The Wikipedia page specifically lists items as read/write and read/only. TK70 appears to be the highest read-only for a TK50. Ian On 2013-01-24, at 2:39 PM, Clem Cole <clemc at ccc.com> wrote: On Thu, Jan 24, 2013 at 5:26 PM, Ian McLaughlin <ian at platinum.net> wrote: Can anyone confirm or deny this? I have some newer generation DLT drives, but none of them admit to being backwards compatible that far. IIRC you could >>read<< them, just not write them. --- Filter service subscribers can train this email as spam or not-spam here