Complete stereo system with matching tuner. All functions tested, nice warm sound. All contacts and pots cleaned. All lamps work. With Phono input for MM and crystal. Tuner receives very good FM Very good condition, including aux din/RCA cable and speaker plugs with screw connection. Standard is technical equal to Superscope's A-245! Standard pm403 stereo amplifier is designed to give you maximum sound quality for minimum dollars. When matched with our TU-108 tuner and the PM403 becomes the heart of a separate component system that outperforms many others at much higher prices. Standard has plenty of experience in delivering top-quality audio equipment because were the people who bring you famous Sony tape recorders and Marantz stereo components. To further emphasize our point, the rugged solid-state Standard pm403 comes with a full three-year guarantee on parts and labor. You'll find a full of advanced features. Like tape monitor switching, easy adaptation to thrilling four-channel sound and main/remote speaker switching lets you add a second set of speakers in bedroom or den. A special magnetic/ceramic phono switch means you can use a professional turntable with a super-sensitive magnetic cartridge, and over current protector guards against overloading at high volume levels. Specifications Power output: 10 watts per channel into 8Ω (stereo) Frequency response: 20Hz to 40kHz Total harmonic distortion: 0.5% Damping factor: 30 Input sensitivity: 2.5mV (MM), 150mV (ceramic), 100mV (line) Signal to noise ratio: 60dB (MM), 70dB (line) Speaker load impedance: 8Ω (minimum) Semiconductors: 18 x transistors, 10 x diodes Dimensions: 14-11/32 x 7-1/8 x 4-9/16 inches Weight: 8lbs Year: 1973 Carefully shipped.