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Specifications

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Scheme 1: The PCB antenna is outside the board frame
Fig. 3-2 The PCB antenna is outside the board frame
Scheme 2: The PCB antenna is placed along the board side and its lower part is hollowed
Fig. 3-3 The PCB antenna is placed along the board side and its lower part is hollowed
Scheme 3: The PCB antenna is placed along the board side and is not clad with copper
Fig. 3-4 The PCB antenna is placed along the board side and is not clad with copper