<> Standard TTY test pattern. < <For _5 bit_ machines... < <> <> RY is the extreme opposite in the machanics of a ASR/KSR33. IF you can < <Surely you mean an ASR/KSR32 here.. It's not a particularly useful test <in ASCII. I'm not talking about 5/8 bit. I'm talking mechanicals. RY really bangs the bails and bars around. <You mean you don't have a telegraph distortion measuring set (TDMS)? <Basically a special-purpose character/message generator and 'scope. I <found an old one (valved) at a radio rally about 15 years ago and fell in <love. It followed me home... Nope no need, I have a DEC terminal test set. No valves, still old. Allison