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Summary of Contents for TechLogix Networx TL-A80-20W
- Page 1 User Manual TL-A80-20W Mini Digital Amplifier All Rights Reserved Version: TL-A80-20W _160627...
- Page 2 TL-A80-20W User Manual Preface Read this user manual carefully before using this product. Pictures shown in this manual are for reference only, different model and specifications can be subject on real product. This manual is only for operation instruction only, not for any maintenance use.
- Page 3 TL-A80-20W User Manual SAFETY PRECAUTIONS To insure the best from the product, please read all instructions carefully before using the device. Save this manual for further reference. l Unpack the equipment carefully and save the original box and packing material for...
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Page 4: Table Of Contents
TL-A80-20W User Manual Table of Contents Introduction .................... 1 Introduction to TL-A80-20W ............1 1.1. Features ..................1 1.2. Package List ..................1 1.3. System Connection Introduction ............. 2 Audio Output .................. 2 2.1. 2.1.1. Default output: 2x20Watt@4Ohm ........2 2.1.2. -
Page 5: Introduction
TL-A80-20W User Manual 1. Introduction 1.1. Introduction to TL-A80-20W The TL-A80-20W is a compact-size digital amplifier (Class-D) with 3 inputs (2 line in and 1 balanced MIC). It includes powerful functions, including output bridging, dual-mono inputs, EQ control, microphone mixer etc. -
Page 6: System Connection Introduction
2.1.2. Bridge connection: 1x40Watt@8Ohm The TL-A80-20W has output bridging, to double the output power to 1x40Watt@8Ohm. It will sum the input left channel and input right channel to mono output, and the power is up to 40Watt. -
Page 7: Dual-Mono Output
2.1.3. Dual-mono Output TL-A80-20W also has the function of double-mono output. It can sum up the left and right channel, to be the mono audio output. In this way, the both of the outputs are showing the same mono audio. -
Page 8: Microphone Input
TL-A80-20W User Manual 2.2. Microphone input The microphone input of TL-A80-20W has three modes, and each different mode requires a different connection: Mic mode Switch 2.2.1. 48V phantom power input When the switch is moved to “48V”, the MIC input will provide 48V phantom power. -
Page 9: Operation Of The Control Panel And The Ir Remote
TL-A80-20W User Manual 3. Operation of the Control Panel and the IR Remote 3.1. Operation of the Control Panel The buttons provide control of volume, EQ control, and switching. 3.1.1. Audio switching There are two switchable stereo audio inputs, one 2xRCA input, and one 3.5mm jack... -
Page 10: Use Of The Ir Remote
TL-A80-20W User Manual 3.2. Use of the IR Remote Audio Inputs Use to transmit the infrared signal sent by 1: RCA stereo audio input. the IR remote. 2: 3.5mm jack Audio Control Modes: Mute Mode: MIC: turn up/down the MIC: Mute the microphone volume. -
Page 11: System Diagram
TL-A80-20W User Manual 4. System Diagram www.tlnetworx.com... -
Page 12: Communication Protocol And Command Codes
TL-A80-20W User Manual 5. Communication Protocol and Command Codes Communication Protocol: RS232 Communication Protocol Baud rate: 9600 Data bit: 8 Stop bit: 1 Parity bit: none Command Function Description Feedback Code 1A1. Switch the audio to input 1 A: 1 -> 1 2A1. -
Page 13: Specification
Increase the volume of line audio, the RS232 command is: 603% Example 3: Set the MIC volume to “21” value, the RS232 command is: 521% Example 4: Status query of the TL-A80-20W, the RS232 command is: 600% 6. Specification I/O Connections Analog Inputs One (1) RCA L/R jack, One(1) 3.5mm TRS jack... - Page 14 TL-A80-20W User Manual Common Mode Rejection Ratio >70 dB at 20 Hz ~ 20 kHz (CMRR) Signal to Noise Ratio (SNR) 80 dB (Max) Total Harmonic Distortion 1% at 1 kHz; 0.3% at 20 kHz at Nominal Level Noise (THD+N)
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Page 15: Panel Drawings
TL-A80-20W User Manual Panel Drawings www.tlnetworx.com... -
Page 16: Troubleshooting & Maintenance
4) If the static becomes stronger when connecting the audio connectors, the unit is grounded improperly. 5) If the TL-A80-20W amplifier cannot be controlled by the keys on the front panel, RS232 port or IR remote, the unit may be damaged. Please contact reseller for replacement. -
Page 17: After-Sales Service
guide in this user manual. 1) Product Limited Warranty: We warrant that our products will be free from defects in materials and workmanship for three years. Please see the warranty page posted on www.tlnetworx.com for more info. 2) What the warranty does not cover (servicing available for a fee): l Warranty expiration.
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