The MB Quart Aera Aktiv MCS is a three-way active loudspeaker system designed for high-performance audio reproduction. Manufactured in Germany from 1990 to 1991, the speaker features a stand-mounted design with a sleek piano lacquer finish available in both black and white. The dimensions of the speaker are 305 mm in width, 1200 mm in height, and 375 mm in depth, and it has a considerable weight of 30 kg, indicating a robust construction. It utilizes a 205 mm woofer for deep bass response, a 50 mm aluminum dome midrange driver, and a specialized magnetostrictive high-frequency driver designed for extended high-frequency performance. The speaker supports a nominal power handling of 120 watts, peaking at 150 watts for music, with an efficiency rating that provides a frequency response range of 28 Hz to 50,000 Hz. The crossover points are set at 500 Hz and 5000 Hz, ensuring seamless transitions between drivers. The system has an impedance of 4 Ohms, making it compatible with a variety of audio systems.
