KR AUDIO KRONZILLA SX

The KR AUDIO KRONZILLA SX is a high-end stereo tube power amplifier designed for audiophiles seeking powerful, detailed, and natural music reproduction. It features a single-ended circuit operating in Pure Class A with zero negative feedback, powered by two KR T1610 (Kronzilla) output tubes.

With an output of 50 watts per channel, the KRONZILLA SX is designed to deliver precise transient details, rich harmonic textures, and strong bass control, while maintaining the tonal richness and musical character of tube amplification.

Key Features

• Pure Class A Operation: Designed for high-quality, refined music reproduction.
• Single-Ended Tube Design: Uses two KR T1610 (Kronzilla) output tubes.
• Zero Negative Feedback: Operates without negative feedback.
• High Output Power: Delivers 50 watts per channel to support dynamic musical passages.
• Detailed Sound Reproduction: Designed to reveal fine transient details and harmonic textures.
• Strong Bass Control: Offers powerful bass drive and additional headroom for musical peaks.
• Flexible Speaker Connections: Supports both 4-ohm and 8-ohm speaker loads.

Technical Specifications

• Amplifier Type: Stereo Tube Power Amplifier
• Circuit Design: Single-Ended, Pure Class A
• Output Tubes: 2 × KR T1610 (Kronzilla)
• Output Power: 2 × 50 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 50 W
• Feedback: Zero
• Damping Factor: Approximately 2.9
• Power Consumption: 500 VA
• Power Requirements: 115 / 230 V AC, 50/60 Hz
• Operating Temperature: 5°C – 40°C
• Dimensions (W × H × D): 38.5 × 41.5 × 55 cm
• Weight: Approximately 50 kg