The BBV 9719 from Schwarzbeck Mess - Elektronik OHG is a RF Amplifier with Frequency 12 to 28 GHz, Gain 30 to 33 dB, Gain Flatness ±2 dB, Noise Figure 3.5 dB, P1dB 17 dBm. Tags: Pre-Amplifier, Low Noise Amplifier. More details for BBV 9719 can be seen below.