Audalytic AH90 User Manual

Streamer & dac & headphone-amplifier

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AH90

Streamer& DAC& Headphone-amplifier

User Manual

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Summary of Contents for Audalytic AH90

Page 1 AH90 Streamer& DAC& Headphone-amplifier User Manual...
Page 2 About MQA MQA stands for Master Quality Authenticated. Using pioneering scientific research into how people hear, MQA's award-winning technology captures and authenticates the sound of the original master recording, and packages it for efficient streaming and storage. When playing MQA streams, "MQA", "MQA." or "OFS" will be displayed on screen. "MQA": A regular MQA file is guaranteed to match the source material when played back on a device with an MQA decoder.
Page 3: Table Of Contents
Contents About MQA ....................................- 1 - Front Panel ....................................- 3 - Back Panel ....................................- 4 - Screen and menu ..................................- 5 - Screen ..................................- 5 - Input .................................... - 5 - Volume ..................................- 5 - Menu ...................................
Page 4: Front Panel
Front Panel 1. Power button 2. Screen: Input Chanel, format, rate and volume. 3. Single-end: 6.35mm 4. Balanced: 4.4mm 5. The knob: Long press to enter/exit menu. Rotate in menu to select and adjust volume in main page. - 3 -...
Page 5: Back Panel
Back Panel - 4 -...
Page 6: Screen And Menu
COAX2—OPT—USB—LAN. 3. Volume In main page, rotate the knob to adjust AH90’s volume. There are 80 steps of digital volume from 00 to 80. When the volume position is at 80 and then increase the volume to enter the fixed output mode (volume bypass), the volume position displays FIXED.
Page 7: Menu
4. Menu In the main screen, long press the knob to enter the setting menu. In this state, rotate the knob to switch up and down the menu items you want to modify the settings, the middle button is used to adjust the currently selected menu options, when the screen is in the setting menu, long press the knob again will return to the main page.
Page 8 1) FILTER： The AH90 uses 6 types of AKM's built-in high-performance PCM filters: SHARP Sharp Roll-off (Default) SLOW Slow Roll-off SD SHARP Short Delay Sharp Roll-off SD SLOW Short Delay Slow Roll-off SUPER SLOW Super Slow Roll-off (NOS-like) LOW-D SHORT Low Dispersion Short Delay Filter 2) AMP GAIN: The amplifier features two gain options.
Page 9 When set to HP ONLY, the line-out does not output whether headphones are plugged in or not. When set to LINE ONLY, the headphone output does not output whether headphones are plugged in or not. ******* For safety, the output volume is automatically reduced to 30 when the option is adjusted. 4) PHASE: NON-inverted：...
Page 10 Enter – Press the knob to enter the mode Exit – Press the power button, or unplug and plug back in to exit this mode. In this mode the AH90 USB-C port will become a card reader and can write directly to the AH90 internal firmware storage.
Page 11: Remote
④ Menu: enter/exit menu ⑤ Return: Returns to the main screen display. ⑥ Volume minus: when the AH90 is in the main screen display, press this key to reduce the volume of the output. - 10 -...
Page 12 ⑦ Volume Plus: When the AH90 is in the main screen display, press this key to increase the volume of the output. ⑧ Mute: Mute/unmute Attention: ●The operating distance varies depending on the angle ●If there is an object between the remote control and the sensor, it may not operate properly ●If the remote control will not be used for a long period of time (one month or more), remove the batteries...
Page 13: Specifications
Specifications Input COAX/OPT: PCM 16-24bit/44.1-192KHz; DSD DOP64 USB/LAN: PCM 16-32bit/44.1-768KHz; DSD DoP64-DOP256; NATIVE DSD DSD64-DSD512 OS support: Windows 7~11 32/64bit, macOS, Linux Output Line-out Frequency Response: 20-20kHz /+-0.2dB Sharp Roll-off Dynamic range： >127dB Signal-to-noise ratio：>126dB Crosstalk：-125dB @ 1kHz THD+N：<=0.0001% @1kHz IMD：...
Page 14 Crosstalk：-125dB @ 1kHz THD+N：<=0.0001% @1kHz IMD： ≈0.001% @ -1dbfs 6.35: 2Vrms (Low gain) 4Vrms (High gain) output impedance 2.3Ω 4.4 : 4Vrms (Low gain) 8Vrms (High gain) output impedance 4.6Ω Output power: 1000mW max (4.4 balanced port, 64 ohm or lower impedance headphones) Others Power Supply: AC 115V/230V 50/60Hz Power Consumption<20W...
Page 15 Power (balanced port) vs Impedance Power (single-end) vs Impedance - 14 -...
Page 16: Product Warranty
Free Warranty Service AUDALYTIC AH90 from the purchasing date in the free warranty period, the user uses the product in normal, and the product fails due to component quality or manufacturing problems.
Page 17 Beyond the warranty period, such as an individual component damage, appearance due to human damage, firmware modifications lead to unable to work by unauthorized users. AUDALYTIC commits to take reasonable maintenance fees (except large area components or circuit board burned beyond repair). Freight and maintenance costs, material costs are required the user to bear.