The APT22-25202750-1810-D22 from AmpliTech, Inc. is a RF Amplifier with Frequency 25.2 to 27.5 GHz, Gain 50 dB, Gain Flatness ±1 dB, Noise Figure 1.80 dB. Tags: Drop-In, Low Noise Amplifier. More details for APT22-25202750-1810-D22 can be seen below.