On 4/3/21 4:22 AM, Dana Whitlow wrote:
"rubidium laser" ???

Dana

I don't know about the MAC, but the CSAC uses a VCSEL to shine through the gas cell.

The MAC is a pretty big thing compared to the CSAC - it's in the usual 2x2" package and draws 5-8W (after warmup)


On Sat, Apr 3, 2021 at 2:15 AM Poul-Henning Kamp <[email protected]> wrote:

I know it's not a particular outstanding atomic clock, but I was still
surprised to see that Sparkfun lists the SA.35m for $1995...

         https://www.sparkfun.com/products/14830

Not in stock though...

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Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
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Never attribute to malice what can adequately be explained by incompetence.
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