The Basic Stamp 1. A Simple circuit with just a microcontroller, an EEPROM, crystal, and brownout circuit. The Basic Stamp kit on my workbench was made in 1993, and sold for a suggested retail ...

What makes a good 3D-printed stamp? It should be easy to use, transfer an image cleanly, and retain ink reasonably well. To hit these bases, printing the stamp face out of a flexible material is ...

but also very simple.” Alcalá also channeled his upbringing in what he said was “a secular Jewish family” in San Diego, California. Designing a Hanukkah stamp, he said, was a “huge thrill ...