[digitalradio] A closer look at ROS]]
Tom Azlin N4ZPT
n4zpt at cox.net
Mon Feb 22 15:17:01 CST 2010
Still does not answer my question. What was the concern at the time
AMRAD was working SS approvals. If a signal were inside a 3KHz voice
grade bandwidth would those original fears be applicable?
I certainly accept that there is no free lunch. that is my favorite
systems trade comment.
73, Tom n4zpt
On 2/22/2010 1:54 PM, Andre Kesteloot wrote:
> Sent from my iPhone (apparent spelling errors are due mainly to the
> thickness of my index and the size of the iPhone keyboard).
> On Feb 22, 2010, at 11:31, Tom Azlin N4ZPT <n4zpt at cox.net> wrote:
>> Spreading is adding known redundancy otherwise you would not get
>> spreading gain.
> Alas, there is no such thing as a free lunch.
> You only get spreading "gain" because you first introduced spreading
> André N4ICK
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