003 for Parts/Repair. Unit powers on. RF output present. Range selector frozen (common to this vintage of HP test equipment). Unit will require internal lubrication and alignment/calibration by purchaser. This unit is cosmetically complete, clean and in very good condition for its age (late 1970’s).