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  #1  
Old 11-06-2017, 12:40 PM
taxma1981 taxma1981 is offline
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Default Am radio detector

Hi,with a radio 4 euro can why make a more powerfull receiver from the pd,mineoro and more:χαχαχα:can you detect tv ,remote control and other from distance,the model radio it is from china
https://www.google.gr/search?ei=cFcA....0.qScDxEpjegs
Connect the pin 7 from tda2822 in this circuit and that's it
https://ibb.co/du5fXb
https://ibb.co/g6AfXb
https://ibb.co/iLphCb
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  #2  
Old 11-06-2017, 12:53 PM
taxma1981 taxma1981 is offline
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With a loop antenna like the mineoro and one gold sensor i think this work very good,all together 50 eyro ��
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  #3  
Old 11-06-2017, 02:38 PM
taxma1981 taxma1981 is offline
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A video with little sensitivity and the small ferrite antenna,difference pulse difference bip!!with loop antenna more distance

https://youtu.be/sVQ6bq3204U
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  #4  
Old 11-06-2017, 05:47 PM
abdou2014 abdou2014 is offline
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You mixed the AM radio with laser battlefield, you did not use just the display, can you show the outside photo of the radio I did not find the series ?
i have the same radio with diferante PCB ?
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  #5  
Old 11-06-2017, 06:34 PM
taxma1981 taxma1981 is offline
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Hi,i do experiments with this circuit,i rub it metall and i have beep!!!
https://ibb.co/dYsHvw
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  #6  
Old 11-06-2017, 08:51 PM
abdou2014 abdou2014 is offline
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telluric waves
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