We did your intruder alarm that we saw at the Engineers Garage. It's really cool but ours is not working. =( We used a different speaker and variable resistor. Could you give us some tips please? Our teacher wants the project in two weeks. Greetings from Brasil Thank you for tour attention.
We did your intruder alarm that we saw at the Engineers Garage. It's really cool but ours is not working. =(
ReplyDeleteWe used a different speaker and variable resistor. Could you give us some tips please? Our teacher wants the project in two weeks.
Greetings from Brasil
Thank you for tour attention.
We analyzed and the problemas is that the voltage on the speaker is too low for any sound. It cannot even light a LED...
ReplyDeleteIt is working in reverse, if we take off the E link from the source
ReplyDeleteLike, it is always buzzing, when we TAP the buzz stop
ReplyDelete