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Multiple Motors, One Radio - 6/29/2009 1:14 AM   
GhostCMD


 

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 Hey Guys,

I am currently at school constructing a blimp for our sporting events primary for advertising and that sort of thing.  I have always worked with one motor, one esc.  However this time, I will require potentially 5 motors in order to generate the lift and control that I am looking for.  I have a lot of questions regarding how to wire all of these components together:

1:  Do I need multiple ESCs?  Some motors will simply need to be turned on and off, not variable speed.

2:  Can I fit more than one motor on one channel?  Say I have 2 motors that I want to run at the same time (the ones which would simply turn on and off), can I operate both from one switch?

3:  What size battery would you recommend for a five motor system?  Assuming 2 of the five run full time, the other 3 in only short spirts.  

Thanks for your help guys, I'm looking forward to hearing from you!

-Ghost-


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RE: Multiple Motors, One Radio - 6/30/2009 3:25 PM   
FERNDALE AIR FORCE



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Ghost, why do you need 5 motors? the helium should provide lift.. Are you going to use ducted fan or regular brushless or brushed motors?

Tim

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RE: Multiple Motors, One Radio - 7/1/2009 3:25 AM   
GhostCMD


 

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Hey Tim,

I forgot to mention that the blimp will be lifting a small mechanism that releases leaflets (coupons for places around school) over the crowd.  Based on the numbers I saw, the lift of the helium is not sufficient.  I haven't decided on the type of motors yet, is one type easier to implement for this system than the other?  Thanks for your reply.

-Ghost


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RE: Multiple Motors, One Radio - 7/1/2009 11:01 PM   
FERNDALE AIR FORCE



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This is a different thing if you can't use helium to produce your lift. Suddenly you need wings. How much weight are you assuming for the electronics, the gondola, battery etc?

Tim

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RE: Multiple Motors, One Radio - 7/1/2009 11:51 PM   
wings 540



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this sounds like a lot of money and trouble to me. why dont you just go and buy one of the ones they have at the basketball games? idk just a thought...

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