![]() However, they normally rely on a system of vibration, sound, or visual display. The warning device - the alarm - has taken different shapes throughout history. Most popular alarm timesĪlarm for 5:00 | Alarm for 5:30 | Alarm for 5:45Īlarm for 6:00 | Alarm for 6:15 | Alarm for 6:30 | Alarm for 6:45Īlarm for 7:00 | Alarm for 7:15 | Alarm for 7:30 | Alarm for 7:45Īlarm for 8:00 | Alarm for 8:15 | Alarm for 8:30Īlarm for 9:00 | Alarm for 9:30 On alarm clocksĪn alarm clock combines the function of a clock with a warning device to alert people when a certain time has come. ![]() In this menu, you also have the option to use this loud alarm clock with dark mode or with the brighter version. Here you can configure the alarm clock by choosing the color of the numbers, their font, if you want to see the date, and if you want to use the 24-hour format or not. On the top right corner of the page, you can access the online alarm clock settings. Click on “Test” if you wish to preview the alarm and confirm its sound and volume. Once the set time comes, an alarm message will appear and you will hear the alarm sound you have chosen. You have several options that make this the perfect alarm clock for heavy sleepers. Make sure you choose a sound that will catch your attention. You can either customize all the options to your liking or continue with the default settings. In both cases, a pop-up will show up asking you to name the alarm, choose an alarm sound, and set a color for the event. To set this free online alarm clock you can select one of the above shortcuts for an exact hour or click on the button Set Alarm to define a specific hour and minutes. Explore all the available options to find the tool you need and that suits your purpose the best. You can also customize the features with distinct alarm sounds and highlight each event with different colors. Here you can set alarms for events, check the world clock to confirm the time differences between the world’s major cities, time your activities, and access an online manual counter. However, the widely believed reason is the simplicity of programming a single-digit timer - of 9 minutes - than programming a double-digit timer of 10 minutes.Online Alarm Clock is a web tool designed with the practical aim of helping users organize their time and their agendas. Some people say that a 9-minute snooze would give a one-minute headstart than two minutes late. However, there is no scientific evidence to support this claim. Some people guessed that an 11-minute period is long enough for a person to enter deep sleep, so an 11-minute snooze would wake up the person feeling heavy and dozy. There are many theories circulating on the internet about why the engineers picked a 9-minute snooze. The clockmakers went ahead with the 9-minute option, a decision whose reasoning is still debated. They had two options, either 9 minutes or a little less than 11 minutes. When the snooze feature was invented, the scientists tried to retrofit it into the analogue clocks, but they were not able to perfectly fit the gear teeth to produce a 10-minute snooze. The snooze feature, first introduced by General Electric-Telechron company in its analogue Snooze-Alarm clock in 1956, has an interesting history. The reason behind the 9-minute snooze, according to a Youtube channel Apple Explained, is Apple’s tribute to the history of alarm clocks. Unfortunately, you cannot change it but you can always download third-party alarm apps on your iPhone as a workaround. Apple has deliberately made this decision to hard code a nine-minute snooze time in its alarm clock. Though, how much more sleep is the perfect amount that your alarm clocks should let you have? If you set your alarm on the default alarm clock on your iPhone, it will ring again after exactly nine minutes. When your alarm clock wakes you up in the morning, but you want a little more sleep, you snooze it.
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