TAKSTAR TKA-422 4 Channel Integrated Amplifier User Manual

TAKSTAR TKA-422 4 Channel Integrated Amplifier

Product Usage Instructions

Introduction

The TAKSTAR TKA-422 4-Channel Integrated Amplifier is designed for use in classrooms and small conference rooms. It features multiple input interfaces and control options for versatile audio setups.

Front Panel Controls

• Pause/Play Button
• Previous Button
• Next Button
• Repeat Button
• USB Input Interface
• MIC jacks (MIC1, MIC2)
• Echo Time/Echo Strength
• MIC Tone Control
• MIC Volume Knob
• MUSIC Volume Knob
• MUSIC Tone Control
• Volume Control
• Power Switch Button
• Input Signal Indicators
• Input Source Selection Button

Rear Panel Features

• Cooling fan
• Output binding posts for speaker connection
• Power connector
• AUX1, AUX2 audio input jacks
• LINE output jacks
• MIC3, MIC4 input jacks

Wiring Instructions

1. Connect the terminals of the speaker and the amplifier according to the specified impedance.
2. Ensure correct polarities between the speaker and the amplifier.
3. Incorrect speaker connections may result in sound distortion or lack of bass.
4. Improper speaker connections can lead to amplifier malfunction or damage.

Connecting Speaker Cables

1. Peel off about 10 mm of sheathing from the tip of the speaker cable and twist the core wire tightly.
2. Loosen the speaker terminal by turning it counterclockwise.
3. Insert the core wire of the speaker cable fully into the terminal.
4. Tighten the speaker terminal by turning it clockwise to secure the connection.

Using a Banana Plug

1. Tighten the speaker terminal securely.
2. Insert a banana plug into the end of the terminal for enhanced connectivity.

FAQ

• Q: What are the recommended applications for the TKA-422 amplifier?
• A: The TKA-422 amplifier is suitable for use in classrooms and small conference rooms.
• Q: How should I connect the speakers to the amplifier?
• A: Connect the speaker terminals according to the specified impedance to avoid sound distortion or damage to the amplifier.
• Q: Can I use banana plugs with this amplifier?
• A: Yes, you can use banana plugs for connecting speakers to the TKA-422 amplifier for secure and reliable connections.

Preface

Dear Customer,

• Thank you for purchasing the TAKSTAR TKA-422 4-Channel Integrated Amplifier. Please read the user manual carefully before use and keep it for future reference.
• If you have any questions or suggestions, please contact our local dealer.

Features

• It has the function of Bluetooth input and recording output.
• It features a 4-channel output with 220W per channel (8Ω) and a 4-8 ohm load per channel.
• TKA-422 is a professional integrated amplifier. It features a microphone effect adjustment function, automatic overload protection and air-cooled heat dissipation design. In sound quality, the bass, mid, and treble are balanced; in music, the distortion is low and the frequency response is wide; in human voice, it is outstanding and lifelike.

Specifications

• Output Power: 220W*4 (8Ω)
• THD: ＜0.01% (1KHz, 1W, 8Ω)
• Frequency Response: 20Hz-20KHz
• S/N Ratio: ≥90dB (A-weighted)
• Input Sensitivity: 250mV
• MIC Input Sensitivity: 20mV
• Power Supply: AC220V/50Hz
• Dimensions (WLH): 480mm445mm90mm
• Weight: 13Kg

Applications

• Classrooms, small conference rooms

Introduction to the Front Panel

1. Pause/Play Button
2. Previous Button
3. Next Button
4. Repeat Button
5. USB Input Interface
6. MIC jacks (MIC1, MIC2)
7. Echo Time/Echo Strength
8. MIC Tone Control
9. MIC Volume Knob
10. MUSIC Volume Knob
11. MUSIC Tone Control
12. Volume Control
13. Power Switch Button
14. Input Signal Indicators
15. Input Source Selection Button

Introduction to the Rear Panel

1. Cooling fan
2. Output binding posts
   • These binding posts are for speaker connection.
   • When only SYSTEM A is connected, the minimum speaker impedance cannot be lower than 4 ohms;
   • when only SYSTEM B is connected, the minimum speaker impedance cannot be lower than 4 ohms;
   • when SYSTEM A and SYSTEM B are connected at the same time, the speaker impedance cannot be lower than 8 ohms.
3. Power connector
4. AUX1, AUX2 audio input jacks
5. LINE output jacks
6. MIC3, 4 input jacks

Wiring Diagram

1. Connect the terminals of the speaker and the amplifier according to the specified impedance.
2. Make sure that the polarities of the speaker and the amplifier are connected correctly.
3. When the left and right speakers or the positive and negative polarities are not connected correctly, the sound will be distorted or there will be a lack of bass.
4. Connecting to the speaker incorrectly may cause this amplifier to malfunction or even damage it.

Connecting speaker cables

1. Peel off about 10 mm of sheathing from the tip of the speaker cable, and then twist the core wire tightly.
2. Turn the speaker terminal counterclockwise to loosen it.
3. Insert the speaker cable’s core wire to the hilt into the speaker terminal.
4. Turn the speaker terminal clockwise to tighten it.

Using a banana plug

1. Tighten the speaker terminal.
2. Insert a banana plug into the end of the terminal.
3. Sectional view.

Note: If the terminal is not tightened, no sound will be heard.

Safety Instructions

To avoid possible personal injury or property damage caused by electric shock, high temperature, fire, radiation, explosion, mechanical hazards, and improper use, please read and observe the following items before using the product.

1. When using the product, please confirm whether the power of the connected device matches the power of the product, and adjust the volume of the device. Do not use it for a long time when the power of the product is exceeded or at a high volume to avoid product failure and hearing damage.
2. If there is any abnormality (such as smoke, odor, etc.) during use, please turn off the power switch and unplug the power plug immediately, and then send the product to the dealer for maintenance.
3. The product and accessories should be placed indoors in a dry and ventilated place. Do not store them in a humid and dusty environment for a long time. Avoid getting close to fire, rain, water, excessive collision, throwing, vibrating the machine and covering the ventilation holes during use, so as not to damage its function.
4. If the product needs to be fixed on the wall or ceiling, please make sure to fix it in place to prevent it from falling.
5. When using the product, you must abide by the relevant safety regulations. Please do not use the product in occasions that are clearly prohibited by laws and regulations to avoid accidents.
6. Please do not disassemble, refit or repair the product by yourself to prevent personal injury.
   If you have any questions or service needs, please contact the local dealer.

• Only suitable for use in areas below 2000 meters above sea level
• Only suitable for use in non-tropical climates

CONTACT

• Guangdong Takstar Electronic Co., Ltd.
• Address: No. 2 Fu Kang YiRd., Longxi Boluo
• Huizhou, Guangdong 516121 China
• Tel: 86 752 6383644 Fax: 86 752 6383952
• Email: sales@takstar.com
• Website: www.takstar.com

Read User Manual Online (PDF format)

Read User Manual Online (PDF format)  >>

Download This Manual (PDF format)

Download this manual  >>