The amplifier is in very good working condition. Everything is original inside without any modifications. Very good sound, typical of Marantz Vintage. Manufacturer: Marantz Model: 2238 Type: Receiver Years of manufacture: 1976 - 1977 Made in: Japan Color: Champagne, Black, Wooden Cabinet WC-122 optional Remote control: - Power consumption: Dimensions: 440 x 137 x 365mm (WxHxD). Weight: 12 kg Tuning range: FM, MW Power output: 38 watts per channel into 8Ω (stereo) Frequency response: 15Hz to 60kHz Total harmonic distortion: 0.1% Damping factor: 45 Input sensitivity: 1.8mV (MM), 180mV (line) Signal to noise ratio: 75dB (MM), 87dB (line) Output: 775mV (line), 1.5V (Pre out) Semiconductors: 3 x IC, 45 x transistors, 29 x diodes, 1 x FET Dimensions: 440 x 137 x 365mm Weight: 12kg