User Manual

Advanc
e
Information

2015 Microchip Technology Inc.
page
28
BM78SPPS5MC2 , RN4678
12-2 BM78SPPS5NC2 Ceramic Chip Antenna
The BM78SPPS5NC2 module contains an integral ceramic chip antenna. The antenna performance on
the module is shown in Figure 12-2.
FIGURE 12‐2: BM78SPPS5NC2 ANTENNA RADIATION PATTERN
Gain (dBi)
0.0
5.0
-5.0
-10.0
-15.0
-20.0
-25.0
-30.0
-35.0
X
-
a
x
i
s
Y
-
a
x
i
s
Z
-
a
x
i
s
Frequency
2450 MHz
Max Gain
1.63 dBi
Efficiency
71.55%