stute.x1A Audio Analyzer
stute.x1A Audio Analyzer
New stute.x1A
V1.6
Slider

Application

  • Easy to use and touch friendly user interface
  • Check and optimize your loudspeaker box
  • Find the right loudspeaker chassis for your audio project
  • Check your audio crossover cut-over frequency & slope
  • Test the impedance EQ circuit
  • Verify the tuning of the bass reflex port
  • Test the frequency response of your audio amplifier
  • Check tone/equalizer settings
  • Display frequency spectrum and detect signal distortion (k2..k7)

Key features

  • Accurate and high repeatability measurements
  • Excellent acoustical low frequency measurement 
  • No time gate/window settings needed for acoustical meas.
  • Auto level adjustment for best performance 
  • SPL correct acoustical measurement
  • Efficient cursor functions to analyze your measurements
  • Frequency measurement range up to 47kHz
  • Signal generator included
  • Comfortable scalable multi-channel xy screen with mathematics
  • ASIO and WDM driver support
  • Microphone correction   

 

Example impedance Z measurement

Check loudspeaker chassis or loudspeaker box impedance diagram, bassreflex port tuning, enclosure calculation,...

x1a Z 350

 

stutex1a Z xy

Example STEREO audio amplifier check

Check amplifier (audio power amplifier, mic. amplifier,...) frequency response or tone control or EQ function 

Messung AA

stute x1A xy cursor

Example acoustical measurement 

Check of acoustical frequency response of a loudspeaker chassis or loudspeaker box, acoustical audio filter function (e.g. measurement of the mid-range speaker with filter),... 

x1a acoustic 350

stutex1a ampla xy

Example audio crossover check

Check of audio filter passive or active (slope, frequency range, cut-off frequency, gain), impedance influence for passive filter,...  

x1a crossover 350

stutex1A xy filter frequ

stutex1a ampla

Analyzer module

  • Acoustical noise measurement with sliding bandpass for exellent results
  • Electrical frequency response via sine signal
  • Impedance Z measurement (check bassreflex port tuning or loudspeaker Z diagram)
  • FFT spectrum analysis incl. signal distortion k2..k7
  • Frequency range up to 47kHz
  • Signal generator for all measurements included
  • Comfortable measurement handling: Internal data memory holds parallel 2x6 frequency responses 
  • Acoustical SPL correct measurement (2.83V@1m)
  • Auto-Level adjustment for acoustical measurements
  • Microphone correction 
  • Presets for your preferred frequency ranges
  • ASIO and WDM audio interface driver support
  • ...

XY screen

  • Multi-channel screen (up to 6 channels in one screen)
  • Extra cursor screen with cursor 1, 2, 2-1, x- y- axis cursor incl. readout
  • Smoothing function
  • Zoom 
  • Mathematic functions
  • Saleable screen szie
  • 2 y-axis, lin/log x-axis
  • Text input per XY channel
  • Diagram auto-scale functions
  • Diagram copy & paste
  • Copy diagram to clipboard
  • ….

stutex1A xy z frequ

Our set for a quick start

The bundle includes the software stute.x1A, a high resolution USB audio interface, a measurement microphone with XLR cable and the stute.x1S PCBA adapter.

stutex1A bundle    

 

 

FFT spectrum analysis (acoustical or electrical)

Sine signal analysis 

stutex1A xy fft

information

 

System requirements

  • MS Windows 7, 8, 10 (32 & 64 bit), MS-Windows 10 recommeded
  • Audio interface with headphone output, stereo line input and microphone input. Level of inputs and outputs adjustable. Supported driver ASIO and Windows WDM. Recommendation Focusrite 2i2 or Behringer UMC202HD
  • Sample rate 44.1kHz, 48kHz, 96kHz
  • Microphone for acoustical measurement, like Behringer ECM 8000.
  • Simple interface for electrical / Z measurement (see schematic...)
  • Processor i3 1.5GHz or above
  • Screen resolution min. 1024x768 pixel
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