Orange AD200B Bass Head in BlackThe AD200B MK 3 is quite simply one of the purest valve bass amplifiers ever produced available in black border design, designed on the premise that the best tone often comes from the shortest signal path from guitar to speaker. The classic, uncomplicated design features inputs for both active and passive instruments, with a simple but effective EQ. With four 6550 output valves pushing 200 Watts of power, the AD200B has a creamy, dynamic low end with