Hi All; I am selling this supply for $30 + UPS . Was last tested on an HW-101 a few years back & the rig was working. It was in an SB-600 so there was NO cover. If you need a spare, this might be fine for you. Pic: http://www.myradioroom.com/hp23b.jpg Tnx & 73.. Rich WA2RQY