I have a 544D and I will look into some filtering, let
you know if a easy fix works.
Love those Tentec rigs
--- firstname.lastname@example.org wrote:
> Congratulations Joe. You have a nice TT assortment!
> How about this? Put a switch in the line that feeds
> operating voltage to the
> digital display. Turn it on when you are tuning the
> band. Once on the
> operating frequency, turn it off. Or, just leave
> it off most of the time. Use
> the tuning dial skirt as your primary frequency
> readout, just like the analog
> Triton. :-) Turn the digital dial on
> occasionally to confirm your frequency.
> The Argosy II did just that. Never had a problem
> with digital noise but could
> turn the display off when not needed, which is most
> of the time. Cuts power
> drain on receive quite a bit too.
> On 16 Aug 2007 at 23:56, Joe Roberts wrote:
> > After four years with no TT radio, and two years
> with no radios at all
> > due to being in a PhD program with no time or
> space to operate, I broke
> > down and bought an Omni V, a Paragon II, and a 544
> (Triton digital).
> > Previously, I was a long time user of the Corsair
> > Best I can do at the moment is a half wave
> vertical on a kite pole on
> > the back patio, but have been playing with each of
> the radios enough to
> > get a good feel for their personalities...and
> Ten-Tec radios sure do
> > have personalities.
> > Leaving aside comments on the Omni V (needs mods
> for SSB use) and
> > Paragon II (which is a fabulous, smooth operating
> rig), I am really in
> > love with the Triton 544. What great audio! This
> is one of the most easy
> > listening radios I've heard and I have owned
> dozens of good tube rigs,
> > FT-102s, Collins, Kenwoods, blah blah blah. Line
> noise that makes the
> > Omni V painful to listen to is hardly there on the
> 544. It's like magic.
> > The 544 is almost perfect for what it is, except
> for the little quirk of
> > DISPLAY NOISE. Now, this phenomenon is well known
> and seems to be
> > accepted as part of the "whole package" of the
> 544. It is always loud
> > enough to be perceived even under signals and
> noise, chugging away like
> > a pulsating digital mode signal.
> > True...I have never encountered a case where the
> noise prevented copy of
> > a real signal. But it is kind of irksome and a
> wart on what is otherwise
> > an unbelievably good vintage receiver.
> > Once upon a time, I would have ripped into this
> thing with a scope,
> > shielded cable, and a pile of fresh caps and
> ferrites, but since I only
> > have a Swiss Army knife and a Fluke DMM at hand, I
> am reluctant to mess
> > with it. Also, I recognize that it is what it is
> and the noise is part
> > of that 70s digital identity in a way.
> > Nonetheless, I'm wondering if anyone has a
> solution for this normal
> > "problem" -- short of buying an analog Triton,
> which I might do anyway.
> > The construction and layout of the rig, which is
> very traditional and a
> > nostalgic joy to behold, exhibits no effort to
> control digital noise.
> > In my 35 year hamming career I have seen many
> Tritons in magazine ads
> > and on hamfest tables and never realized what they
> were. Now I know, and
> > I can't think of a better radio to drag out to the
> back patio with a
> > hand mic for some early evening relaxation.
> > I'm inclined to leave the 544 as is and enjoy
> it...but if anybody has
> > hints and kinks on getting rid of that infernal
> display trash, I'd love
> > to hear it.
> > Joe N5KAT
> > _______________________________________________
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