Not that it matters, but the 92/93 mentioned below really should be
02/03. My, how time flies!
- Jeff
Jeff Anderson wrote:
> Interestingly, one of the primary reasons why the Polycom white paper
> (see previous postings) was written was that it was to be a sales tool
> to help explain to customers why they should purchase Polycom's VTX-1000
> speakerphone (which was introduced sometime in the 92/93 time-frame, but
> I've forgotten exactly when). This is a speakerphone which, using
> encoding, compresses 7 KHz of audio into the existing 3 KHz spectrum of
> an analog phone line.
>
> - Jeff, k6jca
>
> P.S. 7 KHz audio sounds significantly more natural when compared to
> standard POTS ("Plain Old Telephone System") bandwidth audio.
>
>
> Scott McClements wrote:
>
>> I apologize in advance for getting sucked into this hot topic. I think
>> there is merit to both side of the argument, but I think the future
>> must be developing digital modes that will allow digital voice with a
>> natural sounding frequency response. In other words we need to cram
>> 6Khz of audio (or more) within a 3Khz (or less) worth of RF spectrum.
>> This is experimentation - development - that we need.
>>
>> I've never heard my grandmother say it was an "experiment" when she
>> turned the treble and bass knobs on her car's stereo.
>>
>> -Scott, WU2X
>>
>>
>>
>> On 6/3/08, Brian C <[EMAIL PROTECTED]> wrote:>
>>
>>
>>> That said, everyone knows wider bandwidths should not be employed on very
>>> crowded amateur bands, nonetheless, the key to intelligibility and fidelity
>>> is b a n d w i d t h.
>>>
>>>
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>>
>>
>
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