[TenTec] Re: [Orion] Orion Issues or Not - kinda long

Grant Youngman nq5t at comcast.net
Sun Dec 12 15:33:01 EST 2004


More explanation?

Do you mean that a complete sweep consists of 500 samples and that the sweep
cycles at 1 full sweep every 2 seconds? 

And your second point is that T_T simply wiggles the display in between
times to fake us out??  You may be right, but the first question I'd have to
ask is what are you missing in your measurement? (I'm sure the answer will
be nothing ... But that doesn't answer the question either) :-)

Grant/NQ5T

> -----Original Message-----
> From: tentec-bounces at contesting.com 
> [mailto:tentec-bounces at contesting.com] On Behalf Of Sinisa Hristov
> Sent: Friday, December 10, 2004 3:08 PM
> To: tentec at contesting.com
> Subject: [TenTec] Re: [Orion] Orion Issues or Not - kinda long
> 
> N0KHQ at aol.com wrote:
> 
> > 2.     Slow sweep  display and intermittent freezing when 
> in the "Sub RX"
> > mode and you  push
> > one of the buttons (AN, NR.  etc) below the display. (returns to 
> > normal after
> >  reboot)
> 
> I did some measurements recently and it seems that SWEEP 
> hardware takes a single 4 ms sample every 2 seconds. This represents
> 0.2 % chance of hitting upon a short (intermittent) signal, 
> and 99.8 % chance of missing it. Hardly a real time show.
> 
> Looks like TenTec does some interpolation - the display 
> updates several times per second, but no new samples are 
> taken. In other words, most of updates are faked.
> 
> 
> 73,
> 
> Sinisa  YT1NT, VE3EA
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> 




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