July 24, Beta Boston: The first wave of 3-D printer-makers like MakerBot launched about five years ago, selling to regular people with a creative DIY bent. They’ve since seen that interest ebb. But Voxel8’s approach differs both in technology and target market. Unlike most other printers that stamp out parts that need to be pieced together then wired up, Voxel8’s machines print parts as well as electronics so that a finished project emerges whole.