Re: End-user Alert Delivery (was Re: NDAA passed: Internet and Online Streaming Services Emergency Alert Study)

[William Herrin <bill () herrin us>]

On Wed, Jan 13, 2021 at 7:58 PM Jay R. Ashworth <jra () baylink com> wrote:
> Last time I looked, consumer residential smoke detectors were still running
> off 9V alkaline batteries, which are expected to run the device for 6 months
> of 1/99 duty cycle (or less, probably *way* less).

Ordinary ionization-based smoke detectors use a 10-year lithium
battery, which is about the same lifespan as the americium-based
detector circuit as it begins to decay into neptunium.

You may now resume your argument over how much battery drain is too much.

Regards,
Bill Herrin


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