The A-VGAL1-3020-S5S5 from ETL Systems is a RF Amplifier with Frequency 850 MHz to 2.15 GHz, Gain 30 dB, Gain Flatness ±0.8 to ±1.2 dB, Noise Figure 8 dB, Output Power 12 to 15 dBm. Tags: Variable Gain Amplifier. More details for A-VGAL1-3020-S5S5 can be seen below.