User's Manual Part 1

13,56 MHz Multitag Reader Module, Version 0.9v
ACG Identification Technologies AT Page 50
9 APPENDIX B:
9.1 Antenna design
9.1.1 Layout
Figure 9-1: Antenna layout
9.1.2 Mechanical data:
Dimension 51x42 mm
Wire width 1,27 mm; 35 um Cu thickness
Distance between 2 turns 1,75 mm
Number of turns 4
Figure 9-2: Coil design - mechanical data
9.1.3 Electrical data
Inductivity 1,2 µH
Resistance
0,33 Ω
Figure 9-3: Coil design – electrical data