< Yes, that is true. The problem is that I am afraid that the TU-58 I < have is showing signs of problems and I wanted to have a spare < if that was possible. Do anyone have a spare external TU-58 < available? I don't likely have much use for the TU-58 more < than once or twice a year, but I can't predict when it might happen < again. TU58s have two problems, dirty heads and drive roller turning to gum. The first is a cleaning problem. The second is age related. I have a fix for the later. Basically it involoves removing the drive hub, scraping the gunk off it and using PVC or rubber tubing to replace the rubber part. < As far as RT-11 is concerned, I actually saw RT-11 run on the TU-58, < but at the time, the TU-58 was connected to a PC running an Running the real thing is more fun. < But, then the other version of RT-11 was V5.4G which had been < patched to make it Year 2000 compatible. So, there was an < actual 20 year old tape drive that looks like a disk drive under RT being quite old is an enigma in that it keeps going! Allison