The QBH-2818 from Spectrum Control is a RF Amplifier with Frequency 0.35 to 400 MHz, Gain 17.75 to 18.5 dB, Noise Figure 5 to 6 dB, Output Power 29 to 30 dBm, Output Power 0.79 to 1 W. Tags: Power Amplifier, Driver Amplifier. More details for QBH-2818 can be seen below.