Quest Engineering QTA 1360P User Manual

Q-tech commercial series power amplifiers

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Q-Tech
Q-Tech Commercial Series
QTA
1360P/1480P
Power Amplifiers
User Manual

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Summary of Contents for Quest Engineering QTA 1360P

  • Page 1 Q-Tech Q-Tech Commercial Series 1360P/1480P Power Amplifiers User Manual...
  • Page 2: General Installation

    General Installation WARNING DO NOT run unbalanced high impedance microphone cables near mains, data, telephone or 70/100V line cables. THIS APPLIANCE MUST BE EARTHED DO NOT run 70/100V line cable near data, telephone or other low voltage cables. DO NOT exceed 90% of the amplifiers output power when using 70/100V line (speech only).
  • Page 3: Table Of Contents

    Technical Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Q-Tech Commercial Series User Manual QTA 1360P/1480P...
  • Page 4: Introduction

    Q-Tech Commercial series amplifier. Quest from 120W RMS to 480W RMS. This manual Engineering Q-Tech Series amplifiers are is for 360W QTA 1360P and 480W QTA 1480P. engineered and built to a standard that will • Easy to use booster Amplifier satisfy the most demanding environments of commercial installation audio.
  • Page 5: Front Panel Layout

    Signal indicator LED - lit when input signal is Power indicator LED detected Rear Panel Layout Speaker Output Terminal DC Power Supply Terminal 2/XLR Input AC Power Input Socket Phone Jack Input Ground Lift XLR Link Output Q-Tech Commercial Series User Manual QTA 1360P/1480P...
  • Page 6: Power Source

    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 cables. User Manual Q-Tech Commercial Series QTA 1360P/1480P...
  • Page 7: Installation Practice

    7 or 8 x10 watt speakers safely. Be aware of this booby trap. Always plan to have 20% more power than you think you will need. Q-Tech Commercial Series User Manual QTA 1360P/1480P...
  • Page 8: Trouble Shooting

    Trouble Shooting Specifications If the amplifier fails to work as required, Type Booster Amplifier please check the following: Model QTA 1360P QTA 1480P No Power, No Lights • Make sure amplifier power switch is on. Output Power (RMS): 360W 480W •...
  • Page 9: Technical Notes

    10-20% headroom by reducing the will contain a number of + voltage outputs number of speakers per amplifier or lowering (70V 100V) and a terminal at one end for the the wattages slightly. negative return wire (COM). Q-Tech Commercial Series User Manual QTA 1360P/1480P...
  • Page 10 200W 50Ω (100V plan) P = E x E / Z = 100x100 / Z = 10,000 / Z P: Power(W), Z : Impedance (Ω), E : 100V(Designed voltage of a general-use amplifier) User Manual Q-Tech Commercial Series QTA 1360P/1480P...
  • Page 12 Quest Engineering Pty Ltd 86 Derby St. Pascoe Vale VIC 3055 Ph 613 9354 9133 | Fax 613 9354 9233...

Table of Contents