tes 92

TES-92 là đồng hồ đo sóng điện từ trường, băng tần 5MHz đến 3.5Ghz.Ứng dụng cho sóng RF, wifi, di động GSM, CDMA.



FEATURES / TÍNH NĂNG

Features:
  • Băng tần / 50 MHz to 3.5 GHz frequency range.
  • Đo điện từ trường đẳng hướng / For isotropic measurements of electromagnetic fields.
  • Non-directional (isotropic ) measurement with three-channel measurement probe.
  • High dynamic range due to three-channel digital results processing.
  • Configurable alarm threshold and memory function.
  • Easy to use

APPLICATIONS / ỨNG DỤNG

  • Đo sóng vô tuyến, sóng điện từ / High frequency (RF) electromagnetic wave field strength measurement.
  • Đo độ mạnh sóng điện thoại / Mobil phone base station antenna radiation power density measurement.
  • Ứng dụng không dây / Wireless communication applications (CW , TDMA , GSM , DECT).
  • Wireless LAN (Wi-Fi) detection, installation.
  • Spy camera, wireless bug finder.
  • Cellular/Cordless phone radiation safety level.
  • Đo độ rò rỉ của lò vi sóng / Microwave oven leakage detection.
  • Đo độ an toàn của môi trường sống / Personal living environment EMF safety.
  • Đo độ mạnh của sóng vô tuyến / RF power measurement for transmitters.

SPECIFICATION / THÔNG SỐ KỸ THUẬT CƠ BẢN

ELECTRICAL SPECIFICATIONS

Sensor type Electric field (E)
Frequency range 50MHz to 3.5 GHz
Directional characteristic Isotropic, 3-dimensional
Measurement range (CW signal>50MHz) 20mV/m to 108.0V/m
Absolute error(@1V/m and 50MHz) ± 1.0dB
Frequency response (taking into account typ. CAL factor) ± 1.0dB (50MHz to 1.9 GHz) , ±2.4dB(1.9GHz to 35GHz)
Isotropy deviation Type. ±1.0dB 於 f>50 MHz
Overload limit 4.2W/m2 (40 V/m)
Temperature response(0 to 50 ℃) ± 1.5dB
Note

Unless otherwise stated, all specifications hold under the following assumptions:

Sinusoidal signals; device in far-field of a source; probe head pointing toward source; ambient temperature +23 ℃±3 ℃;relative air humidity 25% to 75%.


GENERAL SPECIFICATIONS

Measurement method Digital , triaxial measurement
Directional characteristic Isotropic, triaxial
Measurement range selection One continuous range
Display resolution 0.1mV/m, 0.1 μA/m, 0.1 μW/m², 0.001 μW/cm²
Setting time Typically 1s ( 0 to 90% of meas. value)
Display refresh rate

Typically 400mS

Display type LCD 4 digit
Audible alarm Buzzer
Measurement units mV/m , V/m , μA/m , mA/m , μW/m² , mW/m² , μW/cm²
Measurement display value Instantaneous measured value, maximum value or average value since power-on.
Measurement alarm function Adjustable threshold with ON/OFF
Measurement calibration factor CAL Adjustable
Manual data memory and read storage 99 sets ( only recall by meter )
Battery 9V
Battery life >15 hours
Accessory 9V battery, carrying case & manual



Các đồng hồ cùng chức năng đo điện từ trường