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Related Manuals for Quest Engineering QX-4150
Summary of Contents for Quest Engineering QX-4150
- Page 1 QX-4150 USER MANUAL QUESTAUDIO.NET QUESTAUDIO.NET QX-4150 USER MANUAL | 01...
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Page 2: Product Overview
PRODUCT OVERVIEW The Quest Engineering QX-4150 is a 4 channel 1RU power amplifier suited for any application requiring superior performance and reliability. Ideal for multiple zone applications providing commercial sound installations with clean and reliable power. The QX-4150 provides 150 watts per channel of operation into 4 and 8 ohm loads and can bridge channel outputs that can be configured to deliver full channel power to either low- or high-impedance loads. -
Page 3: General Caution
• In the event of storms and/or lightning, ensure designed for this product. all devices are disconnected from mains power in order to prevent damage to any of the units in the system. QUESTAUDIO.NET QX-4150 USER MANUAL | 03... -
Page 4: Front Panel Controls
Off - Amplifier will not enter power saving mode A-STBY On - Amplifier will enter sleep mode after 25 minutes of no signal Off: Amplifier operating as 2 individual channels BRIDGED-MONO On: Amplifier operating in bridged mono mode QUESTAUDIO.NET QX-4150 USER MANUAL | 04... -
Page 5: Rear Panel Connections
REAR PANEL CONNECTIONS CH1 Input CH2 Input Phoenix/Euroblock CH3 Input CH4 Input CH1 Output CH2 Output Phoenix/Euroblock CH3 Output CH4 Output Mains Connection Blank Plate for Expansion Module (optional) QUESTAUDIO.NET QX-4150 USER MANUAL | 05... - Page 6 If the amplifier is to drive high impedance speaker loads (70 or 100v) then Bridge mode must be enabled, it is possible to have half the QX-4150 running high impedance loads and the other half running low impedance loads, e.g. Ch 1&2 Bridged 70/100v and Ch 3&4 connected to separate 4/8 ohm loads or bridged to 4/8 ohm or 70/100v.
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Page 7: Operation Modes
Mute mode puts the amp into a “light sleep” and occurs when the Standby option has been selected and no signal has been detected for 10mins, if the amplifier detects signal it will wake within 1ms. When no signal has been detected for 25 mins full sleep mode will activate. QUESTAUDIO.NET QX-4150 USER MANUAL | 07... -
Page 8: Input/Output Wiring
(70-100v), the under panel Bridged Mono control switch should be in the On position and input connection wired to input 1 for channels 1&2 and channel 3 for channels 3&4. This can easily be remembered by noting the circle around the + and – signals on input connectors 1&3. QUESTAUDIO.NET QX-4150 USER MANUAL | 08... -
Page 9: Specifications
*** The figures shown above are ‘real world’, usable specifications and Fan cooled, temperature Cooling are conservative as a result. Quest Engineering does not believe in dependent portraying misleading or exaggerated specifications. QUESTAUDIO.NET QX-4150 USER MANUAL | 09... -
Page 10: Technical Drawings
TECHNICAL DRAWINGS QX-4150 19" Height 345mm QUESTAUDIO.NET QX-4150 USER MANUAL | 10... -
Page 11: Register Your Product
REGISTER YOUR PRODUCT Thank you for choosing Quest. Please take the time to complete your product registration. Registering your Quest Engineering product will: • Confirm your warranty • Register your product • Protect your new product REGISTER ONLINE questaudio.net/warranty-reg/ For spare parts and service,...