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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 Screen Image Index

Click images for enlargements and descriptions:
[Speech Sgram1 Thumb] [Speech Sgram2 Thumb]
Speech spectrograms show individual syllables, glottal pulses, harmonics, etc.


[Raw Thumb] [Wave Avg Thumb]
Waveform averaging recovers a sine wave buried in noise.


[Histogram Thumb] Histogram of Gaussian Noise amplitude distribution, 1024 frames of 1024 samples each, for 1048576 total samples.


[Sound Level Mtr Thumb] Floating resizeable Sound Level Meter, with Weighting and Response control dialogs, Continuous Peak Hold, and adjustable decimal places.


[Voltmeter Thumb] Floating resizeable Voltmeter, with True RMS, Pk-Pk, Pos/Neg peaks, dB, dB Ref, Continuous Peak Hold, adjustable decimal places and time constant.


[Freq Counter Thumb] Floating resizeable Frequency Counter, with Fast/Med/Slow update rates, high-resolution Hertz and msec modes, Total, SpecTot, and adjustable decimal places.
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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INTERSTELLAR RESEARCH:
25 Years of Innovative Instrumentation
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