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The Antique Sound Labs AQ-1003 DT Mk.II is a 30-watt per channel Class A tube integrated amplifier designed primarily around EL34 output tubes. It features a robust all-aluminum chassis with improved transformer winding techniques and is built in China near Hong Kong. The amplifier includes three single-ended inputs, a line-level subwoofer output, and triple binding posts for 0, 4, and 8 ohm speakers. It operates without global feedback, delivering a frequency response of approximately 24Hz to 40kHz at 1 watt with less than 1% distortion. The amp consumes about 230 watts of power and includes a built-in bias meter for easy tube biasing, a tube cage for protection, and an all-aluminum remote volume control. The AQ-1003 DT Mk.II is noted for its warm, dynamic sound with a wide soundstage and excellent imaging, capable of driving difficult speaker loads with authority. It is considered a high-value product in its price range, The amplifier is still in production and has not been discontinued.
Amplification power output and characteristics
Analog signal output specifications
Input and output connections
Size, weight, and appearance
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions
The closest alternatives on specs, description and the systems they turn up in, with the specs they share set side by side.
The 502P's power @ 8ω is 50W against the Antique Sound Labs AQ-1003 DT Mk.II Tube's 30W and its signal-to-noise 85 dB against 80 dB. Both share thd (1.000%) and input impedance (100Ω).
The SJ-302A's power @ 8ω is 50W against the Antique Sound Labs AQ-1003 DT Mk.II Tube's 30W, its signal-to-noise 85 dB against 80 dB, and its weight 18 kg (40 lbs) against 13.61 kg (30 lbs). Both share thd (1.000%).
The Stereo 40 MKIII's power @ 8ω is 40W against the Antique Sound Labs AQ-1003 DT Mk.II Tube's 30W, its signal-to-noise 90 dB against 80 dB, and its thd 0.150% against 1.000%. Both share class (A).
The DIA-100 mkII's power @ 8ω is 100W against the Antique Sound Labs AQ-1003 DT Mk.II Tube's 30W, its signal-to-noise 100 dB against 80 dB, its thd 0.090% against 1.000%, and its input impedance 10Ω against 100Ω.
JAS Audio Bravo 2.3
Jolida (Shanghai) JD-200A
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