Hmmm....I had thought IP (e.g. IP2 - IP3) refered to "Intercept Point" as an
intermod measuring basis for receive performance, not
the transmitter...or is my assumption incorrect? If so, then how is third and
fifth-order transmit intermodulation generally
abbreviated?
-Paul
----- Original Message -----
From: "George, W5YR" <w5yr@att.net>
To: "N4PY" <n4py@qvssoftware.com>
Cc: "tentec" <tentec@contesting.com>
Sent: Tuesday, August 13, 2002 3:39 PM
Subject: Re: [TenTec] re: No 6M on the Orion (WTB: Ten-Tec 526 6N2)
> This is part of the TX spec on N9VV's website:
>
> TX bandwidth: 100-3900 Hz in 10-Hz steps.
>
> TX frequency response: 100-4000 Hz max -6 dB points.
>
> TX equalizer: Up to 6 dB/octave bass/treble boost/cut.
>
> TX speech monitor: Audio taken after filtering, processing.
>
> The hi-fi group are already waxing enthusiastic over the Orion because it
> will have the wider transmit bandwidth without having to be modified, etc.
>
> Doug Smith's "other" project - the Kachina 505 DSP - covers either 3.1 or
> 4.0 KHz, but the low-frequency response of the filters and audio section is
> so poor (DSP IF filters and audio system response starts rolling off at 500
> Hz) that they are seldom used for wide-frequency-response operation.
>
> Have you seen any IP numbers for the transmitter?
>
> 73/72/oo, George W5YR - the Yellow Rose of Texas
> Fairview, TX 30 mi NE of Dallas in Collin county EM13qe
> Amateur Radio W5YR, in the 56th year and it just keeps getting better!
> QRP-L 1373 NETXQRP 6 SOC 262 COG 8 FPQRP 404 TEN-X 11771 I-LINK 11735
> Icom IC-756PRO #02121 Kachina 505 DSP #91900556 Icom IC-765 #02437
>
> N4PY wrote:
> >
> > George,
> >
> > I don't see anything to tell me that the transmit occupied bandwidth
> > of the Orion will be any larger than other transceivers. Where do
> > you see this? All I see is the transmit bandwidth will be user
> > adjustable over a wide range. Normally, 2400 hertz bandwidth would
> > be selected.
> >
> > Carl Moreschi N4PY
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