Advantest U3641 Spectrum Analyzer with High Stability Oven option and rugged carrying case. Frequency range of 9kHz~3GHz. Includes copy of Owners Instruction Manual in pdf form on a mini CD-R. Item is in excellent operating and physical condition and is not needed in my shop as I no longer perform two-way radio service. Sells and ships to USA residents only; no international shipping is available. Money order or use PayPal. $1999.95 shipped.