HP-1 Personal In-Ear Monitor Amplifier

Introduction

Thank you for purchasing the ART HP-1 Personal In-Ear Monitor Amplifier from Applied Research and Technology. The HP-1 is a belt-worn, battery-powered headphone amplifier designed for portable applications. It features a locking [1/4 inch]/XLR Combo input jack, a sturdy belt clip, and an output volume control, providing reliable performance both on and off stage. The HP-1 delivers a high output level suitable for various headphones and is ideal for in-ear monitoring. Its long battery life ensures extended use, and the unit is housed in a rugged extrusion with heavy-duty jacks for durability.

Important Safety Instructions

[CAUTION] RISK OF ELECTRIC SHOCK DO NOT OPEN

[RISK OF ELECTRIC SHOCK] ATTENTION: RISQUE DE CHOC ELECTRIQUE - NE PAS OUVRIR

• [uninsulated voltage] symbol: Alerts to the presence of uninsulated dangerous voltage inside the enclosure that may be sufficient to constitute a risk of shock.
• [maintenance instructions] symbol: Alerts to important operating and maintenance instructions in the accompanying literature. Please read the manual.

General Safety Guidelines:

• Read Instructions: Retain safety and operating instructions for future reference. Heed all warnings printed here and on the equipment. Follow the operating instructions printed in this user manual.
• Environment: Protect from excessive dirt, dust, heat, and vibration when operating and storing. Avoid tobacco ash, drink spillage, and smoke, especially that associated with smoke machines.
• Handling: Protect the controls from damage during transit. Use adequate padding if you need to ship the unit. To avoid injury to yourself or damage to the equipment, take care when lifting, moving, or carrying the unit.
• Servicing: Refer servicing to qualified technical personnel.
• Installation: Install the unit in accordance with the instructions printed in the user manual.

Battery Installation

The HP-1 is powered by 2x 1.5v AA batteries.

CAUTION: When installing alkaline batteries, be sure to line up the [+] sign on the battery with the [+] sign on the product's battery compartment. Improper installation can cause a battery to leak or overheat and lead to serious injury.

• Do not use different types of batteries together.
• Do not mix old batteries with new ones.
• Do not mix rechargeable batteries with non-rechargeable ones.
• Do not use batteries that are swollen, dented, or damaged in any way.

Procedure:

To access the battery compartment, hold the RELEASE button down and slide the outer shell down toward the headphone jack to expose the unit's interior. Insert the batteries into the battery compartment, observing correct polarity, and slide the unit back into the shell.

Features

• High Output Headphone Amplifier
• Locking [1/4 inch]/XLR Combo Input Jack
• Balanced Mono/Unbalanced Stereo Switch
• Variable Volume Control
• Sturdy Belt Clip
• Over 40 hours of operation from 2 AA Batteries
• 3.5mm Output Connector
• Rugged Design

Installation and Operation

Connect the output of a mixer to the [1/4 inch] or XLR input of the HP-1. The locking Combo jack ensures a secure cable connection.

The volume control adjusts the output level and also functions as the power switch. To turn the HP-1 off, turn the volume knob fully counterclockwise. Alternatively, removing your headphones from the output jack can help preserve battery life.

A green LED indicates that the HP-1 is powered on. This indicator will turn red when the batteries are close to being depleted.

Balanced Mono/Unbalanced Stereo Switch:

Set the inner switch to balanced mono when using the HP-1 with a mixer's aux send or any other mono source. Set it to unbalanced stereo when connecting to a headphone output or other stereo source.

Connections

The HP-1 features several connection points:

• 1. Input Combo Jack: Accepts both XLR and TRS [1/4 inch] jacks. Used for connecting to a monitor mix, for example.
• 2. Volume Knob: Controls the output level and powers down the HP-1 when turned fully counterclockwise.
• 3. Green LED: Indicates power is on and functions as a battery indicator (turns red when batteries are low).
• 4. Headphone Output: A 3.5mm stereo jack ([1/8 inch]).
• 5. Belt Clip: Attaches to a belt or pant waistline for hands-free use.
• 6. Battery Storage Area Button: Pressing this button and sliding the shell toward the headphone jack opens the battery compartment.
• 7. Battery Storage Section: Houses a pair of AA batteries. Please observe the correct polarity when inserting new batteries.
• 8. Switch: Set to mono for mono sources (near battery position) and to stereo for stereo sources (near input connector).

Applications

The ART HP-1 is perfect for:

• Live use
• Project studios
• Home use
• Commercial use

The unit can be conveniently clipped to a belt for portable monitoring.

Warranty Information

Limited Warranty

Applied Research and Technology warrants the HP-1 product and its components to the original purchaser to be free from defects in workmanship and materials for a period of three years from the date of purchase. Applied Research and Technology will, at its option, repair or replace defective products or component parts, without charge, upon prepaid delivery to the factory service department or an authorized service center, accompanied by proof of purchase date in the form of a valid sales receipt.

Exclusions

This warranty does not apply in the event of misuse or abuse of the product or as a result of unauthorized alterations or repairs. This warranty is void if the serial number is altered, defaced, or removed.

Applied Research and Technology reserves the right to make changes in design or to make additions to or improvements upon this product without any obligation to install the same on products previously manufactured.

Applied Research and Technology shall not be liable for any consequential damages, including without limitation damages resulting from loss of use. Some states do not allow limitations of incidental or consequential damages, so the above limitation or exclusion may not apply to you. This warranty gives you specific rights, and you may have other rights which vary from state to state.

For units purchased outside the United States, an authorized distributor of Applied Research and Technology will provide service.

For your reference:

Date of purchase: ___________________

Purchased from: ___________________

Service

In the unlikely event that your unit requires service, please follow these guidelines:

1. Troubleshooting: Be sure that the unit is the cause of the problem. Check that the unit has power, all cables are connected correctly, and the cables themselves are in working condition. Consult your dealer for assistance in troubleshooting or testing your particular configuration.
2. Return Authorization: If you believe the ART unit is at fault, visit www.artproaudio.com. Select "Support", then “Return Authorization Request” to request a return authorization number.
3. Packaging for Return: If returning the unit for service, pack it in its original carton or a reasonable substitute. The original packaging may not be suitable as a shipping carton, so consider placing the packaged unit in another box for shipping. Print the RA number clearly on the outside of the shipping box. Print your return shipping address on the outside of the box.
4. Documentation: Include with your unit a note with the RA number, your contact information (including a return shipping address and a daytime phone number), and a description of the problem, preferably attached to the top of the unit. Also include a copy of your purchase receipt.

Specifications