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Chengdu Ebyte Electronic Technology Co., Ltd.

E19-433M20S2 User Manual

Copyright ©2012–2020

Chengdu Ebyte Electronic Technology Co.,Ltd.

10

9. Antenna guidance

9.1 Antenna 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

Frequency

Hz

Interface

Gain

dBi

Height

Cable

Function feature

TX433-NP-4310

FPC antenna

433M

SMA-J

2

43.8*9.5mm

-

FPC soft antenna

TX433-JW-5

Rubber

433M

SMA-J

2

50mm

-

Flexible &omnidirectional

TX433-JWG-7

Rubber

433M

SMA-J

2.5

75mm

-

Flexible &omnidirectional

TX433-JK-20

Rubber

433M

SMA-J

3

210mm

-

Flexible &omnidirectional

TX433-JK-11

Rubber

433M

SMA-J

2.5

110mm

-

Flexible &omnidirectional

TX433-XP-200

Sucker

433M

SMA-J

4

19cm

200cm

Sucker antenna, High gain

TX433-XP-100

Sucker

433M

SMA-J

3.5

18.5cm

100cm

Sucker antenna, High gain

TX433-XPH-300

Sucker

433M

SMA-J

6

96.5cm

300cm

Sucker antenna, High gain

TX433-JZG-6

Rubber

433M

SMA-J

2.5

52mm

-

Short straight

&omnidirectional

TX433-JZ-5

Rubber

433M

SMA-J

2

52mm

-

Short straight

&omnidirectional

Revision history

Version

Date

Description

Issued by

1.00

2017/10/16

Initial version

huaa

1.10

2018/5/23

Content updated

huaa

1.20

2018/9/21

Model No. split

Huaa

1.30

2020/6/11

Change in product layout

du

Summary of Contents for E19-433M20S2

Page 1: ...E19 433M20S2 User Manual SX1278 433MHz 100mW SMD Wireless Module...

Page 2: ...Operating parameter 3 3 Size and pin definition 4 4 Basic operation 5 4 1 Hardware design 5 4 2 Software editing 6 5 Basic application 7 5 1 Basic circuit diagram 7 6 FAQ 7 6 1 Communication range is...

Page 3: ...n accordance with industrial standards and the product has obtained FCC CE RoHS and other international authoritative certification reports users do not need to worry about its performance High precis...

Page 4: ...nt damage to module Blocking power dBm 10 Chances of burn is slim when modules are used in short distance Operating temperature 40 85 2 2 Operating parameter Main parameter Performance Remark Min Typ...

Page 5: ...32MHz Modulation LoRaTM recommended FSK GFSK MSK GMSK OOK Package SMD Connector 1 27mm Communication interface SPI 0 10Mbps Size 15 15 mm Antenna Stamp hole 50 ohm impedance 3 Size and pin definition...

Page 6: ...erwise when it exceeds the maximum value the module will be permanently damaged Please check the stability of the power supply the voltage can not be fluctuated frequently When designing the power sup...

Page 7: ...module It is necessary to ensure that the antenna is exposed preferably vertically upward When the module is mounted inside the case use a good antenna extension cable to extend the antenna to the out...

Page 8: ...lect wireless radio wave so the performance will be poor when testing near ground Sea water has great ability in absorbing wireless radio wave so performance will be poor when testing near the sea The...

Page 9: ...el to avoid interference Poor power supply may cause messy code Make sure that the power supply is reliable The extension line and feeder quality are poor or too long so the bit error rate is high 7 P...

Page 10: ...distance km Package Antenna Model No E19 433M20S2 SX1278 433M 20 5 SMD 15 15 Stamp hole E19 915M30S SX1276 915M 30 10 SMD 25 40 Stamp hole IPEX E19 868M30S SX1276 868M 30 10 SMD 25 40 Stamp hole IPEX...

Page 11: ...2 50mm Flexible omnidirectional TX433 JWG 7 Rubber 433M SMA J 2 5 75mm Flexible omnidirectional TX433 JK 20 Rubber 433M SMA J 3 210mm Flexible omnidirectional TX433 JK 11 Rubber 433M SMA J 2 5 110mm...

Page 12: ...Technical support support cdebyte com Documents and RF Setting download link www ebyte com Thank you for using Ebyte products Please contact us with any questions or suggestions info cdebyte com Offi...

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