The APT5-01530155-03510-D6-W from AmpliTech, Inc. is a RF Amplifier with Frequency 1.53 to 1.55 GHz, Gain 60 dB, Gain Flatness ±0.5 dB, Noise Figure 0.35 dB. Tags: Drop-In, Low Noise Amplifier. More details for APT5-01530155-03510-D6-W can be seen below.