pro ject mc step up box ds3 bPro Ject MC Step Up Box DS3 B your key to a premium, balanced sound experience The output level of MC cartridges is very low compared with an MM (Moving Magnet); it is about 10 times lower. This means that you need a special phono preamplifier. Higher gain is required to make use of the signals, which can result in a higher noise level and distortion. The solution is MC Step Up Box DS3 B. MC Step Up Box DS3 B works very differently from a conventional