The MSK 1900 is a high performance, high voltage, variable gain video amplifier capable of directly driving high resolution video displays. The MSK 1900 features differential inputs and a linearly adjustable gain stage with an output offset adjustment which allows it to be a versatile performer well suited for many applications. A TTL level blanking input is available to set the output to a predetermined black level independent of signal input. The MSK 1900 is packaged in a cost effective, 24 pin power dip which can be bolted directly to a heat sink for efficient thermal management.