FYI, There is a lot of surplus Tek Oscilloscopes for sale at the state surplus warehouse. https://www.ncstatesurplus.com/SSP-SealedBid/biddisplay.aspx Lot of (15) Tektronix Oscilloscopes, (1) Model 11403, Digitizing, (13) Model 2201, Digital Storage and (1) Model 1230, Logic Analyzer.(inv.16102001334-1348) 73 Tom, N4TL