The main advantage a good clamp meter gives you is being able to measure current without shutting off the power. You don’t have to strip back insulation either. This makes them very popular with ...

Best of the best: Reed Instruments Digital Sound Level Meter Our take: A top-of-the-line sound level meter with a number of advanced features that make it stand out from competitors. What we like ...

Frequency: Frequency is the range of sounds (low to high) that a sound level meter can hear. The human ear, for instance, can hear frequencies from 20 to 20,000 hertz (Hz). If your sound level ...

The higher the accuracy in a pH meter, the better — though it certainly drives up the price. Average pH meters have an accuracy of +/-0.01 to +/-0.2, though high-performing models can be ...

Frequency: Frequency is the range of sounds (low to high) that a sound level meter can hear. The human ear, for instance, can hear frequencies from 20 to 20,000 hertz (Hz). If your sound level ...

Checking the pH of your pool water, aquarium, or hydroponic garden is essential to maintain optimal conditions, so choosing a reliable, accurate pH meter is important. With a pH meter at your side,… ...

Sound is pressure — the louder the sound, the greater the pressure. The greater the pressure, the more damage it can do to your ears. If you’re in a noisy environment, it’s import… ...