This amp seems a potentional upright bass amp head. Very lightweight (3 kg= 6,6 lbs), High impadence input (1M Ohms), lot of EQ variations. Very nice design. But I dont know how it sounds.
Info:
http://www.ashdownmusic.com/bass/detail.asp?section=labs&ID=211
Info:
http://www.ashdownmusic.com/bass/detail.asp?section=labs&ID=211