Sound Machines FAQ

White, Pink & Brown Noise – which is best for sleep?

The sound colour spectrum - white, pink and brown - have all been shown to help improve sleep. Choosing which one will help you sleep best can be hard to decide, so briefly I'll describe the difference. White noise - White noise contains a range of frequencies, all evenly distributed. Having the frequencies evenly distributed [...]

What is White Noise?

You will be quite familiar with the sound of white noise. It is a similar sound a radio makes when it cannot find a station. White noise is a constant sound which contains an even distribution of high and low frequencies. A good example of white noise is a waterfall, where water is hitting different [...]

By |2019-04-02T15:23:00+01:00April 2nd, 2019|White Noise|0 Comments

What is Brown Noise?

Most people are familiar with white noise, which sounds like a radio that hasn't been tuned properly. It is a constant sound that contains a range of frequencies. Brown noise is similar to this, however, brown noise has narrower range of frequencies. Compared to white noise (and pink noise), brown noise contains more deeper frequencies, [...]

By |2019-04-02T15:19:15+01:00April 2nd, 2019|Brown Noise|0 Comments

What is Pink Noise?

Pink noise is a sound somewhere in between white noise (think static from a TV) and brown noise. It contains a range of high-frequency and low-frequency sounds (as does white noise), but has a greater emphasis on lower frequency sounds. It is often described as being smoother and more relaxing than white noise. A real [...]

By |2019-04-02T15:15:16+01:00April 2nd, 2019|Pink Noise|0 Comments

Lectrofan vs Sound+Sleep

Customers often ask us what are the main differences between the Lectrofan and Sound+Sleep devices, so here is a quick rundown. The Lectrofan is specifically designed to reproduce fan sounds and white noise, it has one job and does it very well. It can produce 10 non-repeating fan sounds and 10 non-repeating white noise sounds, [...]

By |2018-09-10T15:30:45+01:00September 7th, 2018|Comparison|0 Comments

Which sound machines have brown noise?

Brown noise is deeper and stronger at the low end, without the high frequency sounds of white and pink noise. It can sound similar to the hard, gentle surf that comes with a storm. It's a unique frequency range and rare to find in many sound machines. Fortunately we do offer several sound machines with [...]

By |2018-09-07T11:25:57+01:00August 29th, 2018|Brown Noise|0 Comments