Simple Electronic Vehicle Immobilizer Design

Simple, inexpensive, robust,
thoroughly field-tested,
immobilizer design!

This can prevent your vehicle being stolen
- even if the thief has the keys!

Uses only the following electronic components:



these mechanical components:


and here's the fancy, animated schematic:



See http://g-spot.netau.net/index.htm for full instructions on assembly and installation
or watch the video below to see how to assemble one using
leaded components without a circuit board:

Happy Soldering/Motoring!