The PTB-30-0R58R0-4R5-13-115VAC-NFF from Quantic PMI (Planar Monolithics) is a RF Amplifier with Frequency 0.5 to 8 GHz, Gain 30 dB, Gain Flatness ±1 dB, Noise Figure 4.5 dB, P1dB 13 dBm. Tags: Power Amplifier. More details for PTB-30-0R58R0-4R5-13-115VAC-NFF can be seen below.