[TUHS] Anyone know what a LANTERN is

[imp@bsdimp.com (Warner Losh)]

On Mon, Jul 31, 2017 at 11:52 AM, ron minnich <rminnich at gmail.com> wrote:

> ah, on the vt52, that "bell" was called the "feep". It sure was not a
> bell.,
>
> The vt52 was a real money saving device. From what we could tell, the
> printed circuit board on it was cardboard.
>

On the VT52 terminals I used, the bell seemed to come in two flavors. One
was a very iconic "gear grinding" sound where there was a small motor that
spun a toothed wheel that ran over a slender finger of plastic. A few,
maybe retrofitted, had what sounded like a random 555 noise that was gated
on/off.

Warner


> On Mon, Jul 31, 2017 at 9:51 AM Paul Winalski <paul.winalski at gmail.com>
> wrote:
>
>> On 7/30/17, Alec Muffett <alec.muffett at gmail.com> wrote:
>> > Dumb question: is there any chance that just as BEL goes <beep>, perhaps
>> > LAMP illuminated a red warning light or similar?
>>
>> BEL *did* ring a bell on the model 33 Teletype.  On the DEC VT52, it
>> sounded a buzzer that was sort of like an electronic raspberry.  On
>> the VT100, LA36, and other later terminals, it was the familiar feep
>> sound.
>>
>> The character we're discussing here was named LANTERN, not LAMP, but
>> you may have something there regarding it turning on a light.  We'd
>> need to find an AT&T 4410 terminal, or someone who's used one, to be
>> sure.
>>
>> -Paul W.
>>
>
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