KR AUDIO ANTARES VA320

Pure Class A Stereo Tube Amplifier

The KR AUDIO ANTARES VA320 is a high-end stereo tube power amplifier featuring a single-ended design, Pure Class A operation, and zero negative feedback. Equipped with two KR 842VHD output tubes, it delivers 20 watts per channel.

Known as the “Baby Kronzilla,” the VA320 is designed to combine high resolution, detailed transient reproduction, rich harmonic textures, and dynamic energy with the natural tonal character of tube amplification.

Key Features

• Pure Class A Operation: Designed for refined and accurate music reproduction.
• Single-Ended Design: Uses two KR 842VHD output tubes.
• Zero Negative Feedback: Designed to preserve musical detail and natural sound characteristics.
• Dual-Mono Architecture: Built around a dual-mono design for stereo amplification.
• High Resolution: Reproduces subtle transient details and harmonic richness.
• Dynamic Performance: Combines fast response, dynamic energy, and controlled bass.
• Selectable Speaker Impedance: Supports 4-ohm and 8-ohm speaker connections.

Technical Specifications

• Amplifier Type: Stereo Tube Power Amplifier
• Circuit Design: Single-Ended, Pure Class A
• Output Tubes: 2 × KR 842VHD
• Output Power: 2 × 20 W RMS (THD = 3%)
• Frequency Response: 20 Hz – 20 kHz (−3 dB)
• Output Impedance: 4 / 8 ohms
• Input Sensitivity: 1 V RMS / 47 kΩ at 20 W
• Feedback: Zero
• Damping Factor: Approximately 2.8
• Power Consumption: 240 VA
• Power Requirements: 115 / 230 V AC, 50/60 Hz
• Operating Temperature: 5°C – 40°C
• Dimensions (W × H × D): Approximately 38.5 × 25.5 × 55 cm
• Weight: Approximately 38 kg