... =2Hz)Lines400,800,1600,3200,6400,12800Time domain sampling1024~32768Window function typeRectangle, Hanning, Hamming, Triangle, Blackman, Kaiser WindowAveraging typeTime damain, ... buttons (with numeric type in), with backlightCommunicationUSBDimensions190mm x 110mm x 38mm (without cover)Protection gradeIP65, dustproof, waterproofWeight715g Dual-channel spectrum analyzer with balancing function