Per the original post, I was only referring to the difference in
nomencature between, for example, LDF5-50 and LDF5-50A. The addition of
the "A" suffix represented a minor change ... I just don't remember what
it was and it may have been purely administrative..
73,
Dave AB7E
On 8/3/2012 12:02 AM, Jim Brown wrote:
> On 8/2/2012 6:22 PM, David Gilbert wrote:
>> By the way, I remember when Andrew changed the nomenclature on some of
>> their Heliax versions to add the "A" suffix. The trouble is, I don't
>> remember exactly what that reason was.
> One very important difference I've found so far is the i.d. of the
> center conductor. The older FHJ5-50A is 0.255 inch, while the newer
> LDF5-50A (and the Decibel/ATG stuff) is 0.295 inch. Iearned this by
> pulling out my micrometer and measuring them. :)
>
> WN3A pointed out another important difference -- the older cables have a
> spiral outer conductor, while the newer ones are annular rings.
>
> 73. Jim K9YC
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