modified 9 years ago

Doggie Doorbell Switch

00:55:16

If you cannot hear your dog scratching at door to get back inside you can attach a push button plate to area of door your dog scratches with switch wires running to door hinge side to spring brass contact strips that contact when door is closed.  Wires from brass door sill connect in parallel to regular door bell switch.

published 9 years ago

add comment in editor

EveryCircuit is an easy to use, highly interactive circuit simulator and schematic capture tool. Real-time circuit simulation, interactivity, and dynamic visualization make it a must have application for professionals and academia. EveryCircuit user community has collaboratively created the largest searchable library of circuit designs. EveryCircuit app runs online in popular browsers and on mobile phones and tablets, enabling you to capture design ideas and learn electronics on the go.