3D Printer audible bed leveling tool

The Koehler audible bed leveling tool.

Tired of painful exacting bed leveling? Try this for a quick painless method. All parts are available from your local radio shack for less than 15 dollars.

Use with thing 97151 to get your bed just right.

You will need:

1. Piezo buzzer 3-20v pn 273-059

2. Gator clip (large enough to attach to your hotend)

3. PCB (copper clad board) cut into four pieces

4. 22 ga wire (8 -12 ft)

5. 4.7k ohm resistor

6. power source (9v battery or