DX » Community » Reviews » Smart Car Speed Detecting Sensor Module for Arduino (Works with Official Arduino Boards)
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  • posted bynetiness on 08/06/2013

    Involvement:Expert (understands the inner workings) - Ownership:1 day to 1 week Pros:Filteret output, several mounting holes. Power led and signal led indicators, signal led indicates ir-bram is interrupted. Cons:LEDs are on the underside of the board;you will have to think carefully about installation if the LEDs are needed to be observed. Othe... Read more

    0 0
  • posted bysurpriserom on 12/28/2012

    Involvement:Expert (understands the inner workings) - Ownership:1 week to 1 month Pros:the high signal are filtered to prevent a double edge when something cut the IR signal, it have two led on it, one red for the power and a yellow one which is on when something cut the IR signal. Cons:you need to count each edge so it will use quit some of you... Read more

    3 1

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