Description: This configuration will actaully turn off your stereos and accesories when the doors open & key is not present or on the off position within the ignition. Its great for people that love to listen to music while they work on there cars while the door is latch open. This type of door switch opens when door opens. . Upside: Doesn't consume any power when the driver leaves. Low cost.

• Parts List:

1. RLY1 -- BASIC RELAY
2. SCR --2N5060
3. Q1--- NPN
4. D1 --- DIODE
5. R1 ---1 K ohm
6. S1,S2---SWITCHES TOGGLE