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Telemetry on Aurora9 Transmitter

I have built two Telemetry sensor stations base on Arduino Pro Mini board that gives me one RPM, one Temp, all gps data, and voltage and current on the transmitter display.

I also added total current used (displayed in RPM 2 field on the transmitter).

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Censorship?!

I noticed that Gary just deleted his blog entitled, "20 million pounds for pocket sized UAS".

Sure hope that he was not forced to do that. I can understand that DIYDrones promotes non-military use of UAVs, but that shouldn't mean we need to ban discus

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Log Files Missing and Tuning

Hi

 

Flew a rather sucessfull mission this weekend, need some more tuning tho. I have a few questuions :

 

 

1. I have the t-logs, that are saved automatically, but wanted to download the APM log as well. When I connect, there are NO logs. When I do a Dum

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Sonar-Based Localization

I am currently using four SRF05 Ultrasonic Range Finder for obstacle avoidance on my Quadrotor. I would like to know is it possible to use this 4 ultrasonic range finder to do mapping/localizing in an indoor environment? Has anyone tried/done this be

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Turnigy G25 motor question

Im in the process of building a octo-copter for lifting a heavy payload.

Im looking to use the Turnigy G25 motors.

It says on the HK site that I should use 14x7 props.

Should I? Or should I use the 12x45 from DIYdrones?

 

 

 

The specs for the G25 are:

 

Spec

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Graupner Eprop vs APC SF

My quad project has been running for over a year now and since the beginning i've been using APC 10x4.5 and EPP 10x5 props without big problems. Nevertheless I prefer the APC's.

I've been surfing a lot of multirotor threads and have seen a lot of quad

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