Tony Duell writes: > Incidentally the one that always amused me was the Teletype model 43. > An electronic terminal, dot matrix printer, etc. But the 'bell' is > just that. A real metal gong (looks very similar to the one in a model > 33) and a solenoid/plunger to hit it.
The Stanford AI lab PDP-10 also had such a bell which could be activated by the operating system.
