User's Manual

Stollmann
E + V GmbH
BlueMod+B20
Hardware reference
Author: bg Date of Saving: 28.03.07 Ref: BlueMod+B20_HWreference_V101.doc Revision: 1.00 Page 28 of 28
6.4 Restricted Area
The mother board should have no bare conductors or vias in this restricted area,
because it is not covered by stop mask print.
BlueMod+B20
top view
2,7
3,5
6.5 Housing Guidelines
The individual case must be checked to decide whether a specific housing is suit-
able for the use of the internal antenna. A plastic housing must at least fulfill the fol-
lowing requirements:
• Non-conductive material, non-RF-blocking plastics
• No metallic coating
• ABS is suggested