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  1. V

    Wireless Alarm system

    Wow... Thanks. If that is the case then this is exactly what I am looking for.:D
  2. V

    Wireless Alarm system

    I have been reading and it seems like the data pin needs an input signal from some electronic device eg: MCU or arduino. So I guess this is not really what I am looking for
  3. V

    Wireless Alarm system

    Hi, could this trigger perhaps be just a negative or a positive pulse supplied when the PIR sensor is triggered?:)
  4. V

    Wireless Alarm system

    Hi, Just had a look at that on Ebay now. There are 3 connections on the board - VCC, GND and Data. What type of signal is it expecting on the data pin? (Please pardon my ignorance):) How would I be able to trigger this in an alarm condition
  5. V

    Wireless Alarm system

    Hi Martin, Thanks for your reply. 433Mhz is permitted in SA. A max of 20 meters I need guidance on choosing the correct transmitters and receivers (I am trying not to use Arduino or likewise) Thanks
  6. V

    Wireless Alarm system

    Hi all, I wonder if someone could help me. I am building an alarm system for my yard - It will consist of 4 x outdoor PIR's (which I already have) - These have normally closed and normally open points. If any PIR has to trigger I want to transmit a signal to the alarm circuit which is located...
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