[RFI] RFI hunting on 160: TH-F6a?

[qrv at kd4e.com]

Frank,

	What's the key RFI-hunting difference between the 660 and the
660SLV, please?

	I have a 660.

Thanks - David KD4E

> I assume that the reason some prefer the Tecsun PL-380 is COST. That's
> unfortunate because for $60 more (based on current Amazon.com prices) the
> Tecsun PL-660SLV is a MUCH better choice for all around RFI hunting.
> 
> I have been using the TECSUN PL660SLV for over a year now and it has helped
> me tremendously in locating low frequency RFI sources. The Tecsun receiver
> is one tool in my arsenal. As a professional utility interference
> investigator I am called upon to search for all manner of peculiar forms of
> interference ranging from the AM broadcast band all the way up to UHF and
> Microwave sources. I have several good tools, most of which are quite
> expensive. The expensive tools are primarily designed for locating power
> line interference, UHF, 800/900 MHz and Microwave sources. For most sources
> that affect hams I find the cheaper tools are very effective.
> 
> When I say "cheaper" I'm still talking $100 to $300 but since I do this for
> a living, good tools are a necessity. Harris makes a nice $6000 low
> frequency DFer but it isn't really necessary to spend that kind of green. I
> achieve excellent results with the NATIONAL RF Model HFDF Vector Gun kit
> and the Tecsun PL-660SLV. I also use an ICOM IC-7000 installed in my work
> van with a (now 10 year old) Hi-Q 4/80 screwdriver antenna.
> 
> With the IC-7000 I can drive up to most sources following a sensible
> expanding circle scan (drive). The AM Broadcast and 160 Meter sources can
> be sniffed out with the Tecsun while the National RF active loop kit finds
> everything else.
> 
> I don't post here often but I have posted this advice in the past.
> Searching the archives can save a lot of time and bandwidth. Ultimately, a
> battery operated receiver capable of listening to the affected frequencies
> coupled with a sensible search plan will yield good results in relatively
> short order. The job is made easier by using good tools. Consider the
> equipment mentioned here and see if any of it fits your budget.
> 
> As I tell every ham for whom I resolve an interference problem originally
> blamed on power distribution facilities but often found to be caused by
> consumer electronics, having a receiver like the Tecsun PL-660SLV is going
> to be a requirement for timely location of what has become an epidemic of
> interference generators masquerading as popular electronic conveniences.
> 
> 73,
> 
> Frank N. Haas KB4T
> Utility Interference Investigator
> Florida



-- 

*David*
~KD4E~
Nevils, Georgia USA

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