The Allen-Avionics VIT-75 video isolation transformer is designed to eliminate hum caused specifically by ground loops. The VIT series is designed to eliminate these problems by breaking the ground connection. It also has the ability to deal with noise problems caused by large voltage potential differences up to 500 VDC.
VIT-75 Video Isolation Transformer, Noise and Hum Eliminator, 75 ohms
1 Year Warranty