Hi, all concerned: For sale: 1. YK-88CN 270 Hz c-w filter for TS-120, -130, -180, -430, -440S, R5000, -530S, -830S, and TS670. $50.00 shipped conus. 2. Repair/shop manual for TS-440SAT. Lotsa words, pix, schematics, board layouts, parts numbers to look at before you send the rig off ;o) $20 conus. Both for $60 conus. Tks for reading -- 73, Dave, N3HE