dc2168a DC2168A LTC6433-15 Demo Board | Low Frequency to 1.4GHz, 15dB Gain Block IF Amplifier Demonstration circuit 2168A features the LTC6433-15 50Ω gain block amplifier. The LTC6433-15 has a power gain of 15.9dB and it is part of the LTC6431-YY amplifier series. DC2168A