Spektrum Technology

Tue Oct 25 05:19:18 AKDT 2005

Do we need a special license to operate this new 2.4 GHz stuff?  You are 
talking about operating on a totally different band, correct?

                 Del
          nsrca - 473

----- Original Message ----- 
From: "Troy A. Newman" <troy_newman at msn.com>
To: <discussion at nsrca.org>
Sent: Tuesday, October 25, 2005 1:22 AM
Subject: Spektrum Technology

> Ok guys it is finally here. This weekend at the Houston(Tomball) SPARKS 
> contest I was asked a few questions about this new and exciting product. 
> We as pattern flyers are going to benefit from this.
> I have had the opportunity to be flying one of these systems for the last 
> few months.
>
> http://www.horizonhobby.com/Shop/ByCategory/Product/Default.aspx?ProdID=SPM2460
>
> I have tested this system both my local flying field here in PHX (Sun 
> Valley) as well as flying foamies and such in my yard and local parks.
>
> The system has been 10000% glitch free. I can't find anything in the 
> system that responds differently than my 10X. Response time is faster than 
> PCM, the resolution is excellent, better than anything out there currently 
> for any of the radios systems. There is nothing about this system that is 
> below outstanding. Basically the system solves  two very important 
> problems we have in modeling today:
>
> #1 No frequency control issues. There is no frequency pin needed and you 
> would not even know which one to choose because the system picks a 
> frequency that is open when you turn it on. Don't get shot down again. 
> This system can operate with like 80 different TX's all at the same time 
> and no interference issues. This will make the frequency pin obsolete! The 
> system boots up about 3-5secs and picks a frequency not being used. It 
> then tells the RX what channel to listen too and you are done. You don't 
> even know what channel you are flying on and it doesn't matter either. 
> Another TX turns and scans the air and picks another frequency and uses 
> it. Its totally user friendly...Basically you just turn it on and its 
> working. It has a Failsafe safety feature than can be programmed when you 
> "Bind" the RX to the TX. This Failsafe works just like PCM failsafe. The 
> Binding process is how you tell the RX "who's your daddy" This process 
> takes about 20secs and from then on the RX will only listen to your TX. If 
> a buddy wants to fly it with his TX....just 20 secs later after you tell 
> "who's the daddy" its now listening only to that TX. We have all been at 
> an event with the foamy flying at night and the call for frequency is 
> heard from the other end of the parking lot or pits. This is never a 
> concern again with the Spektrum System from JR and Horizon Hobby.
>
>
>
> #2 Model generated interference is not an issue. I have tried using this 
> system on regular brushed electric powered models sometimes in this 
> environment you can get a glitch or the likes running PPM (FM) systems. 
> This new 2.4Ghz system eliminates this problem. Its like PCM in that it 
> rejects bad stuff and keeps the good stuff. From my understanding model 
> generated RF problems like brushed motors, metal to metal contact (drives 
> FM stuff nuts), ignition systems, and the likes....this new 2.4ghz stuff 
> is way above those model generated interference frequencies.
>
> I love the system. I know Horizon has spent a huge amount of time testing 
> and evaluating this system. It is a revolution in RC.
>
> We have been basically flying on the same types of signals since I have 
> been involved in RC in 1981. The one big weakness with our 72mhz system in 
> my mind is no matter how good your equipment is, not matter how much you 
> have invested in a model, no matter what TX you have 14MZ, 10X or the 
> likes a shoot down can happen with a attack4 AM radio. The result of a 
> mistake in the pits or parking lot can cost you your model. A simple 
> mistake by an experienced or new modeler can cost any of us our models 
> with previous systems.
>
> We have all heard of the stories about getting shot down.
>
> Well this system is the first step to eliminate this problem! I can say 
> its been eliminated on this 6 channel radio system. Next step is for big 
> radios.
> The RX's are cheap about $60. They are light about 7-8g (6channel RX)and 
> the RX has 2 different antennae. They are about 3-4" long...so no more 
> stringing the extra out the tail of the model. There are lots of other 
> advantages in this new technology. All this and the same high quality 
> stuff that JR produces with the 72mhz stuff.
>
> This radio system is priced and setup for the park flyers, but its only a 
> matter of time and we all will be benefiting from this stuff. Besides as 
> said above making this system available for a good price to the everyday 
> modeler where it is needed is the first step to really change the way we 
> fly our models.
>
>
> If you guys have any questions I would be happy to answer them. My 
> experience with the system has been absolutely flawless and I know others 
> have had the same. This stuff is ready for prime time and its going change 
> things in a huge way.
>
> Troy Newman
> Team JR
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