background image

 

 

 

miniDSP Ltd, Hong Kong / 

www.minidsp.com

 / Features and specifications subject to change without prior notice

 

 

UMA-8-SP 

USB

 MICROPHONE ARRAY WITH EMBEDDED 

DSP

 

AND 

S

TEREO 

D

IGITAL 

A

MPLIFIER

 

User Manual 

 
 

 
 

Compatible AI 

assistants

 

Steady state noise is 

attenuated by noise 

reduction algorithm

 

Beamforming DSP 

isolates voice vs 

background noise

 

USB Audio  

(7ch raw OR 

2ch DSP mode)

 

2x15Wrms  

Amplifier out

 

Содержание UMA-8-SP

Страница 1: ...or notice 1 UMA 8 SP USB MICROPHONE ARRAY WITH EMBEDDED DSP AND STEREO DIGITAL AMPLIFIER User Manual Compatible AI assistants Steady state noise is attenuated by noise reduction algorithm Beamforming...

Страница 2: ...ng Kong www minidsp com Features and specifications subject to change without prior notice 2 Revision history Revision Description Date 1 0 First public release 12 June 2018 1 1 Adding DOA USB API 14...

Страница 3: ...age notes 8 2 6 DSP settings parameters 9 3 Driver Installation and Configuration Windows 12 3 1 Installation 12 3 1 1 Download the latest driver 12 3 1 2 Connect your UMA 8 SP 12 3 1 3 USB Driver ins...

Страница 4: ...operate and use this product as incorrect use or use beyond the parameters and ways recommended in this manual have the potential to cause damage to your audio system Please also note that many of th...

Страница 5: ...or an experienced radio TV technician for help Notice Shielded interface cable must be used in order to comply with emission limits Notice Changes or modification not expressly approved by the party r...

Страница 6: ...ferencing unit From DIYers to OEM this pocket size platform is engineered for flexibility in firmware software and hardware Feel free to contact miniDSP on how we can help kickstart your new project T...

Страница 7: ...ng through the board and SW1 2 3 4 must be at the top for correct microphone pickup J3 1 I2S_OUT_0 J3 2 I2S_IN_0 J3 3 I2S_OUT_1 J3 4 I2S_IN_1 J3 5 I2S_OUT_2 J3 6 I2S_IN_2 J3 7 I2S_OUT_3 J3 8 I2S_OUT_4...

Страница 8: ...nection of I O circuitry via I2S The pinouts are shown in Table 1 In the current firmware none of the I2S in out are enabled 2 4 DIGITAL AUDIO AMPLIFIER OUTPUTS The onboard stereo digital audio amplif...

Страница 9: ...and digital grounds separated Ensure that the clock ratios as listed in Table 2 are compatible with connected circuits 3 3V logic level All lines use a 3 3V logic level Ensure that connected circuits...

Страница 10: ...miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 10...

Страница 11: ...miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without prior notice 11...

Страница 12: ...y series heading and unzip the folder on your PC NOTE If you purchased this item from a dealer or someone else purchased the product for you and you currently don t have access to the userdownloads se...

Страница 13: ...below 3 2 1 Format This panel selects the input and output data format 3 2 2 Buffer settings The buffer settings are for those looking to optimize buffering and latency settings Note that changing th...

Страница 14: ...X has native support for USB Audio class 2 0 devices so no driver installation is required The UMA 8 SP will automatically be detected by Mac OS X as a compliant multichannel USB audio interface 4 2...

Страница 15: ...r Linux due to the large number of distributions we know from experience that the UMA 8 SP is Plug Play with Alsa 2 0 drivers For more information support on ALSA driver please consult ALSA project 5...

Страница 16: ...x1C some USB library can be used to connect to this device and send receive commands to from it 6 1 2 Voice Activated Detection VAD Direction Of Arrival DOA When voice is detected VAD active or the di...

Страница 17: ...to 20dB attenuation De reverb up to 20dB attenuation UAC2 0 drivers Driverless interface for Mac OS X v10 6 4 and up Thesycon Windows ASIO driver All versions Linux Alsa 2 0 compliant Resolution Samp...

Страница 18: ...oad and install the latest version of the Mic Array plugin from the User Downloads section of the miniDSP website DO NOT DISCONNECT THE USB CABLE OR POWER FROM THE UMA 8 SP WHILE FIRMWARE UPGRADE IS I...

Страница 19: ...that the upgrade completed successfully 8 Click on Exit 9 That s it You re done You can now use your UMA8SP with the new functionality 7 3 OBTAINING SUPPORT 1 Check the forums on miniDSP com to see i...

Отзывы: