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QTA 

1360P/1480P

 

User Manual

User Manual

Q-Tech Commercial Series

QTA 1360P/1480P

2

Introduction

Congratulations on your purchase of a new 
Q-Tech Commercial series amplifier. Quest 
Engineering Q-Tech Series amplifiers are 
engineered and built to a standard that will 
satisfy the most demanding environments of 
commercial installation audio.

For your safety and continuing reliability of 
your Quest amplifier, please read all the safety 
instructions and familiarize yourself with the 
amplifiers functions and installation procedure 
section before installing and operating the 
amplifier. Quest has paid great attention 
to detail in order to maintain strict quality 
assurance standards of all Q-Tech Series 
amplifiers.

It follows that if your audio installation is 
completed with the same attention to detail, 
your amplifier will deliver its best results. 
Please read the section: 

Constant Voltage 

Distributed Speaker Systems Demystified .

Unpacking:

 Please inspect the amplifier 

carefully immediately after unpacking. If 
you find any damage, notify your supplier/
dealer immediately. Only the shipper may file 
a damage claim with the carrier for damage 
incurred during shipping.

Description

QTA series power amplifiers cover models 
from 120W RMS to 480W RMS.  This manual 
is for 360W QTA 1360P and 480W QTA 1480P.

•  Easy to use booster Amplifier

•  Indicators for signal,  clip and protection

•  XLR and phone jack input 

•  Front mounted screw driver gain control

•  8 ohm, 70V and 100V speaker output

•  XLR output

•  Overload, over temperature, and 

speaker short protection.

•  115v-240v AC and 24v DC power in

•  3U height

•  19” rack or table mounted 

Rack ears supplied.

•  3 year replacement warranty.

Содержание QTA 1480P

Страница 1: ...Q Tech Q Tech Commercial Series QTA 1360P 1480P Power Amplifiers User Manual...

Страница 2: ...un in conduit together with power cables ENSURE that all loudspeakers are in phase ENSURE that there are no short circuits on the loudspeaker line before connecting to the amplifier It is also advisab...

Страница 3: ...ech Commercial Series QTA 1360P 1480P 1 Contents Introduction 2 Description 2 Front Panel Layout 3 Rear Panel Layout 3 Power Source 4 Main Connections 4 Installation Practice 5 Operation 5 Trouble Sho...

Страница 4: ...hat if your audio installation is completed with the same attention to detail your amplifier will deliver its best results Please read the section Constant Voltage Distributed Speaker Systems Demystif...

Страница 5: ...put 6 AC Power Input Socket 3 Phone Jack Input 7 Ground Lift 4 XLR Link Output 6 7 2 4 3 5 1 1 Power Switch 4 Protection indicator LED lit when overheating short circuiting and overloading 2 Channel v...

Страница 6: ...o pin 1 For best performance when using long lines between microphones mixer and or amplifier use balanced lines These have the effect of canceling out any noise or hum that may be induced into the ca...

Страница 7: ...nection on the ceiling speaker transformer and the other strip wire to the required voltage taping Step 3 Take a second piece of figure 8 cable and connect the plain wire to the parallel COM connectio...

Страница 8: ...lly Blows Fuses Make sure that the speaker line is not shorted Check speaker types ratings and if on correct output Amplifier Keeps on Cutting In Out Make sure that there is adequate ventilation aroun...

Страница 9: ...speaker system How to calculate the correct number of speakers and what wattage connection for a given amplifier power If you connect too many speakers to an amplifier you will have distortion overhea...

Страница 10: ...ow Determining power by calculating total impedance The alternative to counting the speaker taping watts is to calculate the total impedance of the line which will also indicate the wattage necessary...

Страница 11: ......

Страница 12: ...www questaudio net Quest Engineering Pty Ltd 86 Derby St Pascoe Vale VIC 3055 Ph 613 9354 9133 Fax 613 9354 9233...

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