"Boris, I'd really love to hear if you were able to produce anything useful in the area of antenna tracking over video/audio?!"

"Kind of the opposite to what you guys are talking but same idea. I need long long range and the video/audio stream is the weak link(1280mhz). I am using a 3DR 433mhz for telemetry data and wondered if anyone had worked a way to get the gps data…"

"I would like to use an AAT antenna tracker which uses the GPS data and a single audio channel(e.g left) of the video feed via an audio modem, I also want to have the AMP telemetry which I would like to use via audio modem on the other (e.g. right)…"

"so I see the xbee must be connectet to uart 3? do I have to set the solder points on the down side of the apm2 ?"

"Could somebody help me getting my xbees to work? I have downloaded the latest Firmware 2.2 and uploaded to my apm2. in the code I have set it to APM2 and LITE DISABLED. But I do not get a xbee connection. What do I have to set, that the xbees will…"

"Hey Samuel, is there any news regarding your project? cheers Boris"

"Thank you Barry! You saved my day after struggeling arround with my xbee modules! thanks fpr your pictures!!!!! Regards, Boris"

"This is in my interest, too!"

"hi john, thanx for the guide for giving PPM IN. i would be using frsky FASST receiver with PPM out on PIN 1. i am using Futaba 7C. by default the mode channel is on channel 8 of Rx. but 7C has only 7 channels. earlier i used to input…"

"Short input pins ch2&3 (the signal pins) with a strap and insert PPM on ch1."

"can someone please help me how to input PPM in APM2 board. which jumper has to be enabled on APM2. thanx"

"Thank you very much Nick! Very appreciated! Greetings from Germany Boris"

"Hi Boris, The connections you have to make are: 1. 5V side ( 5V electronics ): a/ autopilot 5V power supply -> 5V power supply of the level shifter board; b/ autopilot 5V dataline -> 5V dataline of the level shifter board; c/ autopilot GND…"

"ok. I watched the links nick gave me; can you tell me which of the connectors would i have to connect? I get from the reciver the gnd, + volatage and signal line; where shoud i connect it eg to the levl shifter from diydrones? sorry for askin, but i…"

"ok thanks a lot for your answers this helps me a lot. ill try it with the given scematic.  thanks again to you jake ad nick :-) Boris"

"Hi Boris, Just buy a simple level translator like this one - https://store.diydrones.com/I2C_SMBus_Voltage_Traslator_I2C_Level_Shifter_p/br-0009-01.htm or http://www.sparkfun.com/products/8745 Note it has 2 supply voltages - 3.3V and 5V and also…"