Yamaha RX-777 Stereo Receiver

The Yamaha RX-777 Stereo Receiver was a high-end audio component manufactured by Yamaha Corporation in the early 1980s. It was known for its exceptional sound quality, advanced features, and robust construction.

**Design and Construction:**

The RX-777 featured a classic silver-face design with a sleek and sophisticated appearance. Its sturdy metal chassis and heavy-duty components ensured durability and longevity. The front panel was adorned with an array of knobs, buttons, and meters, providing comprehensive control and visual feedback.

**Audio Performance:**

At the heart of the RX-777 was its exceptional audio performance. It employed a discrete power amplifier section with a high slew rate and low distortion, delivering pristine and powerful sound across the entire frequency range. The amplifier section provided 100 watts per channel into 8 ohms, providing ample power for driving even demanding speakers.

The receiver also featured a comprehensive equalization section, allowing for precise tone adjustments to tailor the sound to personal preferences and room acoustics. The presence and contour controls further enhanced the listening experience, providing the ability to subtly emphasize or attenuate specific frequency ranges.

**Tuner Section:**

The RX-777 boasted an advanced tuner section with excellent sensitivity and selectivity. It supported both AM and FM bands and featured a digital frequency display for accurate tuning. The tuner also included a quartz-locked synthesizer for precise frequency stability and drift-free reception.

**Inputs and Outputs:**

The RX-777 offered a variety of inputs and outputs for connecting external devices and speakers. It featured two phono inputs, two auxiliary inputs, and a tape loop, allowing for the connection of turntables, CD players, cassette decks, and other audio sources. The speaker terminals were heavy-duty and gold-plated, ensuring secure and reliable connections.

**Other Features:**

In addition to its core functionality, the RX-777 included several other user-friendly features. It featured a built-in headphone amplifier with adjustable volume, allowing for private listening. The loudness contour function compensated for the human ear's reduced sensitivity at low and high frequencies, providing a more balanced sound experience at low listening levels.

**Conclusion:**

The Yamaha RX-777 Stereo Receiver was a testament to the company's commitment to audio excellence. Its exceptional sound quality, advanced features, and robust construction made it a highly sought-after component among audio enthusiasts of the time. Today, the RX-777 remains a highly regarded vintage receiver, offering a nostalgic and immersive listening experience for discerning audiophiles.

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Yamaha RX-777 STEREO RECEIVER Service Manual
Language:English
Format:Pdf
Tags: Yamaha RX-777 STEREO RECEIVER Service Manual