ZE51/61-2.4 RF Module User Guide
1VV0300868
Rev.4 – 23/06/201
1
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved
page 5 of 54
VI.2.
P
OWER SUPPLY DECOUPLING ON
ZE51/61-2.4
MODULE
............................................................................................................................... 35
VI.3.
RF
LAYOUT CONSIDERATIONS
...................................................................................................................................................................... 36
VI.4.
A
NTENNA CONNECTION ON
P
RINTED
C
IRCUIT
B
OARDS
................................................................................................................................. 37
VI.5.
ZE51/61-2.4
INTERFACING
: ........................................................................................................................................................................ 38
CHAPTER VII. ANTENNA CONSIDERATIONS....................................................................................... 41
VII.1.
A
NTENNA RECOMMENDATIONS
................................................................................................................................................................... 41
VII.2.
A
NTENNA MATCHING
.................................................................................................................................................................................. 42
VII.3.
A
NTENNA TYPES
........................................................................................................................................................................................ 43
VII.4.
E
XTERNAL ANTENNA
.................................................................................................................................................................................. 43
VII.5.
E
MBEDDABLE ANTENNAS
............................................................................................................................................................................ 45
CHAPTER VIII. ANNEXES ....................................................................................................................... 48
VIII.1.
D
ECLARATION OF
C
ONFORMITY
................................................................................................................................................................ 48
VIII.2.
C
ONFORMITY
A
SSESSMENT
I
SSUES
FCC/IC.............................................................................................................................................. 52
VIII.3.
E
XAMPLES OF PROPAGATION ATTENUATION
............................................................................................................................................... 53
VIII.4.
O
UTPUT POWER PROGRAMMING
................................................................................................................................................................ 54