The A-VGAL1-3018-B5B5 from ETL Systems is a RF Amplifier with Frequency 850 MHz to 2.15 GHz, Gain 30 dB, Gain Flatness ±1 to ±1.4 dB, Noise Figure 8 dB, Output Power 12 to 15 dBm. Tags: Variable Gain Amplifier. More details for A-VGAL1-3018-B5B5 can be seen below.