[time-nuts] a newbie question: where can I purchase 794.7nm VCSEL for building CPT rubidium clock?

[Hal Murray]

k8yumdoober at gmail.com said:
> I've been told that CD player type diodes can be successfully modulated up to
> about 600 MHz, but that going much further is either difficult or perhaps
> impossible.

Are DVD lasers faster?


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