TheStreet aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. If you've ever forgotten your house key and been locked out, you ...
My girlfriend has a 97 Jetta with 173K miles and almost as many problems. Yesterday I tried to unlock the driver's side door via the key and the whole damn tumbler came out. The problem is, the ONLY ...
Economical circuit of an electronic alarm, notifies you when your door or window is open, is presented here. This circuit wired around the Quad 2-input NAND Schmitt trigger IC 4093 (IC1) can be ...
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