Page 2 - Table of Contents
0611 RM500SL User’s Guide Version 2.8 Page 2 Table of Contents 1 About RM500SL ................................................................................................................. 6 1.1 Section overview .......................................................................................
Page 6 - The Audioscan; This section provides a listing of features
0611 RM500SL User’s Guide Version 2.8 Page 6 The Audioscan ® RM500SL User’s Guide Version 2.8 1 About RM500SL 1.1 Section overview FastFacts 1.1: RM500SL Help topics This section provides a listing of features new in this software release , instructions for accessing the electronic User’s Guide , co...
Page 8 - The; Email; or; This warranty does not apply to battery substitutes (pills); Audioscan, Verifit, Speechmap and Quikscan are registered
0611 RM500SL User’s Guide Version 2.8 Page 8 1.4 Warranty, Trademarks, Acknowledgements FastFacts 1.4: Warranty, trademarks, acknowledgements The Audioscan RM500SL is manufactured by Etymonic Design Inc., 41 Byron Ave., Dorchester, Ontario, Canada N0L 1G0. Phone: 800-265-2093 (USA only); 519-268-331...
Page 9 - Notices for the European Community
0611 RM500SL User’s Guide Version 2.8 Page 9 1.5 Notices for the European Community FastFacts 1.5: Notices for the European Community 1.6 Declaration of EMC compliance for the European Community FastFacts 1.6: Declaration of EMC compliance for the European Community The compliances listed in the fol...
Page 10 - RM500SL User’s Guide Version 2.8; Getting Started; the
0611 RM500SL User’s Guide Version 2.8 Page 10 2 Getting Started 2.1 Section overview FastFacts 2.1: Getting started 2.2 Unpacking and connecting FastFacts 2.2: Unpacking and connecting This section provides help on unpacking the RM500SL and connecting various components and accessories. Note that ba...
Page 11 - Microphone connection
0611 RM500SL User’s Guide Version 2.8 Page 11 2.3 Microphone connection FastFacts 2.3: Microphone connection 1) Plug the reference microphone and the coupler microphone into the connectors in the test chamber as shown. 2) Plug the probe microphone assembly into the probe connector located at the lef...
Page 12 - when performing hearing instrument tests.
0611 RM500SL User’s Guide Version 2.8 Page 12 2.4 Microphone care FastFacts 2.4: Microphone care 2.5 Battery pill use and care FastFacts 2.5: Battery pill use and care Coupler microphone: 1) DO NOT twist the cable when attaching a coupler to the coupler microphone. Turn only the coupler or unplug th...
Page 13 - The RM500SL may be operated from the; mouse; may also be used to enter headers and comments on printouts: See; barcode scanner; may be connected to the USB port to enter
0611 RM500SL User’s Guide Version 2.8 Page 13 2.6 Mouse, keyboard, barcode scanner FastFacts 2.6: Mouse, keyboard, barcode scanner The RM500SL may be operated from the built-in keypad , a USB mouse (not included) or a standard USB computer (QWERTY) keyboard (not included), which may also be used to ...
Page 14 - External printer, auxiliary audio outputs; General Operation; Section overview; : Program memory removal and replacement; external printer; may be connected to the the USB port. It may be color or; must be PCL3, PCL5 or PostScript compatible; external printer must first be selected in Setup. See
0611 RM500SL User’s Guide Version 2.8 Page 14 2.7 External printer, auxiliary audio outputs FastFacts 2.7: External printer, auxiliary audio outputs 3 General Operation 3.1 Section overview FastFacts 3.1: General operation The RM500SL is operated by using the built-in keypad, a USB QWERTY keyboard (...
Page 16 - Barcode data input; In; Speechmap; and; Insertion gain; tests, audiometric data in barcode form on a
0611 RM500SL User’s Guide Version 2.8 Page 16 3.3 Barcode data input FastFacts 3.3: Barcode data input In Speechmap and Insertion gain tests, audiometric data in barcode form on a RM500SL or Verifit printout may be entered by scanning the appropriate barcode. In Speechmap, threshold, UCL, RECD, tran...
