The Teletype Stroboscope generates: THE QUICK BROWN FOX JUMPED OVER A LAZY DOG'S BACK 1234567890 DTS SENDING (72 characters in one line) The Western Electric 911NA Data Test Set generates: THE QUICK BROWN FOX JUMPED OVER A LAZY DOG'S BACK 1234567890 A1A TESTING Of course, the Stroboscope is more interesting. Paul Wills