Table of Content
Contents
1. 152. 7 Audio Output e Burning CD DVD amp BD ES Encoding File Location Ej File Types ls General B Handheld 1 Images D Library amp Folders Media Network Podcast Ny Remote Control Lid Services a Startup Television p Theater View y Output mode WASAPI Output mode settings Settings DSP amp output format m Bitstreaming None recommended Prebuffering 6 seconds recommended E Play silence at startup for hardware synchronization None Play files from memory instead of disk not zone specific Disable display from turning off useful for HDMI audio Track Change E Switch tracks Standard gapped 2s Do not play silence leading and trailing Use gapless for sequential album tracks Stop Seek amp Skip Seek Smooth normal Stop Immediate Pause Immediate Jump behavior Forward 30 seconds backward 10 seconds Volume i Tree amp View i3 Video NOTE Changes take effect once playback is stopped Cancel 5 In WASAPI settings the device column choose SPDIF Out USB 2 0 High Speed True HD Audio and click Open device for exclusive access and Disable event style required by older hardware 12 WASAPI Settings SPDIF Out Questyle High end U w Open device for exclusive access Disable event style required by older hardware O Maximize device volume during playback O Play a little s
3. Technology 1 3X Clock USB Asynchronous transmission structure 3 Customized communication clocks individually control USB data multiple of 44 1KHz and 48KHz signal transmission dedicated work for USB asynchronous transmission reduces Jitter to undetectable level 2 Current Mode Amplification Current Mode Amplification means processing audio signal in current mode which is a totally new amplification mode Actually the basic element for amplifier BJT which is a normal current mode working element provide its best performance only in current mode working status Q192 current mode amplification transistors and capacitors works in low impedance status all transistors are working in Class A status so it s easy to achieve ultra wide band and ultra low distortion amplification PC system requirement 1 Operation System Q192 Driver and hardware system support Win XP Vista Win 7 of 32Bit 64Bit Win 8 of 32Bit 64Bit operating systems For Apple Mac OS later versions than the 10 5 7 are well matched doesn t need to install driver 2 Media Player Q192 is not limited to any special media player any PC compatible player is well matched In Windows system JRiver Media Center is recommended for good sound performance 3 Music Format Music format is up to the media player Q192 doesn t require any special music format it can decode any music format as long as the media player support it For example JRiver Media Player
4. stream you will find the sample rate shown on Q192 is different from that of playing the original music and it is locked at 48K or 44 1K When you finish the following settings you will find that the shown sample rate is the same as that of playing the original music which is telling that PC can output the bit perfect data now 10 Setup Core Audio stream in Windows OS Lets take JRiver Media Center player in Win7 32bit OS as example to explain how to setup WASAPI 1 Go to JRiver official website http www jriver com download html click DOWNLOAD MC18 to download JRiver Media Center 18 2 Install JRiver Media Center 3 Open JRiver Media Center in Tool column there is a Options click Options File Edit View Player Tools Help ipep JRiver Media Cent do lt _ lt Playing Now Audio Advanced Tools o Images Send To Video Library Tools Performer Store Locate f Podcasts Links N m MediaCenter Playlists Language Drives amp Devices Options Ctrl O Services amp Plug ins y Welcome to JRiver Media Center Thank you for choosing JRiver Read below to learn about the Help Getting Started Forum ask a question follow development or make a friend 11 4 In Options menu the right side shows Audio output In Audio Output sub menu output mode choose WASAPI Then click Output Mode Settings to enter Options k5 Audio
5. Quality then click OK and OK again 2 Mac OSX No special drivers are needed for Mac OSX it is simple plug and play Make sure your Q192 is selected as the default sound device in the system preferences of the Mac Core Audio Stream Introduction Core Audio Stream is generally used by the HiFi audio workstations It has formats of ASIO KS and WASAPI which all can be supported perfectly by Q192 According to general audio processing procedures of PC all the sound from applications and systems is processed by SRC going through the lengthy system processing and hardware layer transmission and then output to the external device The output data are totally different after all those procedures To output the pure original and bit perfect data we must open a high speed and dedicated channel for audio device that is the core audio stream technology Q192 supports ASIO and KS on Win 7 Win8 Vista Win XP systems supports WASAPI audio output on Win7 32Bit 64Bit Win8 32Bit 64Bit operating system For example when you enable WASAPI Exclusive Mode between Q192 and player software like JRiver you can t control the volume through system controller the sound from the system and other applications will not be heard at the Q192 output which is because the system has opened the core audio stream channel for Q192 and the audio data directly get to the DAC of Q192 with high speed If you don t set the output to be the core audio
