Does the Schiit Lyr 3 drive the HiFiMan Edition XS?

Computed from measured specifications · target SPL 110 dB · load 32 Ω

Verdict

Ample

The Schiit Lyr 3 drives the HiFiMan Edition XS with ample headroom (~19.6 dB headroom at 32 ohms; needs ~66.1 mW, delivers 6000 mW).

Headroom
19.6 dB
Required (110 dB SPL)
66.1 mW
Delivered (@ 32 Ω)
6000 mW
Required voltage
0.98 Vrms

Power Headroom

Headroom: 19.6 dB 0 · target 19.6 dB below target marginal adequate ample -14 dB +10 +20 +36 dB

Scale shows dB headroom above the 66.1 mW required to reach 110 dB SPL. Amp delivers 6000 mW at 32 Ω (+19.6 dB above target).

HiFiMan Edition XS Planar · over-ear
Impedance (rated) 18 Ω
Impedance (measured) Source: reference-audio-analyzer.pro/en/r… 14.4 Ω measured
Sensitivity 91.8 dB/mW measured
Driver Planar
Spec basis Measured
Measured by Reference Audio Analyzer (https://reference-audio-analyzer.pro/en/report/hp/hifiman-edition-xs.php) · Source ↗
Schiit Lyr 3 Desktop Tube · Single Ended
Output impedance manufacturer 0.3 Ω
Power @ 32 Ω 6000 mW
Power @ 300 Ω 900 mW
Power @ 600 Ω 450 mW *est.
Power source Manufacturer
* Loads marked "est." are derived from the published voltage ceiling at a lower-impedance load (V = √(P·R) → P_higher = V²/R_higher). All derivations are upward only.
Schiit Lyr 3 manufacturer spec: 6000 mW @ 32 Ω, 900 mW @ 300 Ω per channel. Output impedance 0.3 Ω from Schiit spec. Hybrid tube topology (tube input stage, solid-state output). 600 Ω derived from 300 Ω. · Source ↗
Planar driver note

Planar-magnetic headphones can have high current demands that are not fully captured by the power headroom model. Even with adequate headroom, some solid-state amps may struggle to deliver sufficient peak current for transient dynamics. Prefer amps rated for low-impedance planars.

Where to buy

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AmplifierHeadroom
Schiit Asgard 3 Ample 18.8 dB
Drop THX AAA 789 Ample 16.6 dB
Topping DX3 Pro+ Ample 14.4 dB
FiiO K7 Ample 12.7 dB
Little Dot MkII Marginal 1.8 dB
Apple USB-C to 3.5mm Insufficient -3.3 dB
HeadphoneHeadroom
Koss Porta Pro Ample 33.4 dB
Grado SR80x Ample 33.1 dB
Sennheiser HD 660S Ample 23.0 dB
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Beyerdynamic DT 770 Pro 250 Ample 14.0 dB
Beyerdynamic DT 990 Pro Ample 12.9 dB