What is the official meaning of the symbol #?
>BTW, in the UK # is _never_ called "pound". "Hash" is the most usual
>name, followed by "gate" and "hatch". "Pound" means a script L with a
>couple of horizontal bars through it :-)
>
How is 'recall' done? Where is the number stored? As for the
keypad configurations, I'm sure it all goes back to competing
calculator models.
>That's what I was afraid of. Although a neater hack still would be a
>modified dial that did 11 pulses for * and 12 for #. Mechanically
>possible, but I wouldn't want to try and modify the old dial.
>
>There is a blanked-off hole in most type 746 phones that can
accommodate
>1 or 2 buttons, and I was thinking of putting # and * there, but this
is
>more usually used for a "recall" button.
>
>Incidentally, does anyone know why "timed break" recall buttons are
>replacing local earth ones? And how long is the break?
>
>> While a pulse-to-DTMF converter is a neat hack (and these sort of
>> converters were installed in some step-by-step exchanges in the US,
at
>> least there were in my local exchange when we were step-by-step, but
come
>> to think of it I don't know why, unless they were converting my pulse
>> dialed digits to DTMF so that some other adjunct piece of equipment
such
>> as a Dialed Number Recorder could know what digits I was dialing, for
>> purposes of surveillance ;) it'd be easier to just buy a cheap DTMF
phone.
>
>Sam, you should be ashamed of yourself. The object of the exercise was
>not to get a DTMF phone, but to get one with a _rotary dial_. I
already
>have a DTMF phone, and I am interested in thes project _purely_ for
hack
>value.
>
>Slightly less far off topic, does anyone know the reason for the
>divergence in layout between phone keypads and computer ones, i.e.
>
>123 789
>456 vs. 456 ?
>789 123
> 0 0
>
>Which came first?
>
>Philip.
>
>
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Received on Thu Jul 23 1998 - 12:30:42 BST