The Onkyo TX-DS555 is a digital home theater receiver designed to deliver high-quality audio and video performance. It features Dolby Digital (AC-3) decoding. The receiver also includes several DSP (Digital Signal Processing) surround sound programs, enhancing the audio experience for various types of content.

Receiver has excellent sound quality, and the stereo sound is also noted to be superior to many other AV receivers in the same price range.

Reliability: The receiver is known for its reliable performance and strong build quality

The Onkyo TX-DS555 was made in 1998.

Technical Specifications

Power Output: 70 watts per channel into 8Ω (stereo)

Surround Output: 70W (front), 70W (center), 70W (rear)

Frequency Response: 20Hz to 30kHz

Total Harmonic Distortion: 0.08%
Damping Factor: 60

Input Sensitivity: 2.5mV (MM), 200mV (line)

Signal to Noise Ratio: 80dB (MM), 100dB (line)

Digital Inputs: Coaxial, Optical
Video Connections: Composite

Dolby Pro Logic: Fully digital Dolby Pro Logic decoding for enhanced surround sound.

Lucasfilm Cinema Re-EQ: Adjusts the frequency response for a more balanced sound in home environments.

3D Bass: Enhances bass response for a more immersive audio experience.

Midnight Theater Mode: Allows for clear audio at lower volumes, ideal for late-night viewing.

Phono Input: Supports vinyl playback, which is a nice feature for audiophiles