Reverse Beeper

[RCP57]

I tried hooking it up that way and it won't work. It only puts out a faint squeal. I was bummed because I thought I had it made!lol

[NickelPlate]

Originally Posted by RCP57

I tried hooking it up that way and it won't work. It only puts out a faint squeal. I was bummed because I thought I had it made!lol

What kind of diode did you use? Maybe try a Schottky diode. They have a low forward drop and faster recovery time.