----- Original Message ----- From: "Steven Smolian" <[log in to unmask]> > Is this a 3" tape? If so, there was a group of battery-operated recorders > used during the Nam war period where the tape was pulled past the heads by > the take-up reel rather than a capstan near the head. When played on a > regular tape machine, the speed goes from very slow to very fast. Aiwa...and I used to own one! C. probably 1963-64...and, being battery- operated and not highly sophisticated, the speed also depended on the condition of the batteries. Steven C. Barr