The APT5-09501050-5017-D6-LMPN from AmpliTech, Inc. is a RF Amplifier with Frequency 9.5 to 10.5 GHz, Gain 50 dB, Gain Flatness ±0.75 dB, Noise Figure -130.00 dB. Tags: Low Noise Amplifier, Limiting Amplifier. More details for APT5-09501050-5017-D6-LMPN can be seen below.