On Mon, 08 Jul 2013 09:39:35 -0700, robgraham wrote:
> Just did an upgrade - actually a 'hack' to those beloved of this term -
> to my wireless doorbell.
>
> For a start it is a Byron SX15, which is a wireless unit that couples
> into a traditional bell, so is plenty loud enough. It carries it's own
> batteries (D type) and probably in the average house could be moved
> around to where the occupant the occupant is most likely to hear it.
>
> However there is a problem with all these wireless units (perhaps my
> 'all' is a bit sweeping, as no doubt someone will counter it!), in that
> the front door push and transmission unit is powered by two button cells
> and is not adequately sealed against the weather. Hence their regular
> failure as muck gets in between the cells and affects the pcb's contacts
> too. One of the reasons why postmen and delivery drivers regularly
> thump on doors instead of trying the bell, which they've learnt are
> regularly non-functioning.
>
> I also live in a stone walled house so the bell had to be close to the
> front door. Fortunately there was still a wire in the door frame behind
> the door push, so I modified an old brass bell push with a modern
> miniature push switch, and soldered the other end of the wire across the
> similar switch in the wireless door push and put that in the attic.
>
> So I now have a bell push which is not nasty plastic, a bell that is
> loud and can be moved throughout the house.
I believe Byron also do old style bells on strings, together with bell
pulls and pulleys and cord...great for thich walled houses Once you've
drilled the necessary hole for the pull).
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