Superlux HA3D Portable Headphone Distribution Amplifier

Overview

The Superlux HA3D is a portable, stereo headphone amplifier designed for demanding and critical audio monitoring. This audiophile-quality headphone amp is ideal for adding headphone feeds for portable, studio, and audio enthusiast applications.

The HA3D provides 3 independent headphone feeds from balanced or unbalanced line sources. Each headphone output is controlled by the associated level control, equipped with independent peak LED, and 1/4-inch output connector. With its extended bandwidth and high current/voltage drive capability the HA3D can drive headphones of various impedances to high levels with very low distortion, important for monitoring in high SPL environments. It can be powered from two-AA batteries or external DC.

Specs:

•3 independent headphone outputs with individual volume controls.
•Frequency response from 10 Hz to 50 kHz.
•≥120dB dynamic range.
•High power driving capability, drives headphones to high levels with very low distortion.
•Individual peak indicators show overload of each headphone feed.
•Master Stereo / Mono switch.
•Powered by 2 AA alkaline batteries or adapter with 5-17V DC output
•Versatile input and output connectors
•Sturdy Aluminum alloy structure

Dual Power

Internal battery power (2 x AA) for convenient, low cost power.

Flexible Inputs / outputs

2 balanced XLR line level inputs or unbalanced 1/4-inch and 1/8-inch stereo inputs
Loop output to connect additional HA3D's in series for extra headphone outputs.