Asked
— Edited
The cameras when I took this should have been at 4:28pm(calgary time)
Frequency Detector
— Detect audio frequencies via PC microphone (FFT), output a variable and drive servos within configurable min/max ranges with waveform feedback.
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If there is no activity, the cameras will turn off to save bandwidth. There is no reason to watch a room with no one in it
Hopefully they dont turn off "if there is no activity" through out the work day!