The ASF133 from ASB Inc. is a RF Amplifier with Frequency 70 to 900 MHz, Gain 20 to 21.8 dB, Noise Figure 2.1 to 2.4 dB, Output Power 17.5 to 18.5 dBm, Output Power 0.06 to 0.07 W. Tags: Chip, Power Amplifier. More details for ASF133 can be seen below.