「Audio Test Solution」修訂間的差異

出自ITTS
跳至導覽 跳至搜尋
 
(未顯示同一使用者於中間所作的 15 次修訂)
行 3: 行 3:
 
* Own Audio Software
 
* Own Audio Software
 
* test items
 
* test items
** Audio THD  
+
** Audio THD (wiki:  [https://zh.wikipedia.org/wiki/%E6%80%BB%E8%B0%90%E6%B3%A2%E5%A4%B1%E7%9C%9F 总谐波失真(total harmonic distortion, THD)] )
** Audio Frequency Response
+
** Audio Frequency Response ( wiki: [https://zh.wikipedia.org/wiki/%E9%A2%91%E7%8E%87%E5%93%8D%E5%BA%94 频率响应])
** Audio dBFS
+
** Audio dBFS (wiki:  [https://en.wikipedia.org/wiki/DBFS DBFS]) , [[dBFS]]
* [https://www.minidsp.com/products/acoustic-measurement/umik-1 microphone hardware]
+
 
 +
* UMIK-1
 +
** [https://www.minidsp.com/products/acoustic-measurement/umik-1 microphone hardware]
 +
*** according to umik-1's serial number to download calibration file form link above.
 +
** [https://www.youtube.com/watch?v=FPHWZfRhlEU Youtube UMIK-1 introduce]
 +
** retail price ~=100USD
 +
 
 +
* Omnimic V2
 +
** [https://www.daytonaudio.com/product/1052/omnimic-v2-precision-measurement-system Omnimic-v2]
 +
*** according to Omnimic's serial number to download calibration file form link above.
 +
** [https://www.youtube.com/watch?v=-WyW7S6u1FI YouTube review: Omnimic-v2 V.S. UMIK-1]
 +
** retail price ~=300USD
 +
 
 +
* Test Application Recommand test software:
 +
** REW https://www.roomeqwizard.com/  suitable for calibrated microphone
 +
*** REW software can recognize both mic device, provide calibration file to this AP once the AP  recognize device available.
 +
** VA  common audio spectrum analyzer  http://www.sillanumsoft.org/download.htm

於 2020年11月13日 (五) 11:45 的最新修訂

Audio quality test solution[編輯]