[time-nuts] Bye-Bye Crystals

Bob Camp kb8tq at n1k.org
Mon Mar 13 22:03:03 EDT 2017


Hi

If you are not to picky, you can buy crystals in bulk for < 5 cents each. Why make
them from scratch? Best guess is that in small volume, they will cost you > $20 each
to make. Labor cost something ….

Bob

> On Mar 13, 2017, at 9:09 PM, Adrian Godwin <artgodwin at gmail.com> wrote:
> 
> I'm not after quality - I do have an application in mind but it doesn't
> need to compete with mass production. Just wondering if it's feasible to
> make something crude that will resonate.
> 
> On 14 Mar 2017 1:00 a.m., "Hal Murray" <hmurray at megapathdsl.net> wrote:
> 
> 
> jimlux at earthlink.net said:
>> what about cheap crystals for microcontrollers.. I think the Arduino,  for
>> instance, uses a crystal (and the oscillator electronics are inside  the
>> Atmel part)
> 
> I assume you can save a few pennies if you use a raw crystal rather than an
> oscillator.  That probably matters in high volume low cost applications.
> 
> Atmel has the technology for making oscillators.  That's an analog-ish
> corner
> on what is mostly a digital chip.  A lot of their chips are low standby
> power
> which generally means an older digital process with thicker oxides that
> don't
> leak as much.  That probably makes analog corners easier, but I'm far from a
> wizard at that area.
> 
> --
> These are my opinions.  I hate spam.
> 
> 
> 
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