Marshall DRP-1 Marshall Preamp This preamp is great for home recording as it can record directly to a line. It is also highly regarded as a distortion effect. Operation confirmed. Immediate purchase is OK. Please check the photos for scratches. Effect Type: Preamp Type: For electric guitar A recording preamp that simulates the sound of a Marshall stack amp. By switching the Gain (Boost/Normal) switch, you can select between vintage Marshall sounds like the Plexi and modern, hard distortion sounds like those obtained with the JCM800, JCM900, and JCM2000. It also has a Preamp Volume (Input Gain) and Master Volume, just like a master volume type Marshall amp. The passive Middle and Treble are also similar to many Marshall amps, but you can get a wide sweep, allowing you to create a variety of amp sounds. The Marshall-specific "don-shari" tone, the dry and rough distortion, is just like a Marshall amp. The sound reproduced to this extent without using vacuum tubes is very similar to the Lead 12, which was called the "Little JCM800". distortion overdrive