Marshall BA 400 Bass Combo
This device has an output wattage of 400 watts and offers various outputs and inputs. The outputs include 1 x 1/4″ jack speaker output, suitable for a 2/4Ω load only, along with a Tuner and DI Pre/Post Switch. The inputs support both Active and Passive configurations. The controls feature Gain Control, 3 Band Rotary EQ, 3 Position Mid Contour, Deep Switch, Bright Switch, Master Volume, Tuner Mute Switch, and a Fan Speed Selector. There are no built-in effects, but it does have an Effects Loop with Send/Return functionality. The amp utilizes 3 x ECC83 and 1 x ECC82 Preamp valves, as well as 8 x 6550 Power amp valves. Additionally, it comes with a detachable power cable as an accessory. In terms of dimensions, including the feet and handle, the weight is 36 kg (79 lbs), the width is 275 mm (10.8″), the height is 670 mm (26.4″), and the depth is 325 mm (12.8″).