4400

About the 4400

The Marantz 4400 is a classic quadraphonic AM/FM receiver produced between 1974 and 1978. It delivers 125 watts per channel in stereo mode and 50 watts per channel into 4 ohms in quadraphonic mode. It features a frequency response of 20Hz to 20kHz, total harmonic distortion of 0.15%, and a damping factor of 40 to 50 depending on the source. The unit includes an oscilloscope display for live visual signal feedback, Dolby noise reduction, and extensive tone shaping controls including independent front and rear bass, mid, and treble adjustments. It supports multiple input sources such as phono, aux, tape, and CD-4 quadraphonic input. The receiver is known for its high headroom power supply capable of driving full-range vintage speakers and has a distinctive silver faceplate with a soft blue glow. Dimensions are approximately 490 x 146 x 386 mm, and it weighs about 51.6 lbs. The Marantz 4400 remains a highly regarded flagship quadraphonic receiver from the golden age of hi-fi, prized for its rich tone, flexibility, and iconic styling.