價格：免費
更新日期：2014-06-25
檔案大小：2.1M
目前版本：1.28
版本需求：Android 2.3 以上版本
官方網站：http://www.idroidbot.com/
Email：idroidbot@gmail.com
聯絡地址：Virginia
☆ New feature added for wireless microphone
** In order to utilize your device as a wireless microphone you must install our free app: Wireless Mic
ISpectral is a fast and accurate real-time FFT ( or RTA) analyzer that displays spectrum waveform from microphone audio. The app stores a 10 second window history for in depth analysis. If you are an engineer professional, engineering students, oceanographer, bird watching enthusiast, musician, pianist, guitar and speaker tuning, or interested in signal processing.
Features:
☆ Two zooming methods: Pinch to Zoom and One-hand Zoom .
☆ Can load or export .WAV file to .csv file.
☆ Has bin resolution of 1 hz or max FFT size of 44100Hz
☆ Can be Linear or Logarithmic scale
☆ Matlab like color-maps, 17 total.
☆ Does variable data overlap of 90%, 80%, 75% and 50%
☆ Digital Filter: Low-pass, High-pass and Band-pass Filter
☆ Eight classic Windowing method such as: Hanning, Hann, Gaussian, Blackman...etc
☆ Select-able microphone input for external mic.
☆ Has Max Hold the high waveform for comparing to current wave.
☆ Is calibrated to work with device orientation. Default is landscape mode.
☆ Has a max frequency indicator that give the high signal amplitude shown on screen
☆ Graph has the capabilities to auto scale.
☆ Zoom in or out for viewing data at high resolutions.
☆ Signal conditioning such as averaging or setting data threshold trigger.
☆ Can trigger based on SPL for time or frequency mode.
☆ The ability to take screen capture and send email
☆ Able to adjust color intensity display to filter certain amplitude
☆ And many more features!
