Behringer Ultrabass BVT5500H Bass Amplifier Head has a built-in limiter and overdrive. The LowDown LD 150 bass amp has a range of overdrive sounds, from a slight hint to heavy distortion. The CUBE-20XL BASS amp includes built-in overdrive. The 75 Watt Fender Rumble 75 Bass Combo Amp and its 150 Watt and 300 Watt counterparts can produce an overdrive effect by using the gain and blend controls, giving overdrive sounds ranging from "mellow warmth [to] heavy distorted tones". The Fender SuperBassman is a 300-watt tube head which has a built-in overdrive channel. The Fender Bronco 40 includes a range of effects including modern bass overdrive, vintage overdrive and fuzz. The MESA Bigblock 750 has a built-in overdrive channel. The Mesa M2000 has a high gain switch which can be engaged with a footswitch. The Marshall MB450 head and combo bass amplifiers have a tube pre-amp on the "Classic" channel which can be overdriven. The Ashdown ABM 500 EVO III 575W Bass amp head has a built-in overdrive effect. Overdrive is also available on many Crate bass amplifiers. The Yamaha BBT500H has three types of built-in drive effects: overdrive, distortion and fuzz. The Ampeg B5R Bass Amplifier has two channels: clean and overdrive, with the ability to combine the two. Verellen, a boutique amp company, produces a bass amplifier with a built in overdrive channel. Manufacturers Bass amplifier equipment manufacturers include a variety of different types of companies, ranging from companies that only make individual components to companies that only make bass amplifiers and loudspeakers (e.g., Gallien-Krueger). At the other end of the spectrum are companies that offer bass amplification equipment as part of a much broader offering of different types of instrument amplifiers and public address systems (e.g., Peavey, Carvin A&I or Yorkville Sound.) Another way of categorizing bass equipment manufacturers is by which part of the market they are targeting. While Peavey and Yorkville products are aimed at the generalist mass market, some bass equipment manufacturers, such as Acoustic Image or Walter Woods make expensive "boutique" equipment that is aimed at a niche market within the professional musician market. Acoustic Image amplifiers and speaker cabinets tend to be used by professional acoustic folk and jazz musicians, and Walter Woods amplifiers are associated with professional acoustic jazz bass players. Alternatives Some bass players cannot use a bass combo amp, either due to strict noise and disturbance rules in their apartment,