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SAM Hand OTA Phantom SHO-RTABV2/LTABV2
10.2
Construction
The SHO V2 hand phantoms are manufactured from a silicone- and carbonbased mixture (color: black). The hand target parameters based on real
hand measurements are compliant with the CTIA Test Plan for Wireless
Device Over-the-Air Performance, Revision 3.x. The hand is sufficiently
flexible to grip a range of device thicknesses and sufficiently sti↵ to maintain a consistent grip. The spacer is manufactured from a low-loss and RF
transparent hollow material with a wall thickness less than 2 mm. The white
cover on the spacer is made of a low volume, low-loss solid material.
10.3
Dimensions of Hand Phantom and Spacer
Geometry
The grip is according to a human factor study, and the dimensions of the
hand phantoms are compliant with the CTIA Test Plan for Wireless Device
Over-the-Air Performance, Revision 3.x.
Hand
Height
Wrist width
Hand width
175 mm
61 mm
90 mm
Spacer
Height
Width
150 mm
63 mm
(a)
(b)
Figure 10.2: (a) SHO-LTABV2 Hand phantom and (b) its spacer
SPEAG, EM-Phantom User Manual V 4.1, December 2013
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