aune X7s Pro Clas Headphone Amplifier With Balanced Output User Manual

aune X7s Pro Clas Headphone Amplifier With Balanced Output

Specifications

• Input: RCA
• Output: RCA (when used as a pre-amplifier)
• Transistors: 8 T0220 transistors
• Amplifier Type: Class-A
• Headphone Amplifiers: 4
• Output Sockets: Balanced 4-pin XLR, Single-ended 6.35mm

Product Usage Instructions

Front Panel Overview

• Balanced XLR headphone output socket
• 6.35mm headphone jack
• Power indicator
• Volume knob

Rear Panel Overview

• Power switch
• Power input
• Line input
• Pre-amp output

Bottom Panel Overview

• The X7s Pro is a high-quality class-A headphone amplifier designed with eight T0220 transistors and a class-A biasing.
• It features four headphone amplifiers to build both a balanced output with a 4-pin XLR headphone socket and a single-ended output with a 6.35mm headphone port. Additionally, it can function as a pre-amplifier when needed.

Product Care:

• Ensure the device is placed on a stable surface to prevent any accidental falls or damage. Keep the amplifier clean and dust-free to maintain optimal performance.

Frequently Asked Questions (FAQ):

Q: Can the X7 Pro be used with wireless headphones?

• A: No, the X7s Pro is designed for wired headphones with the provided output sockets.

Q: How do I adjust the gain controls on the bottom panel?

• A: Use a small screwdriver to turn the gain controls to your desired level. Be cautious not to apply too much force to avoid damaging the controls.

Preface

• Dear Customers,
• Thanks for purchasing the X7s Pro and congratulations on choosing this high-quality class-A headphone amplifier.
• We sincerely hope the brand new X7s Pro will bring you great listening pleasure.
• To fully appreciate the capabilities of the X7s Pro, please read the following manual carefully and completely before using the product.

View of the front panel and name of each part

• Balanced XLR headphone output socket
• 6.35mm headphone jack
• Power indicator
• Volume knob

View of rear panel and name of each part

• Power switch
• Power input
• Line input
• Pre-amp output

View of the bottom panel and name of each part

Gain control of the headphone output

Introduction

• The X7s Pro is the latest class-A balanced output headphone amplifier of Aune with eight T0220 transistors and the design of clas-A biasing.
• It has 4 headphone amplifiers within to build the balanced headphone socket and the single-ended headphone port. It can also be used as a pre-amplifier.
• The X7s Pro is a mini desktop class-A headphone amplifier with great power and rich sound.

Specifications

• Input: RCA
• Output: RCA (when used as a pre-amplifier)
• Singled-ended port: 6.35mm headphone port
• Balanced output: 4-pin balanced XLR headphone output socket
• Frequency response: 20Hz-200kHz ‡ 0.3dB

Distortion:

• TYP THD+n <0.00014% @1kHz 3000
• TYP THD+n <0.00013% @1kHz 3000 XLR

IMD:

• TYP CCIF IMD <0.00036%
• TYP CCIF IMD <0.00057% XLR

Output power:

• MAX OUTPUT POWER=250mW @3000
• MAX OUTPUT POWER=1000mW @3000 XLR
• Dimensions: 145 x 45 x 171 (mm)
• Net Weight: 2kg
• Gross Weight: 2.5kg
• Accessories: A power cord. quick start guide. 6.35mm to 3.5mm adapter x 1

OPERATING INSTRUCTIONS

AS A HEADPHONE AMPLIFIER

1. Connect “AUDIO OUT”/”LINE OUT” of the sound source (e.g. aune X8/X5s) to “AUDIO IN” of the X7s Pro
2. Plug the headphones into the X7s Pro
3. Set the volume to a minimum before putting on the headphones

• Notice: Please adjust the gain control on the bottom panel according to the headphones.

Caution:

• It is prohibited to use the two headphone ports at the same time.

Balanced female socket definition

1. L+ Left channel+
2. L- Left channel-
3. R+ Right channel+
4. R- Right channel-

AS A PRE-AMPLIFIER

1. Connect “AUDIO OUT” /”LINE OUT” of the sound source (e.g. aune X8/X5s) to “AUDIO IN” of the X7s Pro
2. Connect the “AUDIO OUT” of the X7s Pro to the “AUDIO IN” / “LINE IN” of an active speaker or an amplifier LINE IN” of an active speaker or amplifier
3. Set the volume to a minimum before putting on the headphones

Notice: please set the gain to 12dB when using the X7s Pro as a pre- amplifier.

HEADPHONE OUTPUT GAIN ADJUSTMENT

1. The gain of headphone output is adjustable for different headphones.
2. When switch 1 and switch 2 are both OFF, the gain is OdB
3. When switch 1 is ON and switch 2 is OFF, the gain is 12dB
4. When switch 1 and 2 are both ON, the gain is 20dB

Gain at Max. Volume

Measurements

WARNING MESSAGES

• Use exclusively recommended accessories to prevent faults, short circuits, or electric shocks.
• Do not expose the unit to moisture or rain.
• Do not attempt to remove parts of the body (covers); specialist repairs can be carried out only at authorized service centers

LEGAL NOTES

• Please ensure that you observe copyright laws.
• The recording and publication of prerecorded media such as tapes, CDs, or other published or broadcast material may contravene copyright laws.
• This also applies to all of the software supplied.
• Other names, companies, or product names referred to in this manual are trademarks or registered trademarks of the relevant companies.

DISPOSAL ELECTRONIC EQUIPMENT

• (Applies within the EU, and for other european countries with separate waste collection systems)
• This device contains electronic components and therefore may not be disposed of as general household waste.
• Instead, it should be disposed of at a recycling collection point provided by the local authority. This costs you nothing.
• Your local authority waste disposal authority, or the shop where you bought this device, can provide you with further information on this issue.
• aune
• 430034 WUHAN
• CHINA
• Email:sales@auneaudio.com
• Fax: 027-85840435
• www.auneaudio.com
• Wuhan Aune Acoustics Co., Ltd.
• ADD: No. 17, Gutian 5th Rd, Qiaokou District, Wuhan 430000, China
• Web:www.auneaudio.com
• Email:sales@auneaudio.com

References

• 奥莱尔科技发展有限公司

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