Tempe, Ariz. — The MMM6035 power amplifier module is geared toward quad-band GSM handsets operating in the 850, 900, 1800, and 1900 MHz bands. This module comes equipped with on-chip 50-ohm matching ...

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 ...

The device houses a quad-band GSM/GPRS power amplifier ... handset or data module. Its core includes 50W input and output matching circuitry, allowing for direct connection to the transceiver ...

Of course, the Electron is just a GSM module tied to a microcontroller, and you can do the same thing with a Pi, some components, and a bit of wire. If you decide to replicate this project ...