Enleum HPA-23RMH — High-Fidelity Reference Headphone Amplifier

Description

The HPA-23RMH represents Enleum’s latest achievement in dedicated headphone amplification, engineered for discerning listeners who demand reference-quality sound in both stationary and portable settings. This dual-output amplifier integrates voltage and current stages within a compact chassis—the voltage circuit draws from the acclaimed AMP-23R’s MOSFET architecture paired with refined JET2 biasing, while the current output leverages an evolved iteration of the HPA-21’s bipolar design with contemporary refinements. Advanced battery topology and optimized thermal management deliver the sonic characteristics of Enleum’s reference-grade circuits in a significantly reduced footprint, making professional-grade headphone amplification accessible without compromise.

SPECIFICATION

POWER

Current: 1 W (HPA-23RM) or 1.35 W (HPA-23RMH) / Voltage: 500 mW @ 30ohms (HPA-23RM & HPA-23RMH)

INPUT

RCA and 1/8″ Mini Jack (Analog)

OUTPUT

1/4″ (Current Output) and 1/8″ (Voltage Output) Headphone Jacks

OPERATION TIME

Up to 5 hours (HPA-23RM & HPA-23RMH Voltage) / Up to 3.5 hours (HPA-23RM Current) / Up to 2.5 hours (HPA-23RM Current) / Continuous with USB C charger or battery pack

DIMENSIONS

116mm x 164.5mm x 22mm (w x d x h)

WEIGHT (NET)

750g

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