The A-GABL1-3130-F7F7 from ETL Systems is a RF Amplifier with Frequency 850 MHz to 2.15 GHz, Gain 20 dB, Gain Flatness ±1 to ±1.25 dB, Noise Figure 9 dB, Output Power 8 to 12 dBm. Tags: Gain Block. More details for A-GABL1-3130-F7F7 can be seen below.