The F E D Circuit Diagram
Whether you're deep in the woods, cultivating a "crop" or hiding in your basement, planning a tea party, the Fed is coming for you! The F.E.D. (Frequency Emissions Detector) will detect the signals from agents' fancy-pants digital radios, computers, and phones for a distance of several yards. Place a few of these simple Fed detectors around the area and it will be hard for Special Agent Gibbs to sneak up on you. Even he carries a cell phone, albeit one he swiped from one of his subordinates. The output of the detector may be used to operate a counter for the passive-aggressive type who would rather not be present when the SEALS arrive, and would rather look at the count at a later, safer time. Or, the output can operate a wireless doorbell for an instant "heads-up" or, perhaps, "heads-down" as the case may be. The prototype includes two outputs to drive a counter and doorbell. The doorbell output is a universal solid-state switch that could be used...