The Audio Innovations 300 mk2 is a high-fidelity power amplifier designed for exceptional audio amplification. Engineered for discerning listeners, it delivers a robust 70 Watts RMS per channel, ensuring a dynamic and immersive sound experience. Its design prioritizes clarity and accuracy, featuring a wide frequency response from 10 Hz to 60 kHz and a signal-to-noise ratio of 95 dB. This amplifier is built to provide reliable performance, drawing power from the AC mains at 230V AC, 50/60 Hz, and utilizing a tube complement of EL34 x 4 and 12AX7 x 2 for its characteristic warm and detailed sound.

This schematic manual provides comprehensive technical documentation for the Audio Innovations 300 mk2. It details critical schematics, electrical specifications, and performance data, including output power, distortion levels, and impedance characteristics. The manual is intended to assist owners, technicians, and service professionals in understanding, maintaining, and repairing the unit. Coverage includes essential information for troubleshooting, ensuring optimal performance, and preserving the longevity of this advanced audio amplification device.