Commie Counter

Modified Radio Shack portable infrared security alarm connected to a LCD counter display.  Useful for silently detecting if anyone is following you or alerting you to any illegal searches of your residence.

Every time the infrared alarm is set off (in CHIME mode) the LCD counter registers a pulse and it's count increases.  Press the ZERO button to clear the count.

The infrared alarm is Radio Shack part number 49-425 and the LCD counter is Radio Shack part number 910-4910.


Block Diagram

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