Spectrum analyzers are used to both the practitioner as researcher for laboratory analysis or investigation. We offer spectrum analyzers with fields of 60, 100, 150 and 250 MHz, both analog and digital spectrum analyzers... 

http://www.pce-italia.it/html/strumenti-di-misura/misuratori/analizzatori-di-spettro.htm

CTi Automation is a leading factory industrial automation supplies distributor in the USA. We represent renowned manufacturers like ABB, Banner Engineering, AC Tech, Lenze, Entrelec, Hammond Manufacturing, Idec Izumi, LEESON, Panasonic NAiS, SEW Eurodrive, Sola Hevi Duty, Sunx, Turck, and many more. Our customers can check the 11,000+ inventory items and send request for `quotes right from CTi Automation web site. Customers can download technical data sheets for the most popular items for free... 

http://www.ctiautomation.net