6. Table of Content Er a 03 Check ISB srt lio 04 Front MW ra 04 Rear E c 05 Technology da 07 PG system req iremeni erre iq oe tarde e pee a PR ede ep de 08 Install Driver program on Windows OS sse 09 Core Audio Stream Introduction eeeennen 10 Setup Core Audio in Windows OS see 11 Setup Core Audio on Mac OS sese 14 SPECICATION C 15 Thank you for choosing Questyle Audio Q192 DAC with headphone amplifier Q192 digital to analog converting section follows Questyle flagship DAC CAS192D adopts the USB asynchronous transmission with 3X clocks structure asynchronous transfer mode isolates Jitter of audio data from PC 3 independent clocks respectively control the USB data transfer 44 1KHz multiple and 48KHz multiple signal transfer Combined with dedicated USB driver program it ensures USB port best performance and more stable DAC chipset is Wolfson WM8740 based on it we designed our innovative circuit loop 3 separate voltage regulators to provide pure power for WM8740 an ADI OP275 for LPF and WIMA FKP2 capacitors they provides a warm sound with large dynamics and more powerful Q192 amplification adopts Questyle patent Current Mode Amplification technology like used in CMA800R all transistors work in current mode pure Class A status provide 500KHz frequency response distortion less than 0 0004 The output stage specially selects ultra fas
7. can wonderfully play formats like APE FLAC WAV AIFF and MP3 etc 4 PC Configuration Requirements Operating system of Win XP SP2 or SP3 Vista Win7 32bit 64bit Win 8 32bit 64bit or later versions of the 10 5 7 Mac operating system At least one USB port is required An acceptable USB2 0 high speed cable of type A plug to type B plug We suggest using the high quality USB cable to ensure the stability and reliability of data transmission and guarantee the best performance of Q192 Install Driver program on Windows OS Your Q192 can be connected directly to a computer via USB 2 0 for audio playback Set up is as follows 1 Windows XP Vista 7 8 8 1 Step 1 Connect a USB cable to the back of your Q192 Step 2 Insert the provided Driver disc into your PC and open the folder labeled Questyle and double click Setup exe Step 3 When the installer tells you to connect Questyle Hi end USB Audio connect the USB coming from your Q192 to the USB port on your PC and click OK then follow the instructions of the installer Note the drive program will require your PC to restart Step 4 Go to Control Panels Hardware and Sound and open Sound Questyle High end USB Audio Device should be set as default highlight Questyle High end USB Audio Device and select Properties Click on the Advanced tab and set Default Format to 24 bit 192000 Hz Studio
8. ess than 0 0004 distortion Wolfson WM8740 DAC chip with 4 grades of filters and voltage regulator innovative circuit design Special OP275 LPF stage LPF and buffer all utilizes WIMA FKP2 capacitors provides large dynamic and powerful sound Customized military ring shape Bingzi transformer with full sealed and low noise low magnet release independent digital winding and analogue winding Schottky rectifier 9pcs Nichicon FG capacitors and 18 sets of separate regulators Check List Q192 a Power Cord CD ROM User Manual Warranty Card 1pc 1pc 1pc 1pc 1pc Front View PT Tn Q192 Questyle bud i HEAR Audio Engineering N USB FIX L Ps A Y X O O C cox D NOCT uf i A po 1 d A I l J in W 3 i 1 Uode O 00 4 5 1 USB Coaxial input switch bar 2 FIX ADJ switch bar for Pre Amp function FIX means volume is fixed ADJ means volume is adjustable 3 Power indicator 4 Volume 5 6 35mm headphone jack Rear View p e F N gt O Or mu o USB IN I ORCI oc ANALOG OUT DIGITAL T y 1 4 d yg IN e e e E Rao D 0 6 O 0 1 Left Channel Analog RCA output 2 Right Channel Analog RCA output 3 Coaxial Digital output 4 Coaxial Digital input 5 USB input B type 6 AC power switch 7 Fuse 8 Power plug
9. ilence on DoP stop removes click with some DACs Automatic recommended for best sound quality w 100 milliseconds recommended w NOTE Increasing buffering makes playback more skip resistant but also increases latency the time it takes for pause seek volume DSP etc to take effect Cancel 6 WASAPI settings is completed In Win 8 OS the setting is the same 13 Setup Core Audio On MAC OS For Apple MAC OS later versions of the 10 5 7 contain the USB2 0 High speed audio driver so it doesn t need to install another one any more On MAC OS all of the features including the standard asynchronous transfer mode of Q192 won t change After connecting Q192 to PC with USB cable you need to manually set the output device to be Q192 in Preferences and then the whole system can work 14 Specification Input USB Coaxial PCM 44 1K 192K 16 24bit DAC Chipset WM8740 Digital Output Coaxial USB input required OS Win XP Vista Win7 Win 8 and Mac Media Player for USB input Any player Kernel Stream Mode WASAPI ASIO KS Analogue Output RCA amplitude adjustable or fixed Headphone Output 6 35mm Headphone Jack Max Headphone Output 11V P P 4Vrms Max Headphone Output power Headphone output THD N SNR for Headphone output Max Analogue output Amplitude Analogue Output Frequency DC 77 5KHz 192KHz Sampling rate 0 3dB Analogue Output THD N 0 005 Analogue Output SNR 112dB Dimension 245 130 55MM
10. t speed operation capacitors with 1A current output capacity whose output voltage enough to drive 300ohm impedance headphone Q192 is designed with Pre amplifier function In front panel there is a switch to choose FIX or ADJ option In ADJ option user can change volume through turning the rotary switch while in Fix option the volume is fixed Power is the basic element to ensures a nice sound performance Q192 transformer is military Bingzi full seal low noise and low magnet leak version It uses independent digital and analogue winding 12 schottky rectifier Nichicon FG capacitors and 15 groups of independent regulator power ensures good power quality Q192 aluminum chassis is produced by precise CNC tooling machine Upper cover and bottom chassis mutual bit structure design provides Q192 with stable heat well control its sympathetic vibration and well fields the RFI EMI Features Standard Coaxial USB input support 192KHz 24bit Coaxial digital output USB Asynchronous transmission with 3X Clock Structure design 3 independent clocks respectively control the USB data transfer 44 1KHz multiple and 48KHz multiple signal transfer reduce Jitter to undetectable level x Dedicated USB driver program guarantees more stable and more compatible Support Pre amplifier function output level can be fixed at 2Vrms or be adjustable Current Mode headphone Amplification 500KHz wide band l
Download Pdf Manuals
Related Search