The McIntosh MR75 is a vintage FM tuner that was manufactured by McIntosh Laboratory. It was introduced in 1969 and was designed to provide high-quality FM reception. The MR75 features a solid state design, with a tuning range from 88 to 108 MHz. It includes various tuning controls and knobs for fine-tuning the FM reception. The tuner also offers adjustable audio output level and signal strength meters. The McIntosh MR75 is highly regarded by audio enthusiasts for its excellent performance and build quality.