On 3/15/2012 3:20 PM, John R Pierce wrote: > On 03/15/12 6:31 AM, James B. Byrne wrote: >> I eventually managed to read the tape at 1600 bpi in raw >> block format and from the headers determined that the >> encoding was EBCDIC and that the tape had been created on >> a CDC machine. > if it was from a 70s' vintage CDC system, I'm sort of surprised it > wasn't BCD, not EBCDIC... BCD was an earlier 7 bit character > code. lucky that was 9-track, the CDC stuff I remember used 7-track > tape, even MORE unobtanium. > Sounds like it might have been a system 360 plug compatable machine manufactured by CDC. I worked on several of those back in the 70's. These machines were the "omega" series and ran MVS or VM. We had both an OMEGA II and an OMEGA III at good ole UGA. Harold