An alarm is a generic name for clocks that are designed to sound alerts at a given time. Most of these clocks are alarm clocks to wake people up from their sleep and they can sometimes be used as a reminder. Many alarms are audible, but there are also loud, luminous or vibrating alarms for people who have trouble waking up in the morning.
According to Athenaeus of Naucratis, the ancient Athenian philosopher Plato used a clepsydra, which means water clock in Greek, probably for signaling the beginning of his lectures.
In 1787, Levi Hutchins invented the first known alarm clock in a modern sense.
In 1847, a French watchmaker Antoine Redier patented an adjustable alarm clock.
Many people who lived in times of no clock or alarm clock went to bed early and used daylight to wake up. The most commonly used method except daylight was using candles. People, who weren't rich enough to employ another person to wake them up, were awakened by the sound of the nail falling on the floor once the candle with the inserted nail melted.
Analog alarm clocks usually work through the internal gears with the energy provided by the batteries. And alarm clocks on mobile phones and computers work through their software.
An alarm can be set on computers, but in most operating systems, the default applications do not include applications such as an alarm or a stopwatch that are available almost on every phone.
Windows 10 users can set up alarms via the “Alarms & Clocks” in the applications list. Mac users can prefer applications available in app stores. Users who do not want to install any program can set up an online alarm which is an easier method.
Online Alarm Clock is an online alarm application that helps users who need to be alerted to wake up or who need to set an online timer for any reminder with loud alarms.
If you are going to set an alarm using Online Alarm Clock, simply select the alarm sound and press the “Set the Alarm” button once you have selected the alarm time in a 12-hour format under the “Set alarm for” field. If you are not familiar with 12-hour format, you can use the Military Time Converter to convert between 12-hour and 24-hour time.
Try Online Video Alarm Clock where you can set an alarm with YouTube.
No, Online Alarm Clock does not work when the computer is in sleep mode.
No, Online Alarm Clock does not work if you close this tab.
No, neither Online Online Alarm Clock nor any other timer works when the computer is shut down.