TT Re: TT Re: [TenTec] ORION QRQ Performance

[Tommy]

Bob,

Actually I have been using both 1.371 and eight different firmware beta
releases. I'm also aware of the truncation. Anyway I'm looking forward to
either being able to listen to you wav files, or working you on 20m, or
both!!

Tom - W4BQF

----- Original Message -----
From: "Bob Henderson" <bob at cytanet.com.cy>
To: <tentec at contesting.com>
Sent: Friday, August 20, 2004 9:16 PM
Subject: TT Re: TT Re: [TenTec] ORION QRQ Performance


> Tom, W4BQF wrote:
>
> > Bob...this is not fair, but I'll ask it anyway. If I unplug the DGM
> keyboard
> > and/or the YPlog from the Orion, and move the connector to the Omni 6,
and
> > the Omni 6 produces a correct reproduction of the input keying waveform,
> up
> > to the 68 wpm limit of the Omni 6, but the Orion, at about 42 wpm,
starts
> > changing the element width randomly, the spacing between the elements
> > randomly and the length of the character randomly, and continues to get
> > worse as I increase speed, the basic question is of course, what is at
> fault
> > here, the DGM, YPlog, the Omni 6, or the Orion? I'm not doing this by
ear,
> > I'm using the keying waveform to sync the scope, watching the keying
input
> > on A  channel, and watching the RF output waveform on the B channel. On
my
> > scope, a 20ms dot into the Omni 6 produces a 20 ms dot RF waveform. The
> same
> > input signal to  the Orion, at 60 wpm, produces a 12ms dot.
>
> Tom
>
> What you are describing here does not reflect my experience, having
> conducted my own tests on Orion at 60 wpm.  Both of my Orions perform in
the
> same way.  Both are at 1.371, the current firmware.
>
> Firmware at rev1.369 and earlier displayed a systematic (not random) ~8mS
> truncation of character elements.  If that's what you are using then I am
> completely unsurprised by your experiences.  If on the other hand you are
> using 1.371, then I am curious to understand why your two Orions behave so
> differently to the two I have here.
>
> Bob, 5B4AGN
>
>
>
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