MK22/MK55
Long-range Wireless Transmission System
User's Manual V1.0 2022.10
Introduction / Installation Guide / Instruction
Page 1: ...MK22 MK55 Long range Wireless Transmission System User s Manual V1 0 2022 10 Introduction Installation Guide Instruction...
Page 2: ...This copyright of this manual belongs to Great Mainlink Tech Co LTD No one may make copies without written consent Caution Attention to installation 1 Before power on make sure the antenna connection...
Page 3: ...used is free of other electromagnetic interference 5 When the signal weakens you can improve the effect by changing the heading direction of the antenna Get instructional video In order to use the sys...
Page 4: ...10 Installation 14 Air 14 Ground 14 1 Connect the antenna 15 2 Connect to the Ground Station 15 MK22 Instruction 16 Quick start 16 MK22 with CODEC module MF05 18 19 MK22 with Mission Planner 19 Impro...
Page 5: ...Version V1 0 2022 10 Copyright 2022 Mainlink All Rights Reserved 5 Login 31 Setting 32 System update 38 Wireless pair 39 Language 40 Advanced User Display 40 Specification 44 FAQ 46...
Page 6: ...2 Mainlink All Rights Reserved 6 Packing list Device Ground Air Accessories 2Pin XT30 cable 1 2Pin cable 1 For Power For pairing and reset 3Pin cable 5 4Pin cable 2 For UART and SBUS For Ethernet Shor...
Page 7: ...Version V1 0 2022 10 Copyright 2022 Mainlink All Rights Reserved 7 For air unit For ground unit Long Antenna 2 RF feeder 2 For air unit For air unit to UVA 19Pin cable 1 For Ethernet and Power_Out...
Page 8: ...th the advantage of high level intergration and powerful function MK22 MK55 is a typical good product to meet long range transmission requirements There are two frequency bands 800MHz 1 4GHz and 2 4GH...
Page 9: ...OFDM MK55 Up to 55km LOS Video interface Data interface Ethernet 1 UART TTL RS232 SBUS Hopping Fixed Frequency Frequency Band Fixed user defined 800MHz 1 4GHz 2 4GHz Hopping automatic Working mode BW...
Page 10: ...n Air unit with side view 1 Ethernet Number Character Description Input Output 1 T TX O 2 T TX O 3 R RX I 4 R RX I 2 UART1 Number Character Description Input Output 1 G GND I O 2 R RS232 RX I 3 T RS23...
Page 11: ...ion Input Output 1 S SBUS OUT O 2 V 5v I max 1A O 3 G GND I O 7 Power indicator This indicator is solid green when air unit is booting 8 Link indicator LED Pattern Description solid green Wireless lin...
Page 12: ...signal strength frequency and bandwidth The five LED lights below correspond to the power indicator the chain indicator and the signal strength indicator 3 Battery SONY XXXX batteries are available D...
Page 13: ...3 Number Description Input Output 1 Rx I 2 Rx I 3 Tx O 4 Tx O 5 UART1 TX RS232 O 6 UART1 RX RS232 I 7 UART2 TX RS232 O 8 UART2 RX RS232 I 9 RC1_IN I 10 RC2_IN I 11 5v O 12 GND I O 13 GND I O 14 GND I...
Page 14: ...or shielding within 20cm of the antenna 2 Connecting the gimbal Connect the gimbal to one ethernet of MK22 Connect UART1 to flight control If you need to control the drone with RC please connect SBUS_...
Page 15: ...SBUS output to the ground unit SBUS_IN and then connect the power cable 2 Connect to the Ground Station The MK22 ground unit can be connected to the Ground Station with ethernet or UART Get Video You...
Page 16: ...h reliability 2 Power on The DC voltage is 9 28V After power on the POWER LED will be solid green Any question please refer to the FAQ It takes 15 seconds to start up After the system starts the wirel...
Page 17: ...V1 0 2022 10 Copyright 2022 Mainlink All Rights Reserved 17 the same or different MK22 can transmit video and data transparent MK22 air unit default IP 192 168 1 200 MK22 ground unit default IP 192 16...
Page 18: ...page please input the following address rtsp 192 168 1 36 554 stream0 You can get video after click play MK22 with CODEC module MF05 If your gimbal has a HDMI SDI AV interface you can add CODEC modul...
Page 19: ...e air and ground cable connection is finished Power on the system 3 Install Mission Planner to your computer 4 Set the IP address of the computer Open Network and Internet setting Select Internet Prot...
Page 20: ...0 Copyright 2022 Mainlink All Rights Reserved 20 5 Get data There are three methods to get data from MK22 ground unit using Mission Planner UDP port via Ethernet TCP port via Ethernet UART COM 5 1 Get...
Page 21: ...ight data 5 2 Get data from TCP port Open Mission Planner select TCP click the connect button it will bring up a new window Listen port fill in the blank with IP 192 168 1 236 remote port is 5760 If t...
