PIR activated relay with a "one time only feature" - Electronics
Purpose of component: To turn on a cellphone with when activated by a PIR. Because the PIR sensor will be activated multiple times in a short period of time, its important the relay isn't activated multiple times within a 20 minute period. Features: - The circuit should use minimal power (last months with 1-2 AAA batteries; or possibly use the cellphone battery)) - Include a PIR with 20 ft range (give or take) - able to be soldered to a cellphone "on off" switch - Turn a cellphone on with a relay - Wait at least 20 minutes before activating the relay again if there is motion Desired Skills: Electronics Keywords: Electrical, Electronic
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