AVR-Chat

On Tue, Jul 28, 2009 at 11:04:43AM -0600, Cat C wrote:
> 
> This may be the wrong place to ask, but it's at least related to the last "chat" :-)

The wrongest thing about your request is that you edited a reply to
another thread rather than address a new email to the list.

> I need to make an hi sensitivity/selectivity/stability, low noise
> tunable RF receiver that can receive around 60MHz (maybe 50-70) and
> ideally could switch to 10MHz (but the 10MHz requirements are not so
> stringent). Worst case, I could separate the 10MHz receiver.
> 
> This would be somewhat similar to the requirements of an NMR receiver,
> if it helps.
> 
> Ideally I'd like something that has some first amplifier(s) then some
> IF stage(s) and then ... I will need IQ demodulation, but that could
> happen outside of this first chip (I'll also need to digitize the
> outputs, etc).

Building a good radio is much harder than shopping for the right chip.

-- 
David Kelly N4HHE, dkelly@HiWAAY.net
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Whom computers would destroy, they must first drive mad.