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abdulgtm
Apprentece

12 Posts
Posted - Feb 07 2010 :  01:43:56 AM  Show Profile  Reply with Quote
I hv need of help to make a circuit combination lock for my home security or shop, mean when I leave my home I must active my circuit , and when if some one open that door withiout my wish then after some time delay that circuit give alarm / hooter in that area, because that circuit did not get required combination lock circuit.
please guide me a circuit which is whitout using programming or conroller

Thanks

A.Rehman

Aaron Cake
Administrator

Canada
6718 Posts
Posted - Feb 07 2010 :  11:05:44 AM  Show Profile  Visit Aaron Cake's Homepage  Send Aaron Cake an ICQ Message  Send Aaron Cake a Yahoo! Message  Reply with Quote
http://www.aaroncake.net/circuits/combolock.asp is a good first step. Then just use the siren of your choice and simple motion detectors and/or magnetic door switches.
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