The AVA-20453BL-D+ from Mini Circuits is a RF Amplifier with Frequency 20 to 45 GHz, Gain 21.8 25.7 dB, Gain Flatness ±2.2 dB, Noise Figure 8.4 to 12.5 dB, P1dB 19.7 to 23.4 dBm. Tags: Chip, Gain Block. More details for AVA-20453BL-D+ can be seen below.