Chengdu Ebyte Electronic Technology Co.,Ltd.
E220-400M30S User Manual
Copyright ©2012–2021
,
Chengdu Ebyte Electronic Technology Co.,Ltd.
12
8 E220 series
Model
IC
Frequency Hz
TX power
dBm
Test distance
km
Package
Size
mm
Communication
interface
E220-400M22S
LLCC68
433/470M
22
5.5
SMD
20*14
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.
Model No.
Type
Frequeny
Hz
Interface
Gain dBi
Hright
Cable
Function feature
Flexible PCB
antenna
433M
SMA-J
2
43.8*9.5mm
-
Built in flexible, FPC soft
antenna
Rubber antenna
433M
SMA-J
2
50mm
-
Flexible &omnidirectional
Rubber antenna
433M
SMA-J
2.5
75mm
-
Flexible &omnidirectional
Rubber antenna
433M
SMA-J
3
210mm
-
Flexible &omnidirectional
Rubber antenna
433M
SMA-J
2.5
110mm
-
Flexible &omnidirectional
Sucker antenna
433M
SMA-J
4
19cm
200cm
Sucker antenna, high gain
Sucker antenna
433M
SMA-J
3.5
18.5cm
100cm
Sucker antenna, high gain
Sucker antenna
433M
SMA-J
6
96.5cm
300cm
Car mounted sucker antenna,
ultra high gain
Rubber antenna
433M
SMA-J
2.5
52mm
-
Flexible &omnidirectional
Rubber antenna
433M
SMA-J
2
52mm
-
Flexible &omnidirectional
Sucker antenna
490M
SMA-J
50
12cm
100cm
Sucker antenna, high gain
Rubber antenna
490M
SMA-J
50
50mm
-
Flexible &omnidirectional