Page 22: ...eserved 22 Open Mission Planner select COM Please check the COM number and the right baud rate click the connect button Mission Planner will get flight data 6 Get video When you open the Mission Plann...
Page 23: ...e gimbal please use your own gimbal RTSP address Improve RC controller distance through SBUS 1 Connect air unit SBUS_OUT to flight controller RC IN Using the SBUS cable in the accessory box to connect...
Page 24: ...ver to the ground unit Using the SBUS cable in the accessory box to connect the ground unit to the RC receiver Attention The SBUS_IN port of ground unit is input The maximum of 5V output current is 1A...
Page 25: ...ation for the MK22 2 UART COM select Select the right COM number of the computer to connect MK22 If you want to change to another COM please click the Refresh button 3 Baud rate select Select the righ...
Page 26: ...here are two mode to be selected Hopping Fixed Choose the mode you needed and click Set button to complete setup Click the Get button to get mode When you select Fixed mode you need to choose a fixed...
Page 27: ...meter After step1 click Read button All current parameter will print on the information display Because the Working mode is only for air unit The Working mode box will turn grey on ground unit configu...
Page 28: ...ixed In Hopping mode M51 can automatically adjust frequency when there is interference In fixed mode the device is fixed to a special frequency So in one frequency band up to four sets of devices can...
Page 29: ...2 10 Copyright 2022 Mainlink All Rights Reserved 29 Repeater Mode With Repeater mode MK22 can be easily used under NLOS situation You only need to buy one more air unit and then can establish a repeat...
Page 30: ...92 168 1 200 The ground is 192 168 1 236 In Repeater mode TX is 192 168 1 200 Repeater is 192 168 1 201 If you change the device to another IP address please access the web UI through the new IP If yo...
Page 31: ...n the browser you will see the Welcome page Default username is admin password is 123456 Then you can login The system configuration page of Air includes four Settings menus such as Settings upgrades...
Page 32: ...address and gateway address The following table describes the parameter values The Device IP address and Gateway must be on the same network segment Parameter Value Description Device IP Default addre...
Page 33: ...dress and remote air IP address in cluster mode As the following table describes the Device IP Gateway and Remote Air IP must be on the same network segment In cluster mode when multiple airs are conn...
Page 34: ...orwarding and the output timeout period after SBUS data lost The following table describes the parameter values Parameter Values Description Uart1 Baud rate 9600 19200 38400 57600 115200 User can chan...
Page 35: ...rame of data 0 10s User can change Default 1s SBUS2 Timeout After SBUS2 data loss the time of outputting the last frame of data 0 10s User can change Default 1s The Ground Data setting can set the bau...
Page 36: ...g Mode Hopping Fixed Optional Encryption Disable Enable Optional Working Mode Point to Point Repeater Mode Only the air unit of MK22 need to be set The ground unit can synchronize automatically Web UI...
Page 37: ...of MK22 to factory settings Please click on the Restore button to confirm if you need Restore to factory settings Please click on the Sure button to set the parameter to factory default value The Gro...
Page 38: ...ir of MK22 to restart Please click on the Reboot button to confirm if you need Reboot device now Please click on the Sure button and enter the IP address in the browser and log in again The Ground Sys...
Page 39: ...s Log in to the IP address again to check whether the firmware version is updated The operation of the Ground System Update function is the same as that of air Wireless pair The Wireless Pair function...
Page 40: ...English and Simplified Chinese Please click Save button to save the setting it will take effect immediately Advanced User Display After enter the IP address of air please input user name as root and t...
Page 41: ...le describes the parameter values Parameter Values Description Frequency 14279 14479M Hz Communication Frequency Distance 0 50000m Distance of Air to Ground Air ANT1 RSSI 141 44 RSSI of Main Antenna o...
Page 42: ...erial port 2 of Air Air Netlink Tcp Recv 0 4294967295 The total number of byte through TCP protocol which receive from serial port 2 of Air Uart2 Local Submit 0 4294967295 The total number of byte thr...
Page 43: ...ber of byte through network transparent transmission to SBUS 1 which input from opposite terminal SBUS1 Local Recv 0 4294967295 The total number of byte through network transparent transmission to opp...
Page 44: ...Hz Band width 5MHz 10MHz 20MHz Modulation OFDM EIRP MK22 30dBm 1dB MK55 33dBm 1dB Sensitivity 95dBm Range MK22 22km MK55 55km 1 Bit rate 30Mbps 20MHz Power Range DC 9 28V Power consumption 8 5W Interf...
Page 45: ...20cm Ground Fiber glass antenna penal antenna Polarization type Vertical Gain Air 2 5dBi Ground 12dBi SWR 2 0 Environment Work temperature 40 70 Storage temperature 40 85 Humidity 5 95 non condensing...
Page 46: ...ght is OK But no data output Solutions 1 Check the UART cable wiring order 2 Check the UART baud rate 3 Please contact our company s after sales service 4 Description The ground unit can t output RTSP...