Zhengzhou where to sell good quality electromagnetic radiation detector? [Zhengzhou] Hanson Radio Communications Sales: Zhujing 18939564786 Description: test frequency range of 10MHz to 8GHz EMF measurements isotropic non-directional measurement using 3-axis sensor bar high dynamic range measurements using three channels located in, configurable alarm limit values safe use and storage functions, simple high-frequency (RF) electromagnetic wave intensity measurement Mobile phone base station antenna radiation intensity measurements wireless communication applications (CW, TDMA, GSM, DECT) RF frequency electromagnetic waves using Secure wireless RF frequency transmitter power measurement Internet (Wi-Fi) detection, installation detect wireless pinhole camera with cordless phone electromagnetic radiation intensity measuring microwave radiation leak detection company or home environment EMF safety Detailed parameters: Electrical Specifications Sensor Type field (E ) Frequency range 10MHz to 8GHz directional characteristics isotropic, three-axis measuring range (continuous wave signal> 50MHz) 20mV / m to 108.0V / m 53μW / m to 286.4mA / m 1μW / cm2 to 30.93W / m2 0μW/cm2 to 3.093mW / cm2 dynamic range of about 75dB absolute error (@ 1V / m and 50MHz) ± 1.0dB Frequency Response (calibration factor CAL included) ± 1.0dB (50MHz to 1.9 GHz), ± 2.4dB (1.9GHz to 35GHz), etc. Fang Xing deviation about ± 1.0dB at f> 50 MHz continuous wave overload limit (CW) 4.2W/m2 (40 V / m) temperature (0 to 50 ℃) ± 1.5dB measurement digital triaxial measurements of about 67 (W) X60 (high) X247 (D) mm Weight about 260 grams (including battery) General Specifications measurement digital triaxial isotropic characteristics of the measurement direction, three-axis measuring range selection a continuous stall display resolution 0.1mV / m, 0.1μA / m, 0.1μW / m2, 0.001μW / cm2 reaction time of about one second (0-90% of the measured value) alarm buzzer measurement unit mV / m, V / m, μA / m, mA / m, μW / m2, mW / m2, μW / cm2 measured value display real-time measurements, the maximum measured value, the average measured value and the maximum average LCD 4 digit measurement display Adjustable alarm settings and can be opened or closed measurement correction factor (CLD) Adjustable Manual data memory and read 99 sets (only in the table to read) 9V battery Battery life> 15 hours Size Approximately 67 (W) X60 (high) X247 (D) mm Weight Approx 260 grams (including battery) Radio Communication Equipment Co., Ltd., Zhengzhou Hanson 0371 -53,769,167 Sales: Zhujing 18939564786 QQ: 1006519081 Address: Zhengzhou City, Zijin Road and