The Hammond 1140-MN-A is a chassis mount microphone input transformer designed for high-quality audio applications. This transformer features a robust construction with a compact size, making it ideal for various audio equipment setups. It is engineered to provide excellent signal isolation and low distortion, ensuring clear audio transmission. The transformer is compatible with standard audio interfaces and meets industry standards for performance and reliability. With its durable materials and precise dimensions, the 1140-MN-A is a reliable choice for professional audio engineers.