[NSRCA-discussion] Inadvertent Start

Jay Marshall lightfoot at sc.rr.com
Tue Aug 8 14:16:43 AKDT 2006


S*%# happens! A fuse, switch, or safety plug is a much better solution. I
think a safety plug with a red ribbon attached would be the best solution
and could be constructed for very low impedance and weight.
 
-----Original Message-----
From: nsrca-discussion-bounces at lists.nsrca.org
[mailto:nsrca-discussion-bounces at lists.nsrca.org] On Behalf Of Grow Pattern
Sent: Tuesday, August 08, 2006 5:38 PM
To: NSRCA Mailing List
Subject: Re: [NSRCA-discussion] Inadvertent Start
 
I fitted a Central hobbies super bright LED to the receiver. (They are about
$10 and weigh very little).Then if the RX is on there is a visual check on
the outside of the plane.
 
AFAIK (As far as I know) the speed controller cannot activate the motor if
the RX is off. It may drain the power from a connected battery power source
but it will not activate the brushless motor.
 
Regards,

Eric
 
 
 
----- Original Message ----- 
From: ronlock at comcast.net 
To: NSRCA Mailing List <mailto:nsrca-discussion at lists.nsrca.org>  
Sent: Tuesday, August 08, 2006 3:30 PM
Subject: Re: [NSRCA-discussion] Inadvertent Start
 
I fear electrics may prove to be more dangerous than glow --
 
Most of us have habit patterns solidified by years around glow engines 
when a stopped prop was equal to safe.  Un-learning those habits is
not a quick and sure process.
 
How we know if a plane in pit or staging area is safe?   Some electrics have
an outward appearances that indicates it's safe (exposed batt connections,
etc)
but many don't.
 
Later, Ron Lockhart
-------------- Original message -------------- 
From: Jim Stovall <falcondoc at sbcglobal.net> 
Electrics IMHO are way more dangerous than IC engines. I have a $35,000
right arm to prove it. Had one spontaneously start on me at the field while
my  forearm was in the way. Chewed through my forearm clear to the bone,
severing my artery, muscle, and ulnar nerve. Very messy. Took 2 years of
surgury and therapy before I could fly again. Electric motors are more
serious in that they draw more amps if they are impeded, in effect they try
"harder" to overcome the force opposing it, like thumbs, fingers, and arms.
Still fly electrics, but treat them very differently now......

wgalligan <wgalligan at goodsonacura.com> wrote: 
At least my OS wont spontaneously startup on its own.
 
I have seen a few electrics majicaly start unattended and thankfully no
fingers or arms were in the way. Both engines and motors are dangerous.
 
And I do have some smaller electrics.
 
Wayne
 
----- Original Message ----- 
From: J.Oddino <mailto:joddino at socal.rr.com>  
To: NSRCA Mailing List <mailto:nsrca-discussion at lists.nsrca.org>  
Sent: Tuesday, August 08, 2006 11:53 AM
Subject: Re: [NSRCA-discussion] Noxville Contest??
 
Another reason to go electric.
 
Jim O
----- Original Message ----- 
From: John <mailto:johnferrell at earthlink.net>  Ferrell 
To: NSRCA Mailing List <mailto:nsrca-discussion at lists.nsrca.org>  
Sent: Sunday, August 06, 2006 9:38 AM
Subject: Re: [NSRCA-discussion] Noxville Contest??
 
I have an $8000 left thumb. They installed a couple of options while they
were rebuilding. It warns of weather changes and also serves as an alarm
clock (sometimes).
 
I recommended that a student headed for a pro basket ball career give up RC
until the career was behind him.
 
John Ferrell    W8CCW
"My Competition is not my enemy"
http://DixieNC.US <http://dixienc.us/> 
----- Original Message ----- 
From: BUDDYonRC at aol.com 
To: nsrca-discussion at lists.nsrca.org 
Sent: Sunday, August 06, 2006 11:10 AM
Subject: Re: [NSRCA-discussion] Noxville Contest??
 
About two years ago I got my finger in one It cut the right index finger off
at the first joint. Wrapped the finger in a towel went to the hospital with
the severed finger, three month's and $6000.00 later it was almost as good
as new except it is still numb on the end. APC's show no mercy.
Buddy 

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