The McIntosh MC240 is a classic vacuum tube power amplifier that was first introduced in the late 1950s. Designed for high-fidelity audio applications, it features a unique combination of aesthetic elegance and robust performance. The MC240 is capable of delivering 40 watts per channel into 8 ohms, using a push-pull design with four 6L6GC output tubes. This amplifier is characterized by its distinctive meters and iconic black glass faceplate. The unit typically includes a balanced circuit topology, which enhances its sound quality, and is equipped with a feedback circuit that contributes to its low distortion levels. The MC240 supports both 4 and 8 ohm speaker outputs and is known for its warm, rich sound signature, which is typical of tube amplifiers. Its build quality includes a heavy-duty chassis and transformer, providing longevity and reliability. Due to its historical significance and sound quality, the MC240 has become a highly sought-after item among audio enthusiasts and collectors alike.