Chengdu Ebyte Electronic Technology Co.,Ltd.
E330-400T13S User Manual
Copyright ©2012–2021
，
Chengdu Ebyte Electronic Technology Co.,Ltd.
17
sensitive devices;
If there is no special requirement, it is not recommended to use it at too high or too low temperature.
10.3 Bit error rate is too high
There is co-frequency signal interference nearby, stay away from the interference source or modify the frequency and channel
to avoid interference;
Unsatisfactory power supply may also cause garbled codes. Be sure to ensure the reliability of the power supply;
Poor or too long extension cables and feeders can also cause high bit error rates.
11. Welding operation guidance
This product is a SMD module. When soldering the module, the soldering personnel must work in accordance with the anti-static
operation specification;
This product is an electrostatic sensitive product. If the module is not welded in accordance with the specification, it may cause
permanent damage to the module.
12. Antenna Guide
12.1 Antenna recommendation
Antennas are an important role in the communication process, and often inferior antennas will have a great impact on the
communication system. Therefore, our company recommends some antennas as supporting our company’s wireless modules with
excellent performance and reasonable prices.
SKU
Type
Frequency
Hz
Interface
增益
dBi
高度
mm
馈线
cm
功能特点
Flexible
antenna
433M
welding
2.0
43.8*9.5
-
Built-in flexible, FPC soft
antenna
Rubber rod
antenna
433M
SMA-J
2.0
52
-
Ultra-short straight,
omnidirectional antenna
Rubber rod
antenna
433M
SMA-J
2.5
62
-
Ultra-short straight,
omnidirectional antenna
Rubber rod
antenna
433M
SMA-J
2.0
50
-
Bend Rubber rod antenna,
omni antenna
Rubber rod
antenna
433M
SMA-J
2.5
75
-
Bend Rubber rod antenna,
omni antenna
Rubber rod
antenna
433M
SMA-J
2.5
110
-
Bend Rubber rod antenna,
omni antenna
Rubber rod
antenna
433M
SMA-J
3.0
210
-
Bend Rubber rod antenna,
omni antenna
Sucker
antenna
433M
SMA-J
3.5
185
100
Small Sucker antenna
Sucker
433M
SMA-J
4.0
190
200
Middle Sucker antenna
