Tore> Well, might not help much, but no, there was no EOT Tore> detection. The TU55's on 'my' PDP-7 would often hit EOT while Tore> doing DECsys formatting. But a TU55 has NOTHING in common with a TU58. Yes, DEC called the TU58 "DECtape-2" but that's just an attempt to let the TU58 benefit -- undeservedly so! -- from the excellent reputation of the real DECtape. In reality, DECtape is an excellent device and the TU58 is a piece of junk. paul