AV-HK1X

RDL AV-HK1X - “Hum Killer” Audio Isolation Transformer - XLR Input and Output

The RDL AV-HK1X is a mono transformer isolation module designed for professional audio applications requiring ground loop elimination in balanced signal paths. It provides galvanic isolation for line-level signals, effectively reducing hum and noise caused by ground potential differences.

Featuring gold-plated XLR connectors, the AV-HK1X ensures reliable connections and high-quality signal transmission. The input shield (pin 1) is electrically isolated from the case and output ground, breaking the ground loop while maintaining RF immunity.

Designed for portable use, the AV-HK1X also includes a mounting bracket for permanent installations. It is ideal for connecting mixers, preamplifiers, and amplifiers in systems where clean, isolated audio is essential.

Functionality:

• mono galvanic isolation in balanced signal paths
• eliminates ground loops and hum
• compatible with professional audio sources (mixer, preamp)
• connects to grounded amplifiers and mixers
• maintains RF immunity via input shield connection

Features:

• gold-plated XLR connectors - high-quality and durable
• input shield isolated from case and output ground
• rugged portable housing - ideal for field use
• mounting bracket included - for fixed installations
• studio-grade audio transformer - clean and transparent signal

The RDL AV-HK1X is a dependable solution for professional AV systems requiring effective signal isolation and ground loop elimination in balanced audio lines.