The Kora TB 400 Integrated Amplifier achieves a new level of acoustic fidelity through superior power distribution. Its design emphasizes linearity and stability, ensuring an authentic listening experience.The Kora TB 400 utilizes advanced circuit design with a configuration of 20 complementary power transistors, providing increased control over the output power as well as improved harmonic distortion characteristics. The dual 500 VA power transformers and extensive 100,000 µF capacitors create a robust power supply, capable of delivering stable voltages of +300 V and -200 V, essential for high-performance audio amplification. By offering adjustable input offsets and balance control, this amplifier enables precise tuning of sound reproduction, ensuring that audio signals remain free from unwanted colorations or distortions. Additionally, the inclusion of line inputs and a pre-out configuration allows for versatile integration within various audio systems, catering to a range of listening preferences and environments.Key Features Power Transistors: 20 highly linear power transistors improve linearity and reduce distortion throughout the audio spectrum. Power Supply: Dual 500 VA transformers provide ample current and headroom, ensuring dynamic performance at both low and high frequencies. Main Filtering: Large 100,000 µF capacitors support sustained power delivery, minimizing voltage sag during peaks in audio content. Voltage Stability: The stabilised high voltage power supplies (+300 V and -200 V) enhance the linear operating range of the amplifier circuits, promoting high fidelity sound reproduction. Input Adjustments: Adjustable input balance and offsets allow for precise audio tuning, accommodating various source components and listening environments. Bypass and Pre-out Options: Flexible input configurations enable seamless transitions to and from pre-amplifier stages, catering to diverse system designs. Technical Specifications Dimensions: 148 x 420 x 450 mm Weight: 27 kg Materials: Aluminium and steel Finish: Mineral grey Power Supply Transformer: 2 x 500 VA Main Filtering: 2 x 100,000 µF High Voltage: +300 V stabilised, -200 V stabilised Output Power: 2 x 200 W / 8 Ω, 2 x 360 W / 4 Ω Inputs: 4 line inputs Outputs: Pre-out
