Flashes per minute
id:
flashes-per-minute-244-10248177
title:
Flashes per minute
text:
Flashes per minute (FPM) is simply the number of times a flashing light blinks per minute. Police and emergency vehicles use warning lights with flashing rates that typically fall in a range from 60 to 240 FPM. In North America, grade crossing signals have a flashing rate ranging between 45 and 65 FPM with the ideal rate being 60 FPM. Persons with photosensitive epilepsy may suffer a seizure in response to a specific flashing frequency, e.g. 420 FPM, but the exact triggering frequency varies acr
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Flashes_per_minute
date created:
date modified:
2023-08-14T00:23:20Z
main entity:
{"identifier":"Q3073386","url":"https://www.wikidata.org/entity/Q3073386"}
image:
fields total:
13
integrity:
13