Check the listing for details. Advantest R9211C FFT Servo Analyzer. Condition: For parts or not working. Listed at 1999.00 USD. Optoelectronics Refurbish is happy to present you with the following device: Advantest R9211C FFT Servo Analyzer. GPIB tested. Display is a little bit burn still very bright. More test available upon request. Option 7, printer on top. Manuals available in pdf format. Channel A not responding anymore. Showing overload all the time. Changed status as parts/not working. Maybe a inside fuse or other safety device is off. See my other listings for the mainframes, lasers and detectors available. In case of doubt, or if needed additional assistance, by email to OptoElectronicsRefurbish from gmail.com. Purchase Orders accepted and mandatory for over 2000$ orders. Payment by ACH/WIRE/CHECK. 5-10% discount for Educational institutions, Government/National labs.