GSI 61 AUDIOMETER SERVICE MANUAL PDF

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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The screening test typically takes minutes to complete.

GSI 61 – Grason-Stadler – PDF Catalogs | Technical Documentation

The channel turns off immediately when the bar is released. Pass the microphone plug through the grommet hole in the jack panel and connect directly to the talk back microphone jack on the GSI 61 rear panel R3. Periodic Checks The routine maintenance checks described below may point to the source of some instrument problems. Save This pushbutton, when pressed, saves the current dB HL level representing the threshold level, and effective masking level if manuall, transducers and routing.

Consult your software dealer for more information or assistance.

Grason-Stadler GSI 61 Manual Rev B

When this occurs, present more words for each 2 dB step. The max and higher level can however never be set to a level lower that 10 dB above the lowest test level.

To double check a possible problem with the audiometer, check the speech level with live voice through the Mic. Thanks to nearly 60 years of experience in the audiological industry, you can count on Grason-Stadler to deliver all those things and more.

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Page 12 and page The Allegro offers quick and easy testing with a familiar four button navigation.

If the tone becomes inaudible before the minute criteria is met, without interrupting the tone presentation, raise the intensity in 5 dB steps until the tone is heard for a serviice minute. Input records do not contain a checksum.

Ausiometer setting allows the operator to have contact with the patient, especially a young child, without the need to select Talk Forward. HL threshold values are transmitted as hexadecimal values scaled by 2.

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Skip to main content. If the error persists, contact an authorized Grason-Stadler service representative.

Gsi 61 audiometer service manual pdf – Google Docs

The timer starts when the Start pushbutton is pressed. The patient is placed before the talk back microphone and asked to read the text.

The presentations of servjce spondees are alternated from ear to ear. The protective action must not be negated by the use of an extension cord without a protective conductor. The signal is manually alternated from frequency to frequency. The GSI 61 has the optional capability of printing the stored audiogram data or of sending the data to a remote computer through an RS or USB interface.

With the frequency Hz set to Srevice, the Hearing Level set at 40 dB HL and the bone vibrator positioned properly, the tone should be clearly audible to a person with a hearing loss not in excess of 25 dB. Flex the cord next to the plug at both ends of each earphone. Check also that all cords from the transducers, handswitch if usedand printer fit securely in their receptacles on the rear and side panels. Not tested frequency If a frequency has not been tested, the corresponding position in the string is empty filled with space characters.

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Obtain an aided Speech Reception Threshold in the sound field room with the patient wearing the hearing aid to be evaluated. The scorer is displayed in the test status area of the Status screen. In versions prior to 4. Don’t have an account?

These settings are read on power up and the hardware is initialized appropriately. Obtain an aided Speech Reception Threshold in the sound field room with the patient wearing the hearing aid to be evaluated. After initialisation, the instrument will remain idle with all controls active and the display will automatically change to show: The levels given in this table has been added to the Reference equivalent threshold sound pressure levels according to ISO A lapel clip and a 10 foot coiled cord with a quick disconnect are included.

ON enables the users to enter a patient ID number via the internal keypad. All internal and external hardware components of the microprocessor system will be initialised for the required type of operation.