Re: Motors to replace the EV Warriors [TANKS]

["Michael Kouridakis" <mrdingleberry-at-comcast.net>]

Any idea of the current under load on these?
Mike
----- Original Message ----- 
From: <himself-at-adamwells.net>
To: <tanks-at-rctankcombat.com>
Sent: Sunday, December 18, 2005 11:52 AM
Subject: Re: Motors to replace the EV Warriors [TANKS]


> I'd just like to correct my previous statement. The "new" DeWalt 12 volt
motors
> (Part number 396505-20) are able to put out 33 ft lbs, not 29. So, they
spin
> about 84% faster in low gear than the 12 volt EV Warrior with 1:9
reduction and
> put out identical torque.
>
> Quoting himself-at-adamwells.net:
>
> > Well, I had originally decided to build a Panzer II, and I ordered two
12
> > volt
> > Dewalt motors with matching three speed gear boxes from robotcombat.com,
> > along
> > with drive shafts to fit them from teamdelta.com. I have to say that
size
> > wise
> > drill motors seem like the ideal solution for powering low profile
tanks. I
> > decided to steer clear of the 24 volt versions, since their increased
power
> > comes with a doubling in battery weight and I was shooting for a fully
loaded
> > weight of 50 lbs with the Panzer II.
> >
> > I've since decided to drop the Panzer II idea for a 36" (1:7.25 scale)
T-62,
> > since it'd be a more well rounded tank for my first build (40/4 rating,
> > compared to 30/2 rating). So, I guess I'll find out soon enough if the
12
> > volt
> > drill motors can power a MBT. I will point out that the 12 volt DeWalt
with
> > it's gearbox (450 RPM - 29 foot lbs) seems to have more potential than
the EV
> > Warrior on 12 volts with the 1:9 ratio (246 rpm - 32 foot lbs)  that
seems to
> > be the standard. The DeWalt could be geared down to the same RPM and be
> > putting
> > out over 50 foot lbs.
> >
> > Quoting Bruder John R LTC USA NORAD USNORTHCOM J22
> > <John.Bruder-at-northcom.mil>:
> >
> > >
> > >
> > >
> > >
> > > Classification: UNCLASSIFIED
> > >
> > > What motors out there are good replacements for the EV Warriors?  I
found a
> > > few scooter motors that are close, but are only about 2700 RPMs at 24
> > volts.
> > > Seems kind of slow at $30.00 each.  I have seen tanks with 12 volt
drill
> > > motors being used.  How do they hold up and are they only used in
light
> > tanks
> > > like the Hetzer?
> > >
> > > What would others recommend?
> > >
> > > Thanks,
> > >
> > > John
> > >
> > > John R. Bruder
> > > LTC, USA
> > > Intelligence Chief
> > > Bi-National Planning Group
> > >
> > >
> > >
> > >
> > >
> > >
> >
> >
> >
> >
> >
>
>
>
>
>
>
> -- 
> No virus found in this incoming message.
> Checked by AVG Free Edition.
> Version: 7.1.371 / Virus Database: 267.14.1/206 - Release Date: 12/16/2005
>
>



-- 
No virus found in this outgoing message.
Checked by AVG Free Edition.
Version: 7.1.371 / Virus Database: 267.14.1/206 - Release Date: 12/16/2005