Page 17 - Keypad keys; Move across screen columns.; Arrows; Move within a screen column.
0611 RM500SL User’s Guide Version 2.8 Page 17 3.4 Keypad keys FastFacts 3.4: Keypad keys Keypad Button Function <Help> Summon context-sensitive Help Screen. <Setup> Summon Setup Menu containing a list of RM500SL features that can be modified. Any modifications made will be maintained aft...
Page 20 - Software updating; General Setup
0611 RM500SL User’s Guide Version 2.8 Page 20 3.8 Software updating FastFacts 3.8: Software updating 4 General Setup 4.1 Section overview FastFacts 4.1: General setup 4.2 Date and time setup FastFacts 4.2: Date and time setup To set the date and time that appears on printouts and calibration screens...
Page 21 - Display settings; To change display settings:; screen saver timing; To change the; background color; of the graphic display on the various test
0611 RM500SL User’s Guide Version 2.8 Page 21 4.3 Display settings FastFacts 4.3: Display settings 4.4 Saving test setup FastFacts 4.4: Saving test setup This feature sets the screen saver timing and the background color used on the graphic test displays. The screen saver blanks the screen after 60,...
Page 22 - Networking; : Printing and Storing Results; This section covers the following topics:
0611 RM500SL User’s Guide Version 2.8 Page 22 5 Networking 5.1 Section overview FastFacts 5.1: Networking 5.2 Networking requirements FastFacts 5.2: Networking requirements The RM500SL may be connected to a network using a Cat 5, RJ-45 cable. The network connector is next to the serial number label ...
Page 23 - Networking setup; Check
0611 RM500SL User’s Guide Version 2.8 Page 23 5.3 Networking setup FastFacts 5.3: Networking setup Check 5.2: Networking requirements and connect the RM500SL to your network. 1) Press <Setup> then highlight and <PICK> [Network] 2) In the Network poster, highlight and <PICK> [Enable...
Page 24 - Single computer connection; Right click Local Area Network Connection & select Properties.
0611 RM500SL User’s Guide Version 2.8 Page 24 5.4 Single computer connection FastFacts 5.4: Single computer connection The computer must be running Windows 95 or higher, with a functioning network card connected to one port on a Ethernet network hub or switch . Connect a Cat 5, RJ-45 cable from a hu...
Page 25 - Printing and Storing Results; Pressing will cause the current screen image to be; printed; on the internal; saved; to file on a USB memory stick, or a Windows-
0611 RM500SL User’s Guide Version 2.8 Page 25 6 Printing and Storing Results 6.1 Section overview FastFacts 6.1: Printing and storing results Pressing <Print> will cause the current screen image to be printed on the internal printer, on an external local printer, on a network printer, on a Win...
Page 26 - Internal printer paper loading
0611 RM500SL User’s Guide Version 2.8 Page 26 6.2 Internal printer paper loading FastFacts 6.2: Internal printer paper loading On-screen instructions on paper replacement are provided if you try to print to the internal printer when it is out of paper or when the paper lever has been raised. To load...
Page 27 - network file
0611 RM500SL User’s Guide Version 2.8 Page 27 6.3 Barcodes, headers and comments on printouts FastFacts 6.3: Barcodes, headers and comments on printouts 6.4 Local printer setup FastFacts 6.4: Local printer setup 1) Connect an external printer to the USB port. Only PCL3, PCL5 or PostScript compatable...
Page 28 - Printing to a USB memory stick
0611 RM500SL User’s Guide Version 2.8 Page 28 6.5 Printing to a USB memory stick FastFacts 6.5: Printing to a USB memory stick 1) Plug a USB memory stick into the USB port next to the product label on recessed panel. The RM500SL may be either on or off. 2) Press <Setup>, then highlight and <...
