With 40 of the versatile timer chips in a build, you might just get something completely unexpected, like this 555-based eight-bit digital counter. This one comes to us by way of [Astronomermike ...

It has a bright, large digital display with the easiest pre-set arrangement on test. The pump jointly topped our test, while the gauge was precise. New BYD Seagull will come to the UK in 2025 to ...

If you’re not familiar with the 555 timer, suffice it to say that this ... The outputs of the comparators lead into a digital latch, which can also be reset with an external active-low signal.

If you like to write, browse, game, or work in different parts of your home or office, one of the best laptops is a necessity in 2024. There are many to choose from, but you can first narrow your ...

Some, such as the Philips Viva Airfryer and Russell Hobbs Purifry, have manual dials that you turn to set the time, but most other air fryers, including the Tefal Actifry, have digital timers instead.