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Chengdu Ebyte Electronic Technology Co.,Ltd.
10
7.2 Reflow soldering curve
8 E49 series
Model No.
IC
Frequency
Tx power
Distance
Size
Package
Interface
Hz
dBm
km
mm
E49-400T20S
CMT2300A
410~450MHz
20
2.5
26*16
SMD
UART
E49-400T20D
CMT2300A
410~450MHz
20
2.5
36*21
DIP
UART
E49-400M20S
CMT2300A
410~450MHz
20
2.5
20*14
SMD
SPI
9 Antenna recommendation
9.1 Recommendation
The antenna is an important role in the communication process. A good antenna can largely improve the communication
system. Therefore, we recommend some antennas for wireless modules with excellent performance and reasonable price.