Page 29 - Network printer setup; . To print to a printer on a; Only PCL 3, PCL 5 or PostScript compatible printers; n Windows2003 Server you must add permission to allow
0611 RM500SL User’s Guide Version 2.8 Page 29 6.6 Network printer setup FastFacts 6.6: Network printer setup To print to a network printer or to a Windows-shared printer on the network, you must first enable networking. See section 5: Networking . To print to a printer on a Windows PC connected to a...
Page 30 - Printing to a network file
0611 RM500SL User’s Guide Version 2.8 Page 30 6.7 Printing to a network file FastFacts 6.7: Printing to a network file 6.8 Data storage to a network file FastFacts 6.8: Data storage to a network file All measurement data (curves) displayed at the end of the test are stored until overwritten by repet...
Page 31 - Hearing Instrument Tests Setup
0611 RM500SL User’s Guide Version 2.8 Page 31 7 Hearing Instrument Tests Setup 7.1 Section overview FastFacts 7.1: Hearing instrument tests setup 7.2 HIT A or B display FastFacts 7.2: HIT A or B display 7.3 Graph or table format FastFacts 7.3: Graph or table format 7.4 Output or gain scale FastFacts...
Page 32 - Hide or Show HIT curves
0611 RM500SL User’s Guide Version 2.8 Page 32 7.5 Hide or Show HIT curves FastFacts 7.5: Hide or Show HIT curves 7.6 1996 or 2003 ANSI standard FastFacts 7.6: 1996 or 2003 ANSI standard 7.7 ANSI test frequencies FastFacts 7.7: ANSI test frequencies On screens capable of showing more than one curve, ...
Page 33 - HIT calibration facts
0611 RM500SL User’s Guide Version 2.8 Page 33 7.8 HIT calibration facts FastFacts 7.8: HIT calibration facts HIT microphone calibration establishes a correction curve for the uncalibrated HIT reference microphone by comparison with the factory calibrated coupler microphone. It may be performed as of...
Page 34 - Calibration of HIT reference microphone; : Calibration check for coupler microphone
0611 RM500SL User’s Guide Version 2.8 Page 34 7.9 Calibration of HIT reference microphone FastFacts 7.9: Calibration of HIT reference microphone Remove any coupler from the coupler microphone before calibration. 1) Position the HIT reference microphone opening concentric with the coupler microphone ...
Page 35 - Calibration check for coupler microphone; Calibrate the HIT reference microphone. See
0611 RM500SL User’s Guide Version 2.8 Page 35 7.10 Calibration check for coupler microphone FastFacts 7.10: Calibration check for coupler microphone Accuracy of HIT measurements depends on the calibration of the coupler microphone. This should be checked regularly using a microphone calibrator with ...
Page 37 - Positioning the hearing instrument
0611 RM500SL User’s Guide Version 2.8 Page 37 7.12 Positioning the hearing instrument FastFacts 7.12: Positioning the hearing instrument 1) The hearing instrument should be coupled to the appropriate coupler and a battery or battery pill installed. See 7.11: Coupling the hearing instrument and 2.5: ...
Page 38 - ANSI S3.22 Hearing Aid Tests
0611 RM500SL User’s Guide Version 2.8 Page 38 8 ANSI S3.22 Hearing Aid Tests 8.1 Section overview FastFacts 8.1: ANSI S3.22 hearing aid tests 8.2 ANSI S3.22-1996 facts FastFacts 8.2: ANSI S3.22-1996 facts The RM500SL performs selected hearing instrument tests in accordance with ANSI S3.22-1996. This...
Page 39 - ANSI 1996 Linear and AGC tests; Refer to; ) Turn the instrument ON
0611 RM500SL User’s Guide Version 2.8 Page 39 8.3 ANSI S3.22-2003 facts FastFacts 8.3: ANSI S3.22-2003 facts 8.4 ANSI 1996 Linear and AGC tests FastFacts 8.4: ANSI 1996 Linear and AGC tests 1) Press <Tests>, then highlight and <PICK> [Linear] or [AGC]. 2) Highlight and <PICK> [Star...
