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Daqarta for DOS
(Legacy systems only)

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Daqarta
Data AcQuisition And Real-Time Analysis
Scope - Spectrum - Spectrogram - Signal Generator
Software for Windows
Science with your Sound Card!
Daqarta Wave Averager Screen Images

[Daqarta Noisy Waveform (48K image)]

Daqarta Generator 440 Hz sine wave at 10% level buried in white noise at 90% level. Triggered with Gen Sync on the sine wave.

Below is the same signal after 512 frames of synchronous waveform averaging. The sine wave is clearly visible:

[Daqarta Averaged Waveform (41K image)]

Applications:

Frequency response

Distortion measurement

Speech and music

Microphone calibration

Loudspeaker test

Musical instrument tuning

Animal sound

Evoked potentials

Rotating machinery

Vehicle pass-by noise

Product test

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