Quantic PMI Model PSPA-VHF200C is a high power amplifier capable of outputting 3 Watts. The frequency range is 0.02 to 0.24 GHz. This amplifier has 30 dB of gain and an output of 35 dBm. Housing size is 2.55" x 1.90" x 0.56" with removable SMA connectors.