rohde and schwarz spectrum analyzer

{"cid":"91217181","title":"Rohde and Schwarz CMS50 Analyzer Radio Communication Service Monitor","imgUrl":"https:\/\/img.chinax.com\/nimg\/7c\/66\/6f07a5cfba0616c481438846f7d6-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Rohde and Schwarz","Model Number":"CMS50","Minimum Order Quantity":"1 set","Delivery Time":"1~3 Working Days","Place of Origin":"Germany","Payment Terms":"T\/T","Supply Ability":"in stock","Packaging Details":"Carton","Product name":"Radio Communication Service Monitor","INPUT\/OUTPUT":"10-MHZ REFERENCE I","Condition":"Pre-Owned","Functions":"Tested, in Full Working Conditions"}}

{"cid":"91223923","title":"FSH6 6 GHz Handheld Spectrum Analyzer Rohde & Schwarz Spectrum Analyzer","imgUrl":"https:\/\/img.chinax.com\/nimg\/d3\/f3\/3ae21bab6b8850fb24c7be174aa8-200x200-1.jpg","attrs":{"Brand Name":"Keysight (Agilent)","Model Number":"N9020B","Minimum Order Quantity":"1","Delivery Time":"3-5 days","Place of Origin":"Malaysia","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union,MoneyGram","New \/ Used":"Used","Frequency Range":"100 kHz \u2013 6 GHz","Resolution Bandwidth":"100 Hz \u2013 1 MHz (1\/3 steps)","Displayed Average Noise Level (DANL)":"\u2013135 dBm (RBW 100 Hz, preamp on)","Vector-Transmission Dynamic Range":"90 dB (typ.)","Interfaces \/ Options":"internal preamplifier; optional 5 MHz\u20136 GHz tracking generator & K1 remote-control kit"}}