LD SYSTEMS 2 Channel Headphone Amplifier

The LD SYSTEMS HPA 02 is a professional two-channel headphone amplifier designed to provide flexible and straightforward audio monitoring. Featuring two line inputs with independent gain control, it offers precise management of your audio signal. Connection is versatile, supporting standard ¼” (6.35mm) jack or terminal block inputs. With dual ¼” TRS headphone outputs and two parallel-connected 3.5mm front-panel outputs, multiple users can listen simultaneously, making it ideal for studio or broadcast environments.

A standout feature is the ability to daisy-chain multiple units together, creating an expansive group listening setup for training sessions, classrooms, or live events. Integrated signal and clip indicator lights on each channel provide clear visual feedback, helping you maintain optimal audio levels and prevent distortion. The robust construction ensures reliable performance in both fixed installations and on-the-road use.

Key Features & Specifications

• Line Outputs: Two balanced line-level outputs for connecting to additional amplifiers or recording equipment.
• Output Modes: Configurable Stereo/Mono and HP/HP+MON modes offer flexibility for different monitoring needs.
• Headphone Amplifier: Features a capless output design, delivering clean power with an RMS output of 2x 75 mW @ 33 Ohm.
• Wide Compatibility: Supports headphones with a minimum impedance of 16 Ohms and offers a broad frequency response from 18 Hz to 50 kHz.
• Build Quality: Housed in a durable steel chassis with a plastic front panel, built to withstand regular professional use.
• Global Power: Includes a UK Type G mains plug and operates on a universal 100V–240V external power supply, suitable for use in the UK, Ireland, Cyprus, Malta, Saudi Arabia, and many other regions.

With its comprehensive connectivity, clear monitoring controls, and rugged design, the HPA 02 is an unwa