Computerized speech lab is pentax instrument used to record and analyze speech samples,csl4500 is available as a box unit with microphone and stand alone speaker.The intended use of the csl4500 is used for the.recording and display of.Christie parameters of speech and voice signals for linguistic forensic and communication sciences applications.This equipment is used primarily.Early for visual queuing with voice motor speech fluency and articulation clients, and is not considered a diagnostic tool.Patient contact is limited to a microphone.Frequency of use is usually once per week.It is used by trained personnel and other communications specialists.The first window on Top is the capture window, which will display your recorded signal.The window below is used to analyze the captured signal, for example, viewing the captured signal as a spectrogram on Top. The tool bar provides buttons to open new windows, saved files to save your current recordings, print your wave forms or spectra grams,as well as to select portions of your recordings, compute data from them,and to record and playback your recording to record a new signal.Either use the blank window provided when you open csl,or select file from the menu in click reset user configuration.The red button on the tool bar will begin recording your signal.F12, will also start recording.Be sure the.Or button on the csl.Boxes on.And your mic is plugged in.the waveform will appear as it is reporting as well as the sound level at the bottom of the capture window When you're finished click the stop button next to the sound level to select a portion of your.Shift and drag your cursor across the portion. You would like to highlight to simply move the red selection cursor click on the point of the signal the green arrow on the tool bar will play back your signal,the green arrow with blue bars around it will play back a selected portion.A number of useful analyses can be done on your recorded signal using the analyze menu.After according your signal, go to analysis.A spectrogram can be generated by clicking spectrogram.You can either analyze all or a selected portion of your signal to clear any window select the window to view formants. Go to analysis the formant history.This will overlay traced formats across the spectrogram previously generated to view a numerical result of the form and select to produce numerical results from the analysis menu,or click the corresponding button on the tool bar .This Information can be saved or printed for clinical use.Similarly pitch can be overlaid on the spectrogram by selecting pitch contour from the analysis menu.To view statistics results of the pitch analysis results of the page announces slacks,computer results stantistics from the announcement manual or click the corresponding button on the tool bar.