Posted by
Bill Coleman-2 on
Jul 14, 2007; 4:20am
URL: http://elecraft.85.s1.nabble.com/YAQ-Yet-Another-K3-Question-tp449289p449300.html
On Jul 9, 2007, at 2:59 AM, David Woolley wrote:
> Bill Coleman wrote:
>
>> What you'd end up with for the "receiver" would be a Mixer and
>> clean DDS, followed by a high-speed, wide-range A/D converter.
>> Everything else
>
> I don't understand why you write about such things as in the
> future. There are several products on the amateur market, although
> I don't know if any of them use a DDS VFO.
What I wrote about in 1995 was the entire receiver as a very simple
bit of hardware, and then lots of software.
I've seen several attempts at computer/radio integration, but they
all used far more hardware than I imagined. That's why I used the
future tense.
> The telcos where doing direct digital conversion from analogue
> carrier systems to multiple PCM channels a long time ago. I think
> before your 1995 article.
The technology has been around a while. It's just waiting to be
applied to amateur radio....
Bill Coleman, AA4LR, PP-ASEL Mail:
[hidden email]
Quote: "Not within a thousand years will man ever fly!"
-- Wilbur Wright, 1901
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