The GSI 61 is the versatile, two-channel clinical audiometer from the most respected name in the audiologic industry — Grason-Stadler. With its state-of-the -art. GSI 61™. CLINICAL AUDIOMETER. Product. Specifications. General Specifications. • ”(W) x ”(D) x ”(H) (LCD raised). • Height with LCD. GSI 61 ™ CLINICAL TWO-CHANNEL AUDIOMETER Configure Your Own Audiometric System Thanks to all the options available with the GSI 61, you can.
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Tone alternating between Channel 1 and Channel 2: When Ext A or Ext B is selected on one channel, Speech Noise automatically sevrice to the opposite channel if the stimulus type on the opposite channel is not compatible with Ext A or Ext B. This person or group of persons should have a known stable audiometric curve that does not exceed 25 dB HL at any frequency.
Grason-Stadler GSI 61 Manual Rev B
This ordinate is incremented every 10 dB, starting at dB and ending at dB. The software does additional deglitching. B Chapter 6 – Remote Options Rev. Eliminate all obstructions, such as glasses, hair, or hearing aid, between the earphone and the servicd. The Interrupt button should be selected for automatic presentation of the tone.
Using either live voice or recorded speech, present the standardized word lists W-1 and W-2 Appendix 1 in the guidetesting the better ear first. B Contains the instrument type and software version information. Turn off the power to the GSI61 and wait 30 seconds.
In the above figure, the x axis audiomrter labeled Left Ear or Right Ear Frequency Hz and is marked at the octave intervals of: If the instrument appears to have suffered mechanical damage, notify the carrier immediately so that a proper claim can be made. Contact a GSI representative for additional information. Using earphones or speakers in a sound field, establish a recorded binaural spondee threshold SRT. Present 1 dB increments at increasingly higher sensation levels to audiometter ears.
On delivery the GSI are set to unless otherwise is specified when ordering: In addition to a choice of color or black-and-white, a choice of separate left servce right or overlaid left and right audiograms is provided.
GSI 61 USER MANUAL Pdf Download.
X Used for special functions and in the set-up menu. Open the catalog to page 5. Note that in versions prior to 4. When tracking is selected, it is possible to manually change the intensity of Channel 2 to alter the dB difference between the two channels without deselecting Tracking.
The location should be near a grounded electrical outlet which is needed to audiomeeter the GSI 61 power cord. Additionally, the GSI 61 can be connected to a servoce computer for managing patient records. Insert phones might be used in these cases. If more than one examination is stored, each examination is on a separate row.
Try the same combination on the alternate channel. Present a word list from the CD player at 40 dB. Handle earphones, bone vibrator, and insert earphones with care. This will erase all patient data from the internal memory except in version 2. If periodic checks are also desired, the tables in this section provide the SPL values per frequency for each transducer.
Pressing Clear while the timer is running is invalid. ON enables the users to enter a patient ID number via the internal keypad.
Page 44 Connect the optional speaker cable to the connector marked Speaker on the rear of the GSI Masking noise can cause confusion and interferes with the ability to judge the loudness of signals. The flexibility of the GSI 61 allows for preference choices in test setup and operations.
Repeat the sections on Patient Familiarization and Threshold Determination for each tone setting in the following order: Pass the other ends of the cable through the grommet holes in the control panel of the sound room. Mount the speakers in the corners of the sound room.