Have you ever dreamed of independence from smartphone bloatware? If you have a Raspberry Pi and an Adafruit TFT, you’re halfway to making your own version of [Dave]’s PiPhone. This tasty ...

Hillsboro, Ore. — The TQM6M4001 is a quad-band GSM/GPRS transmit module optimized for handsets and delivered in a 6 x 6 x 1.1-mm package. This module includes a quad-band power amplifier, quad-band ...

The PBA31603 is a quad-band power amplifier designed for GSM 850, 900, 1800, and 1900 MHz applications. Operating from a +3.5-V supply, the SiGe amp delivers a +35 dBm output power in GSM 900 apps, a ...

It wasn’t that long ago that projects with cellular connectivity were everywhere, but with 2G no longer universally available, glory days of cheap 2G modules seem to be on their way out. So when [Data ...