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RF module 433hz

PostPosted: Mon Jun 18, 2012 8:11 pm
by afif
when i build the simple circuit with encoder and decoder, my desired circuit is when i press the button it will light on the LED wirelessly......but the problem is sometimes when i press the button i manage to light on LED, but sometime when i press the button it really hard to get my desired output which is LED(on)....is there any possibility that RF module is broken??? or the circuit got something wrong??? please tell me any suggestion .........together with this im also attach the circuit

Re: RF module 433hz

PostPosted: Mon Jun 18, 2012 10:14 pm
by royalstorm7
hi, better u switch the encoder ic from HT12E to HT12A...that is just enought to achieve ur objective....HT12A much more simpler than HT12E....i did some RF project last time...yes, it need some fine tuning..!

roslan
royalstorm7@yahoo.com

Re: RF module 433hz

PostPosted: Mon Jun 18, 2012 10:18 pm
by royalstorm7
this is another my homebrew RF

roslan
royalstorm7@yahoo.com