Arkbird 433UHF Quick Start Manual Download Page 4

Arkbird 

 

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The OSD interface automatically displays the RSSI strength A99.   

Flight / Mix / Gimbal can be selected on the OSD menu, by which channel 9 and 10 output can be 

set to steer a Servo

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Stabilizing-Gimbal for camera (radio TX channel 7&8 can control direction & pitch). 

Positive & negative compensation and the controlling amount can be adjusted.   

 

5. Frequently Asked Questions (FAQ)   

 

Q: Unable to control the servo? 

A: Check the wiring, match the r

eceiver’s ID code, transmitter and receiver LED will flash fast and 

smoothly. Check if the radio TX is set to PPM mode, (or 2.4G/72M receiver is working and able to control 

a servo). 

If you use the Arkbird  OSD single wire transmission, enter the OSD  menu; check the first row, to 

see whether it is upgraded to latest firmware (above V3.1020). 

 

Q: Short distance, Failsafe less than 5km under maximum power (LED brightest) 

A:  check  RSSI  intensity  through  OSD,  if  signal  is  still  not  A00,  it  may  be  failsafe  from  repeater 

receiver.   

Check  if  the  UHF  TX  antenna,  RX  antenna  is  installed  firmly  and  perpendicular  to  the  horizontal 

plane.   

Strongly  recommend  using  the  original  antenna,  which  is  selected  specifically  for  the  frequency 

hopping system (wide band and appropriate), other high gain antenna for fixed frequency system may be 

not suitable for Arkbird frequency hopping algorithm. 

Summary of Contents for 433UHF

Page 1: ...onse of 20ms without delay With Arkbird OSD it has the following functions 7 It can be configured to single wire PPM RSSI output three wire transmission of 10 channel signal and RSSI with very simple wire connecting Arkbird OSD needs to be upgraded to 3 1020 or newer firmware 8 The original channel 1 4 input ports on Arkbird OSD automatically become output ports which will output channel 7 10 of t...

Page 2: ...r placed far to avoid interference to FPV Video RX please ensure the UHF transmitter antenna vertically installed 1 5 m above the ground A tripod is recommended 2 Please refer to the above graph connect the 2 4G 72M receiver channel 1 10 to the UHF transmitter insert the V 5V and G ground wire to power up the receiver 3 After checking the wire connection please insert the balance charge port of th...

Page 3: ...ay from the interference source such as camera video TX make grid antenna with 18cm foil paper increasing the gain for long distance flight Bottom of the antenna metal position connected to the grid antenna 4 Receiver Single line PPM RSSI Output and SBUS function Make a short circuit between the Channel 8 s signal to the 5V in the middle row using jumper cap Then channel 7 will output composite PP...

Page 4: ...mode or 2 4G 72M receiver is working and able to control a servo If you use the Arkbird OSD single wire transmission enter the OSD menu check the first row to see whether it is upgraded to latest firmware above V3 1020 Q Short distance Failsafe less than 5km under maximum power LED brightest A check RSSI intensity through OSD if signal is still not A00 it may be failsafe from repeater receiver Che...

Page 5: ...smission 1 6 channels as follows aileron elevator throttle direction and 2 auxiliary channels If no corresponding please change the servo line sequence or set the radio TX s PPM 1 6 channel as the above order Attentions Be sure to read the Safety precautions of Arkbird equipment carefully 1 The Arkbird equipment can only be used for small aircraft model entertainment Please do not install it in th...

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