Please post the power ratings on LMR vs Heliax @ 1.8 and 30 mhz.
This data is nearly impossible to find, and usually not included in QST and
>Hi Roy and Tower Talkers, Re: [TowerTalk] 9913F, etc
> I don't want this to appear as a commercial, even though that is allowable
>if also informative to TT'rs. I mainly have to jump in when information
>about the best deal known to the writer is higher than my standard pricing
>has been. No fault of the writer as I don't run ads about my prices on
>Heliax, RFS and LMR, other than LMR 400.
> You mention $ 1.85/ ft for 1/2" RFS. That IS a good price. DAVIS RF Co.
>has been selling it, and its Heliax equal, for $ 1.79 for quite some time.
>connectors: N males for both are $ 24.00, same as your source, and a damn
>good price. This is only time I've heard of an equal price to us on any such
> We prefer to sell Heliax (vs RFS Cablewave) only because we can get same day
>shipment even with Andrew Licensed tech installers putting the connectors on
>to preserve the warranty. RFS may take a few days. Otherwise I have no
>druthers about construction and electrics between the two.
> LMR (Times Cable) has served many hams very well for their needs at a much
>lower cost. LMR 600 is the 1/2" equal to LDF4-50A, 1/2" Heliax or FLC-50J
>LMR 600 we sell for .98/ft vs. the above $1.79 for Heliax or RFS. Here's the
>rub: it seems that most interest on TT is for HF use of these cables.
>LMR600 attenuation, below 30 MHz is quite comparable to Heliax and RFS. If
>one is into real long lengths, or "splittin the hairs of tenths of a dB",
>then Heliax or RFS makes a difference. Otherwise, Heliax and RFS have high
>tower, commercial, mechanical strengths and advantages that LMR is not as
>worthy. However, again, many hams buy and quite successfuly utilize LMR for
>long term results. We sell all three: Heliax, RFS and LMR and have no
>business motive to sell one vs. the other, other than better service, i.e.
>immediate delivery on connectorized Heliax and LMR, whereas RFS is a few
>days. If your talkin, say, 1/2" Heliax or RFS vs LMR 600 at VHF through
>Microwave, you will see distinct attenuation advantages of Heliax or RFS vs.
>LMR600. So, if you want to come as close in attenuation, say at 2 GHz to the
>Heliax or RFS 1/2" attenuation rates, the closest you get is with the same
>LMR 600 but you're .55 dB/100 ft lower than Heliax or RFS. This can be a
>significant factor commercially and ham where low power and long runs are
>prevalent. The next step up in LMR would be LMR 1200, a 1.20 " OD cable,
>that would put you .527 dB (all these #''s are nominal) better and my price
>would be $ 3.39 per foot!! High but very low as he market goes.
>Note: our site price on RFS connectors is wrong. Revision to the site of
>this and other new data will occur within the next 3-04 weeks.
>Thanks, I couldn't sit here thinking that some TTAlkers don't know about our
>price as an "alternate source". Also, I hope the tech comparatives
>help/interest some folks. Cheers, Steve Davis, K1PEK DAVIS RF Co.
>DAVIS RF Co., commercial wire and cable, custom cable design. Discounts to
>hams. Heliax, LMR, RFS, Belden, BURY-FLEX Tm. Various aerial wiring;
>transmission lines, insulators, baluns, RF connectors and Dacron rope.
>www.davisRF.com . 1-800-328-4773, (For all RF hardline related items, please
>ask for Steve Davis) Thank you!
>"The Triad": Davis RF Co.; Orion Wire Corp.; and The Wire Man, Inc.:
>Variegated expertise; resources and buying power yielding numerous quality
>products at highly competitive pricing.
>In a message dated 8/29/99 2:00:55 PM Eastern Daylight Time,
><< i'll spend the money for 1/2" hardline. Celwave is the best
> deal going these days, as far as i've heard, with 1/2" @ $1.85 for foot and
> $24.00 connectors. >>
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