IMPORTANT S~FETY INFORMATION this equipment is a Class II or double insulated electrical appliance . It has been designed in such a way that it does not require a safety connection to electrical earth . In opening space. The ventilation should not be impeded by covering the ventilation openings with items such as newspaper, table-cloths, curtains etc.
CONTENTS IMPORTANT SAFETY INFORMATION ..................................................................Inside Front Cover SETUP ....•••••.•.•••••••••••• •• •.••••••••••••• ••••...•••....••••.•••....••••••.•...•••••••••••••••••.•••• ••••••••....•..••••..•••••••••••• 1 CAUTION .••••••••••••••....•••.••••••••••••..•••......•.••.•••••••......••••••...•.•••••.....••.....••.•...•..••••..••.••••••••••••.•..• 1 TECHNICAL FEATURES ....••.......................•....••.••••...••.•.............•.•.....•••.•.••• ......
SETUP Connect the source to the input of the unit and select the balanced or unbalanced input in appropriate. Plug your headphones into one of the front panel jack according to the impedance rating of the headphones. Set the volume to minimum, connect the unit to the main supply and switch on . It takes 30 seconds or longer to warm up before you can use it. This PA-One is able to drive both high and low impedance headphones . 'High impedance' means 1OOohms and above; 'low impedance' is below 1OOohms .
CONTROLS AND CONNECTIONS ~gggoooo~~oooo~ggg DDDDDDDUuu~DDDDDDD DDDDDDDD DDDDDDDDDD DDDDDDDDDDDDDDDDDD DDDDDDDD DDDDDDDDDD QQQQDDDDDDDDDDQQQQ QUAD PA-One Phones I peda nce Line Button/LED Balance Button/LED Headphone Ou1puts Digital Button/LED I....,..W.Ce Selection Sw~rn Balance Control Volume Control Digital Source Indicators I A•~e:~a~A II I Avls :~!~~~"~~scHHJ>ccKE~m:~~g~-:~n:~,.uvRIR Note : 'High impedance ' means 100ohms and above ; 'Low impedance' is below 100ohms.
USER GUIDE INTRODUCTION The QUAD PA-One is designed for the music lover. We make no exaggerated performance claims and are content to let the results speak for themselves. Thank you for purchasing this QUAD equipment. We hope that it will bring you many years of listening pleasure, and that, like its illustrious predecessor, it will be a treasured possession for you and for futu re generations of music lovers.
FURTHER INTRODUCTION Burn In New Equipment Burn in is very important. Valve components work at high voltage and temperature and when new they should spend an extended period at those temperatures to bed in . We recommend you burn in the amplifier for at least four or preferably twelve hours before you first using it. If you run in your equipment for this extended period, make doubly sure that all the safety conditions covered in this manual are fully met.
USING THE USB SOURCE With the increased popularity of computers as source, this PA-One USB 0/A converter allows consumers to enjoy listening to digital music sources from a computer {Windows or Mac) via USB connection. This product is USB 1.1 and 2 .0 compliant. This device supports sampling frequencies ranging from 35kHz to 192kHz and incorporates a high quality digital-to-analogue converter (DAC). The factory default 48kHz input sampling frequency.
SOFTWARE INSTALLATION INSTRUCTIONS Setup of operating system 1. Mac OS X 2. Windows 8 I 7I Vista I XP 3. Recommendations All operating systems Please note that your screen display may vary depending on the operating system. System requirements : Intel Core 2 @ 1 .6GHz or similar AMD processor 1GB RAM USB 2.0 Interface Microsoft Windows Vista 32164 Bit incl . SP2 I Windows 7 32164 Bit I Windows XP SP3 (not recommended) Apple MAC OS from 10.6.4 Mac OS X Installation from 10.6 .
SOFTWARE INSrALLATION INSTRUCTIONS Mac OS X Installation from 10.6.4 0 Select device QUAD USB 2.0 Audio Out. f} Check by using this device for sound output. 8 Set your desired sample rate and bit resolution at formal. Audio Devices ..@ 9' QUAD USB 2.0 Audio Out Built-in Input 2 in/ Oout Clock source: [ QUAD Internal Clock Built-In Output 0 in/2 out Input QUAD USB 2.0 Aud1o Out 0 1n1 2 O\Jt "' 0 Hauptgeriit Source: 0 in/ 0 out 8 Format: Ch M 1: ... 2: ~ Default J =96=o=o=o=.
SOFTWARE INSTALLATION INSTRUCTIONS Windows 8 I 7 I Vista I XP I Installation You have to install the driver before using the USB device for the first time. Put the installation CD into the CD/DVD/ drive of your computer. Setup will start automatically. If not, please follow these steps: Click on Start>Computer. Right -click the icon of the CD/DVD drive and then click on install program . Follow the instructions of the setup program to install the driver.
SOFTWARE INSTALLATION INSTRUCTIONS Step 3 - Connect your QUAD PA-One 121 Setup Plea5e connect the device you want to install and turn 1t on. OK [ < Bad .,[ II Next Cance l > Cancel Step 4 - Cl ick "next" to finish the insta llation §! ':"'_ _~__v_ _ lnslallation Complete Setup was completed successfuUy . Check.ng connected device. This may take some t1me to complete. Please wait Completing installation. This may take some t1me to complete. Please wait . Execute: "C:\Program Files\I AG\USB Au
SOFTWARE INSTALLATION INSTRUCTIONS To confirm connection of the QUAD PA-One to the PC, double click on the -- File I T I tab. Info Buffer Settings Firmware Upgrade Device 0 Clock Source stream Formats Driver Info Driver ve~sion: Build type· 1.61.0 OLL API version 4.0 release build Driver Info If this window appears then the connection has been established between the QUAD PA-One and the PC, the Device is now ready to use . , File ;;; '· c . . X I Info No device(s) connected.
SOFTWARE INSTALLATION INSTRUCTIONS Windows 8 I 7I Vista I XP System setup After successful installation of the driver please connect the USB Audio device to a free USB port. Do not use a USB-hub! Close all other USB applications if you want to listen to music with your computer. The QUAD Audio Driver replaces the internal soundcard of your computer. Ad justing the sample rate t)Open the control panel of you r computer. fjOpen Sound.
SPECIFICATIONS Input Impedance 50k0 Output Power 500mW@ 320 Output Impedance Input Sensitivity 300mV (500mW @ 320) Frequency Response 15Hz-30kHz (+0.5dB,-0.5dB) Distortion 0.5%@ 1kHz Channel Balance ± 0.5dB S/N Ratio (ref. 500mW) 105dB (IHF-A) Stability Measurements made with 230V supply Inputs 1xBalanced input, 1xRAC input, 1xCocial input, 1xOptical input, 1xUSB input Outputs 2xStandard headphone socket (high/low impedance), 1xRCA output Digital Resolution 44.1 kHz, 48kHz, 88.