2.8" TFT Touch Shield for Arduino We've discontinued this version of the shield (which was expensive and difficult to make) and replaced it with a version 2: its got a better price, uses way fewer ...

Version 4.2.0 This is a library of KiCad schematic symbols and PCB footprints for most Arduino modules. You can use them to make your own PCB design which will effortlessly connect with your chosen ...

Posted in Cellphone Hacks, Crowd Funding Tagged Arduino GSM, cell phone, cellular, GSM module, kickstarter, seeed studios ...

[James] states the problem is a tantalum capacitor used to decouple the GSM radio power supply from the main Arduino supply. Tantalum capacitors are great for their low ESR properties.