Running out of space on your device, or just need a simple way to keep everything backed up? The Western Digital Elements Portable 2TB External Hard Drive is here to give you peace of mind. And right ...

Abstract: This paper builds a portable digital ion trap mass spectrometer prototype by designing the vacuum system, control circuit system, and host computer of the ion trap mass spectrometer.

Dialing in your aperture, shutter speed and ISO doesn't have to be a game of guesswork when using manual mode. If you're consistently getting overly dark or light photos, you may just need to learn ...

Portable Bluetooth speakers have become a must-have for music, podcasts and even calls when you’re on the move. Whether you’re heading to the beach, planning a camping trip or just want something more ...

We're working hard to make sure the pricing and stock of our top picks is always up to date. This roundup was last updated in October 2025. When the sound quality from your phone or laptop doesn't cut ...

New generation of small ultrasound system. High image quality leads to earlier disease detection, more accurate diagnosis and less invasive treatments. In order to ensure patient’s premium care, ...

Despite the best efforts of records, videos, cassettes, CDs and music streaming, radio has survived every single format that was 'destined to kill broadcasting'. In fact, digital broadcasting is still ...

Abstract: Korotkoff method is the most used method for blood pressure measurement. In this method, sphygmomanometer and a stethoscope are required. A trained person ...

The HI 98713 meets and exceeds the requirements of the ISO 7027 for water quality and provides a reliable and accurate readings on low turbidity values. An effective algorithm calculates and converts ...

What’s better than one dash cam? Two dash cams, of course, because with a second camera you can record to the rear of your car as well as the front. This helps to create evidence of accidents that ...