仪器简介：

1978年，世界�?*台SAR测量仪器诞生于Motorola公司

90年代开始出现商用SAR测量�

2003�?�?1日IEEE 对SAR测量方法做了新规定（IEEE P1528/D1.2� 。同年，EMF Safety公司根据此标准由汉城大学Gimm教授同Motorola当年设计**台SAR测量仪器的工程师主持，改进推出了ESSAY�?型SAR测量系统、�/p>

技术参数：

场强测量探头�

Body Materials Dielectric constant 2.5 measured at 10 GHz� loss tangent 0.0004 measured at 10 GHz

Dimensions 30.0 cm length� body diameter 9.5 mm

Sensors Gold plated Schottky diode

Connector Miniature 7 pins

Dipole length 2.0 mm

O.D. tip 4.0 mm

Offset 2.0 mm typical

Frequency band 10 MHz to 10 GHz

Spatial resolution � 25 mm3

Impedance �? ?

Angular response ��0.2 dB (isotropy)

Dynamic range 2 mW/kg ~ 100 W/kg

机器人：

Robot type Vertically articulated robot

Degree of freedom 6 axes

Test Payload 6 kgf (Weight of amplifier housing and robot arm in ESSAY 3 is less than 1 kg.)

Position repeatability < 0.01 mm with full payload

Motor type DC servo motor

Body weight 58 kg

体模�

SAM Phantom (separated left and right)

Material Relative permittivity less than 5 and loss tangent less than 0.05

Phantom shell 2 mm thickness with tolerance of less than ��0.2 mm with respect to the SAM CAD file

Flat Phantom

Material Relative permitivity less than 5 and loss tangent less than 0.05

Thickness of bottom 2 mm

Size 42 cm(W) X 36 cm(D) X 19 cm(H) following IEEE std 1528- 200X & IEC 106/24/CD

待测设备位置控制器：

移动电话夹具能够按要求将移动电话进行定位，倾斜角度的误差容限为��1��。移动电话夹具由低损耗� 低介电常数的材料制成� 即： tan(��)�?.05�?#949;�?、�/p>

主要特点９�/strong>

满足**标准：IEEE P1528/D1.2要求

维护费用位�/p>