no it doesn't, it has something to do with water.......
yes it is used in your car
Drastic?? Sounds about right. Alarm.
In air conditioner's.
No, and I would guess that not many people have even heard of the filter tone. Worthless product if you change your oil regularly as you should.
It is a short in the onboard computer display. I pulled out the tone generator located under the dash to the left of the steering wheel. It is purple. Pulled it out and no more annoying tone.
Finally...yes. Settings > Sounds > Calendar Alerts
DTMF (Dual Tone Multi Frequency) usually called contact I.D. or SIA format in the alarm industry.
You probably need to change the filter.
where is the gasoline filter
The underlying tone of the night sky can influence what is visible via a telescope with out filters. A good filter will eliminate most of the distracting underlying tone.
Yes