Electric Weight: with or without batteries at US Nationals

Richard Strickland richard.s at allied-callaway.com
Sat Jun 11 07:35:34 AKDT 2005


Would that be 5 or 10?

RS

----- Original Message -----
From: "MKMSG" <mkmsg at cox.net>
To: <discussion at nsrca.org>
Sent: Friday, June 10, 2005 6:52 PM
Subject: Re: Electric Weight: with or without batteries at US Nationals


> My 5300 pack weighs 19.7 oz.
>
> Mike Moritko
> ----- Original Message -----
> From: "Adam Glatt" <adam.g at sasktel.net>
> To: <discussion at nsrca.org>
> Sent: Friday, June 10, 2005 3:57 PM
> Subject: Re: Electric Weight: with or without batteries at US Nationals
>
>
> > We don't have an accurate scale at work, so the only figures I have are
> > direct from Thunder Power's website:
> > http://thunderpower-batteries.com/html/batteries.html
> > showing 560 grams each.
> >
> > -Adam
> >
> > Richard Strickland wrote:
> >
> >>Hey Adam,
> >>
> >>How much does a set weigh with any associated harness?
> >>
> >>Thanks,
> >>
> >>Richard
> >>----- Original Message -----
> >>From: "Adam Glatt" <adam.g at sasktel.net>
> >>To: <discussion at nsrca.org>
> >>Sent: Friday, June 10, 2005 9:02 AM
> >>Subject: Re: Electric Weight: with or without batteries at US Nationals
> >>
> >>
> >>
> >>>Jim, the Thunder Power 5s4p 5300 pack is in stock with free courier
> >>>shipping at parts.rctoys.com .
> >>>
> >>>I'm using a 6.0v regulator (JR servos) with my 2s lipo receiver pack,
> >>>and used a mere 290mAh in 51 minutes of flight yesterday.  My fellow
> >>>team members are using Futaba servos with a 5.6v regulator, and seeing
> >>>50-60mAh per a 10 minute flight.  You can definitely cut receiver
> >>>battery weight.  My TP 2s730 weighs 31g.
> >>>
> >>>BTW, in Canada we changed our rules this year such that electric
pattern
> >>>planes are weighed without the battery that powers the motor.
> >>>
> >>>If you want a killer deal on the 2s730 with a 5300 order, ask for me ;>
> >>>
> >>>-Adam
> >>>
> >>>Jim_Woodward at beaerospace.com wrote:
> >>>
> >>>
> >>>>RS - Although I have taken GREAT care with the airframe weight of the
> >>>>Impact, I have used a non-exotic equipment list, so I am at 11 lbs,
> >>>>4.5 oz with 6000 mah TP packs (2, 5S,3P).  I did not use aluminum
> >>>>wheel axles, nor replace the wheel pants, nor replace the heavy wing
> >>>>tube.  Also, I used the Futaba 9152 monster servo for the rudder.
> >>>> Also, I'm using the stock steel prop nut and spinner jam nut.  So, I
> >>>>used very standard equipment, and still came close to making the
> >>>>weight.  A quick solution is to purchase (if available), the 5300 mah
> >>>>packs, which in itself drops 4-5 oz I've heard.  Dropping even 5 oz
> >>>>may be possible just with some equipment changes.  The airframe really
> >>>>not going to get any lighter, except some more trimming of the chin
> >>>>cowl flanges.  I'm happy with the build and got close to the weight
> >>>>limit with a very standard equipment set.  Also, using the 2 cell
> >>>>Li-ion, 2200 mah battery.
> >>>>
> >>>>I've heard that they may change the electric weighing procedures such
> >>>>that the battery is removed at this years nats, but looking for
> >>>>confirmation before I spend a bunch more cash.
> >>>>
> >>>>Thanks,
> >>>>Jim
> >>>>
> >>>>James Woodward
> >>>>Program Manager
> >>>>B/E Aerospace Business Jet Group - Miami
> >>>>9100 N.W. 105th Circle
> >>>>Miami, FL 33178
> >>>>(305) 459-7155  Office
> >>>>(305) 459-7185  Fax
> >>>>(954) 319-0873  Cellular
> >>>>
> >>>>
> >>>>*"Richard Strickland" <richard.s at allied-callaway.com>*
> >>>>Sent by: discussion-request at nsrca.org
> >>>>
> >>>>06/10/2005 09:31 AM
> >>>>Please respond to
> >>>>discussion at nsrca.org
> >>>>
> >>>>
> >>>>
> >>>>To
> >>>><discussion at nsrca.org>
> >>>>cc
> >>>>
> >>>>Subject
> >>>>Re: Electric Weight: with or without batteries at UN Nationals
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>ALUMINUM servo screws?  Man, you must REALLY be close!?!
> >>>>
> >>>>RS
> >>>>----- Original Message -----
> >>>>*From:* _Jim_Woodward at beaerospace.com_
> >>>><mailto:Jim_Woodward at beaerospace.com>
> >>>>*To:* _discussion at nsrca.org_ <mailto:discussion at nsrca.org>
> >>>>*Sent:* Friday, June 10, 2005 7:56 AM
> >>>>*Subject:* Electric Weight: with or without batteries at UN Nationals
> >>>>
> >>>>
> >>>>Hi All,
> >>>>
> >>>>Does anyone happen to know what the weighing policy will be for
> >>>>electric planes at the nats (with or without batteries)?
> >>>>
> >>>>Also - does anyone know the source for aluminum servo screws?
> >>>>
> >>>>Thanks,
> >>>>Jim W.
> >>>>
> >>>>
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