The A-GABL1-3147-B7B7 from ETL Systems is a RF Amplifier with Frequency 850 MHz to 2.15 GHz, Gain 20 dB, Noise Figure 10 dB, Output Power 15 to 18 dBm, Output Power 0.03 to 0.06 W. Tags: Gain Block. More details for A-GABL1-3147-B7B7 can be seen below.