The QBS-233 from Spectrum Control is a RF Amplifier with Frequency 1.8 to 2.2 GHz, Gain 38.5 to 40 dB, Noise Figure 6 to 7 dB, Output Power 37.5 to 39 dBm, Output Power 5.62 to 7.94 W. Tags: Power Amplifier, Driver Amplifier. More details for QBS-233 can be seen below.