The Yamaha TC-511S is a cassette tape deck manufactured by Yamaha from 1978 to 1980 in Japan. This model is a part of Yamaha's audio product line that focused on providing reliable cassette playback and recording capabilities. It features a silver finish that adds a classic aesthetic appeal. The TC-511S does not include a remote control and has a power consumption of 12 watts. Its dimensions are 435 mm in width, 160 mm in height, and 334 mm in depth, with a weight of 8 kg. The deck supports various tape types, specifically Type I, Type II, and Type III, and offers a frequency response of 30-13000 Hz for Type I tapes and 30-15000 Hz for Type II and III tapes. The device includes a total of two audio heads and operates with a single motor. It has a low synchronization fluctuation of less than 0.2% and features a distortion factor of less than 1.5%. The signal-to-noise ratio is rated at 53 dB, with Dolby noise reduction enhancing this to 61 dB. Although it does not support auto-reverse or title search functionalities, it is equipped with Dolby B and an MPX filter. The audio inputs consist of two RCA cinch line inputs and two 6.35mm jack microphone inputs, while the outputs consist of two RCA cinch line outputs and a 6.35mm jack headphone output. This model is part of a series that includes other models such as the TC-511B and TC-520B.
