# Notes about the PyPPMv1r1

## Layer Stackup
| *Num* | *Type*   | *PCB Name*  | *Gerber Name* |
|-------|----------|-------------|---------------|
| 1     | Signals  | Component   | top           |
| 2     | GND      | GND         | group3        |
| 3     | +5V      | Power       | group4        |
| 4     | -5V      | Solder      | back          |

## Board Size
4.720" x 3.935"