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Watchdog Door Alarm PCB pattern (PDF download) [03107181] PDF with the PCB design for the Personal Door Alarm (double-sided). Both layers are in a single PDF. Cat No SC4671. Price: Free Files: Door Alarm PCB (03107181).pdf (22.5KB) Related to: Project: Bedroom (or any room!) no-connection door alarm (August 2018 [print issue] [online issue]) Other items relevant to this project: Watchdog Door Alarm PCB [03107181] ($5.00) Add to trolley PIC12F617-I/P programmed for the Watchdog Door Alarm [0310718A.HEX] ($10.00) Add to trolley Firmware (ASM and HEX) files for the Watchdog Door Alarm [0310718A.HEX] (Free) Add to trolley