The HE382B-2 from Sainty-Tech Communications Limited is a RF Amplifier with Frequency 20 to 1000 MHz, Gain 14 to 15 dB, Gain Flatness ±0.5 dB, Noise Figure 1.5 dB, Output Power 19 to 19.5 dBm. Tags: Power Amplifier. More details for HE382B-2 can be seen below.