Tom and Grant: I do not believe the AVA style comes in 1/2". LDF4-50A is
still available. LDF5 and above has been discontinued. 73, --Mike, WV2ZOW
On Sat, Jul 9, 2016 at 5:27 PM, Grant Saviers <grants2@pacbell.net> wrote:
> I'd caution that "new" generation Heliax is very fragile. LDF4, FSJ4,
> LDF5 all had much heavier copper shields. I had to buy some AVA5 after my
> LDF5 ran out and it is an entirely different animal. It is very easy to
> kink and flatten and it is tough to clean the foam without damage to the
> shield. It was mentioned here that one cell installer won't even accept an
> AVA reel on its side because damage is very likely.
>
> Also, for aerial suspension, falling branches or ice from antennas or
> tower will likely put a significant dent in AVA. The commercial design is
> an "ice bridge" cover above the suspended Heliax which could be solid or
> perforated/woven/expanded galvanized steel.
>
> Grant KZ1W
>
>
>
>
> On 7/9/2016 11:37 AM, Tom-W3FRG wrote:
>
>> I did a slit trench, an inch or two below the grass roots with the garden
>> tractor and put the Heliax directly into it and just drove over it to
>> close
>> up the opening.
>> Heliax is a direct burial cable.
>> I have three runs done this way with a 4 port, remote wireless switch,
>> controlling the line back to the station some 130' away.
>> Each run goes to approx. the center location of a wire antenna above and
>> then back to the RF switch.
>>
>> Tom W3FRG
>> _______________________________________________
>>
>>
>>
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