While only 12 of the 203 reviews award the MM420 fewer than 4 stars, there are some issues worth noting. The most common reported user issues include difficulty reading the screen in brightly lit ...

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 ...

Be careful with single-phase motors, as most single-phase motors have components to help them start or continue to run capacitors, centrifugal switches, or starting relays. Failure of these components ...