The 15 meter array consists of two (100' & 50') 6 element Force 12 mono-band yagis. On 10 meters, the array is two (90' & 40') 7 element M2 mono-band yagis affectionately known as elephant guns. The top set of antennas rotate. The bottom set is fixed on Europe. Stacks are switched using DX Engineering (old company) boxes with 1/4 lines.