keysight agilent 346b noise source

{"cid":"91217181","title":"Keysight 346B Noise Source with 10 MHz to 18 GHz Frequency Range and 14-16 dB ENR for Low SWR Measurements","imgUrl":"https:\/\/img.chinax.com\/nimg\/6c\/90\/b6b1267194b5a12e97f6fb8c69cf-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"Keysight\/Agilent","Model Number":"346B","Minimum Order Quantity":"1 set","Place of Origin":"Malaysia","Payment Terms":"T\/T","Supply Ability":"in stock","Product name":"Noise Source","Frequency":"10 MHz to 18 GHz","ENR Range":"14 to 16 dB","Excess Noise Ratio (ENR)":"14-16 dB","Functions":"Tested, in Full Working Conditions","Temperature Compensation":"No"}}

{"cid":"91224244","title":"Keysight N4001A SNS Series Noise Source Electronic Test Instrument 10 MHz to 18 GHz with ENR 15 DB","imgUrl":"https:\/\/img.chinax.com\/nimg\/1c\/4e\/9b669e0f117992f0da12cd6b9615-200x200-1.jpg","attrs":{"Price":"US $5090.00 \/ Set","Brand Name":"Keysight","Model Number":"N4001A","Minimum Order Quantity":"1","Delivery Time":"15","Place of Origin":"Germany","Payment Terms":"L\/C,D\/A,D\/P,T\/T,Western Union"}}