The HE073A from BOWEI Integrated Circuits is a RF Amplifier with Frequency 200 to 500 MHz, Gain 18 to 20 dB, Small Signal Gain 20 dB pk-pk, Gain Flatness ±0.5 dB, Noise Figure 6 to 7 dB. Tags: Drop-In, Limiting Amplifier. More details for HE073A can be seen below.