Re: Some dumb questions

["Bob La Londe" <none@xxxxxxxx>]

"Jim" <alarminex@xxxxxxx> wrote in message
news:5ca7ae12-28e2-4063-ad01-48714f94759f@xxxxxxxxxxxxxxxxxxx
> On Sunday, June 10, 2012 6:26:15 AM UTC-4, stuart noble wrote:
>> On Jun 10, 5:03 am, Jim <alarmi...@xxxxxxx> wrote:
>> > On Saturday, June 9, 2012 3:20:17 AM UTC-4, stuart noble wrote:
>> > > On Jun 8, 8:32 pm, "Bob La Londe" <n...@xxxxxxxx> wrote:
>> > > > "stuart noble" <stuart.dot.no...@xxxxxxxxx> wrote in message
>> >
>> > > >news:e441768b-dadc-4d1c-8688-69e2942d882e@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
>> >
>> > > > > On Jun 8, 6:14 pm, "Bob La Londe" <n...@xxxxxxxx> wrote:
>> > > > >> "stuart noble" <stuart.dot.no...@xxxxxxxxx> wrote in message
>> >
>> > > > >>news:1577734d-551b-4ce5-b71f-e9e05bcc5855@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
>> >
>> > > > >> > Hi All
>> > > > >> > I'm looking to install a domestic wireless system consisting
>> > > > >> > of just
>> > > > >> > three shock sensors and an external sounder. I obviously need
>> > > > >> > some
>> > > > >> > kind of control panel, but only to turn it on or off. I don't
>> > > > >> > need it
>> > > > >> > to send text messages or any of that stuff. I can see plenty
>> > > > >> > of
>> > > > >> > choices for the shock sensors, but do I have to stick to the
>> > > > >> > same
>> > > > >> > company for the control panel? Any advice welcome
>> >
>> > > > >> Heck, you don't need a control panel.  Just a switch of some
>> > > > >> kind, a
>> > > > >> power
>> > > > >> supply, and a relay if you plan to operate a sounder.
>> >
>> > > > > A bit over my head technically.Ideally I need standard off the
>> > > > > shelf
>> > > > > stuff. Would this fall into that category? Thanks for your prompt
>> > > > > reply, most helpful.
>> >
>> > > > Yes.  Its all standard off the shelf stuff.  If you can figure out
>> > > > how to
>> > > > use a switch to cut power to a circuit, and how to use an output to
>> > > > trigger
>> > > > a relay to activate something else you can do this.
>> >
>> > > > The big questions is what do you want your "shock sensors" to do?
>> >
>> > > The house in question has double patio doors at the back, which
>> > > burglars have forced in the past, and are likely to do again.  There
>> > > is also a back/kitchen door that is vulnerable. The front of the
>> > > house
>> > > is overlooked by neighbours opposite, so unlikely to be a target, but
>> > > I would put the third sensor on the front door to be on the safe
>> > > side.
>> > > It seems logical to have the alarm go off before entry rather than
>> > > wait till they've trashed the doors
>> >
>> > Double patio doors. Sliding glass doors or french doors?  If using
>> > directly applied shock sensors, how do you intend on attaching the
>> > sensors to the slider or the opening doors? Are you aware of door cords
>> > or take-off blocks (not recommended) Probably not. However, it sounds
>> > as if using and installing an audio glass break detectors might be
>> > beyond you scope of knowledge. To use an audio glass break detector
>> > without a control panel, you'd have to be able to lay out a powered
>> > circuit using a relay, a power supply, a sounding device and an on off
>> > switch. If that is not a project you feel up to, I'd suggest that you
>> > bite the bullet and hire an alarm company to install a simple alarm
>> > control, keyswitch and glass break detector for you. Probably on cost
>> > you a few hundred .... depending upon where you're located.
>> >
>> > Not to be a smart ass but .... do both you and your neighbors spend a
>> > lot of time looking at each others houses? I've heard this excuse for
>> > not doing the front of a house for decades. I don't know how much time
>> > you have on your hands but I don't believe I spend as much as five
>> > minutes a day looking at any of my neighbors homes.
>>
>> These are French doors. Come to think of it, they were prised open at
>> the bottom with a crowbar or similar, so possibly a straightforward
>> door contact would trigger the alarm before a shock detector?
>> This is my son's house and there isn't a "few hundred" going spare
>> right now. We will contact some local alarm companies but I think it's
>> going to be a cheap off the shelf wireless or nothing. It's not the
>> sort of house that's going to interest serious burglars, and I suppose
>> you're relying on the presence of a siren to deter the low level
>> scrotes that visited last time
>
> There are all sorts of "off the shelf" alarm products at Home Depot,
> Lowes, Radio Shack etc ..... but there's not a soul here who knows a thing
> about them. We all do professional alarm systems and "off the shelf"
> products are not something we use, endorse, or know anything about.

Hey,  I installed a Schlage Keepsafer system when I was about 13 for my
parents grocery store.