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The AUDMA Maestro HPA1 combines an exceptionally powerful headphone amplifier, a high-end DAC and a fully featured analog preamplifier into one uncompromising reference component. Its unique ELISA technology recreates a natural, speaker-like soundstage, delivering an immersive listening experience unlike conventional headphone amplifiers. Designed and handcrafted in Italy, the Maestro features a true dual-mono architecture, outstanding power reserves and impeccable build quality.
Reference headphone amplifier with ELISA technology, DAC and preamplifier functionality
The AUDMA Maestro HPA1 is not an ordinary headphone amplifier. Designed and built entirely in Italy, it combines uncompromising analog amplification, high-quality digital conversion and an exceptional spatial sound technology in one massive high-end system.
At its heart is ELISA – AUDMA’s technology for simulating a natural loudspeaker image through headphones. While conventional headphones often place music directly “inside the head”, the Maestro creates a more organic stage with depth, width and believable positioning.
AUDMA combines this with a powerful Class AB amplifier architecture, a dual-mono power supply, six gain settings, balanced and unbalanced connectivity, and an integrated AKM DAC supporting PCM up to 768 kHz and DSD256.
The result is a headphone amplifier for listeners who want more than resolution and power: a larger, more natural and emotionally convincing headphone experience.
Headphones separate the left and right channels almost completely. This hard separation is one reason why many recordings feel less natural than they do through good loudspeakers. ELISA addresses this directly by reconstructing spatial information so that music appears more in front of the listener — not merely between the ears.
The Stage and Angle controls allow precise adjustment. Stage defines the intensity of the spatial expansion, while Angle changes the virtual loudspeaker angle. The Maestro can therefore be tuned subtly or more expansively, depending on the headphone, recording and personal preference.
LowBeats describes the Maestro HPA1 as an exceptional headphone amplifier that not only impresses technically, but also masters convincing front staging.
6moons particularly highlights the expansive stage, clean separation and the impression of sound developing more freely in space rather than being projected directly into the ears.
Home Theater HiFi also emphasizes the effect of ELISA: the stage becomes larger, more spatial and emotionally immediate without destroying the character of the headphone.
The Maestro HPA1 was designed for the most demanding headphones. With up to 2 × 8.8 watts into 140 ohms, up to 70 V peak-to-peak output voltage and six selectable gain settings, it offers enormous reserves — even for power-hungry planar magnetics.
The dual-mono power supply with custom audio transformers ensures strong channel separation, control and stability. Premium components such as Nichicon capacitors, WIMA Red Series capacitors, ALPS Alpine motorized potentiometers and Alpha rotary switches underline the audiophile approach.
The integrated digital converter is based on the AKM AK4490REQ with VELVET SOUND™ technology and supports high-resolution signals up to PCM 768 kHz and DSD256. USB, coaxial and optical inputs allow the Maestro to connect directly to modern digital sources.
At the same time, the Maestro can serve as a high-quality preamplifier. RCA and XLR outputs allow seamless integration into a loudspeaker system, where it becomes a precise analog control center.
The chassis, massive controls, illuminated elements and VU meters make the Maestro a component that is not only heard, but deliberately operated. At 8.7 kg — or 11.3 kg in the Luxury version — it has the presence of a true reference device.
Everything about this amplifier feels analog, solid and long-lasting. That perfectly matches its concept: maximum control, natural spatiality and headphone playback that feels larger, not smaller.
| Device functions | Headphone amplifier, DAC and external preamplifier |
| Analog inputs | XLR stereo balanced, RCA stereo unbalanced |
| Digital inputs | Coaxial, optical, USB |
| Input sensitivity | Switchable 0 / +10 dB |
| Input resistance | 20 kΩ |
| Digital converter | AKM AK4490REQ with VELVET SOUND™ technology, up to 32-bit, PCM 768 kHz / DSD256 |
| Headphone outputs | XLR-4, 4.4 mm balanced Pentaconn, 6.35 mm unbalanced |
| External outputs | RCA and XLR in preamp mode |
| Headphone compatibility | Nominal impedance ≥ 6 Ω |
| Output gain | Selectable 0 / +6 / +12 / +18 / +24 / +30 dB |
| Output voltage | Up to 70 V peak-to-peak |
| Output power at 32 Ω | 2 × 2.0 W |
| Output power at 140 Ω | 2 × 8.8 W |
| Output power at 300 Ω | 2 × 4.0 W |
| Signal-to-noise ratio | 115 dB |
| Frequency response | 20 Hz – 20 kHz ± 0.01 dB |
| ELISA controls | On/Off, Stage, Angle |
| Additional controls | Phase left / 180° / right, mono/stereo, balance, volume, output selector Line / Headphones / Direct |
| Remote control | System On/Off, volume, mute, ELISA On/Off, ELISA Stage, ELISA Angle |
| Power consumption | Max. 100 W, idle 3 W |
| Dimensions | 43 × 11 × 40 cm (W × H × D) |
| Weight | 8.7 kg; Luxury version 11.3 kg |