Tek-Tips is the largest IT community on the Internet today!
Members share and learn making Tek-Tips Forums the best source of peer-reviewed technical information on the Internet!
-
Congratulations TugboatEng on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!
-
Using an LED to trigger an audible alert
Thanks 13, Thats exactly what i would like to do, except, my specialty is in computer upgrade/repair, and i have no idea which parts to try to order. I have a McMaster-Carr account, if you could give me a rough idea of the model number or specs on the components i need, like the relay and...- ei8ht
- Post #4
- Forum: Circuit design
-
Using an LED to trigger an audible alert
I have a barcode printer with a verifier attatched. When the verifier senses a bad label, it throws the printer into an error condition, and an error LED blinks. I would like to use this blinking LED signal to trigger an audible alert. I have traced the line that carries the flashing...- ei8ht
- Thread
- Replies: 5
- Forum: Circuit design
