Agilent / HP / Keysight N4446AN4446A Balanced-Measurement System, 50 MHz to 20 GHz Request a Quote: N/A Find Info Buy Used Rent Sell Note: Federal Resellers, We Do Not Sell New Equipment. QTY * Options Name * Company E-mail * Phone Comments 90 Day Warranty Included 21 Month Warranty Available Save 80% - 90% from New Calibration Available Questions? Call 888-505-8378