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  1. Viper1953

    Calculating RPM drop with different size propellers

    Hi Charles, It makes perfect sense to include air temp, humidity, and altitude. However, I'm trying to follow the calculations in the article but for different size props. The next part of the calc in the article includes the pitch. Heres the calculation breakdown for a 10in prop: No load...
  2. Viper1953

    Calculating RPM drop with different size propellers

    Hi all, So, I've been researching alot more, and found a lovely little article here: http://thequadcopterguy.blogspot.co.uk/p/choosing-your-parts_23.html It seems extremely useful for first timers like myself who wants to do the calculations as accurately as possible. However, there is one...
  3. Viper1953

    Motor advice + parts list review

    Hi Neil, Thank you so much for the info! that's a great help! The videos are fantastic - that guy sure is charismatic! The DVR recorder is actually the one I had picked anyway in the attached pdf but is branded as a Boscam RC800 (not FoxTech RC800). At least I was on the right track! I've...
  4. Viper1953

    Motor advice + parts list review

    Hi all, So, I am new to Quads, but not to electronics/programming. I have an out of the box Heli which I can fly reasonably well (although response time is terrible!), and now wish to progress onto a DIY Quad build. My overall requirements are basic (FPV, GPS) To start I am going to ignore...
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