Page 40 - ANSI 2003 Linear and AGC tests; AGC action (AGC off or threshold high, compression; maximum; AGC effect. If the manufacturer
0611 RM500SL User’s Guide Version 2.8 Page 40 8.5 ANSI 2003 Linear and AGC tests FastFacts 8.5: ANSI 2003 Linear and AGC tests 1) Press <Tests>, then highlight and <PICK> [Linear] or [AGC]. 2) Highlight and <PICK> [Start test]; test setup instructions will be displayed. 3) Refer to...
Page 41 - ANSI test results
0611 RM500SL User’s Guide Version 2.8 Page 41 8.6 ANSI test results FastFacts 8.6: ANSI test results In 1996 tests: Full-on average gain j is measured at 50 dB SPL, average gain at RTP k is usually (but not always) measured at 60 dB SPL and the frequency response l is run at 60 dB SPL for linear aid...
Page 42 - ANSI input-output curves; instrument; ) Turn the instrument ON
0611 RM500SL User’s Guide Version 2.8 Page 42 8.7 ANSI input-output curves FastFacts 8.7: ANSI input-output curves An input/output curve shows the output level of a hearing instrument as a function of input level and frequency. It is a steady-state pure-tone curve and does not reflect performance wi...
Page 45 - Telecoil test results; See
0611 RM500SL User’s Guide Version 2.8 Page 45 8.10 Telecoil test results FastFacts 8.10: Telecoil test results See 8.8: ANSI telecoil terminology for explanation of abbreviations. Note that the 2003 standard requires that the telecoil test be performed with the AGC set for minimum effect. See 8.3: A...
Page 46 - Other Hearing Instrument Tests; : Sound level meter using manual control
0611 RM500SL User’s Guide Version 2.8 Page 46 9 Other Hearing Instrument Tests 9.1 Section overview FastFacts 9.1: Other hearing instrument tests 9.2 Harmonic distortion FastFacts 9.2: Harmonic distortion In addition to the tests of ANSI S3.22, the RM500SL provides the following: Distortion : Harmon...
Page 47 - Multicurve procedure; Turn the instrument ON.; : Hearing Instrument Tests Setup
0611 RM500SL User’s Guide Version 2.8 Page 47 9.3 Multicurve procedure FastFacts 9.3: Multicurve procedure 9.4 Multicurve results FastFacts 9.4: Multicurve results Multicurve generates 1 to 4 output or gain response curves using either pink noise or swept pure tones at input levels ranging from 40 –...
Page 48 - Spectral analysis in Multicurve; Optional battery pills are required
0611 RM500SL User’s Guide Version 2.8 Page 48 9.5 Spectral analysis in Multicurve FastFacts 9.5: Spectral analysis in Multicurve 9.6 Battery drain test FastFacts 9.6: Battery drain test Selecting a stimulus level of 0 dB (off) in [Multicurve] presents a spectral analysis of the coupler microphone si...
Page 49 - Manual control procedure; octave frequency and at a selected input level from 40 to 90 dB (in
0611 RM500SL User’s Guide Version 2.8 Page 49 9.7 Manual control procedure FastFacts 9.7: Manual control procedure 9.8 Sound level meter using manual control FastFacts 9.8: Sound level meter using manual control Manual control displays the reference microphone SPL, the coupler microphone SPL, their ...
Page 50 - 0 Real-Ear Measurement Setup; ear canal for a given stimulus.
0611 RM500SL User’s Guide Version 2.8 Page 50 10 Real-Ear Measurement Setup 10.1 Section overview FastFacts 10.1: Real-ear measurement setup 10.2 REM calibration facts FastFacts 10.2: REM calibration facts For safe and effective operation, the Real-Ear Measurement (REM) system must be properly set u...
Page 51 - Calibration of REM probe microphone
0611 RM500SL User’s Guide Version 2.8 Page 51 10.3 Calibration of REM probe microphone FastFacts 10.3: Calibration of REM probe microphone Ensure the probe microphone assembly to be calibrated is plugged into the appropriate jack. See 2.3: Microphone connection and 10.2: REM calibration facts 1) Ope...
Page 52 - Calibration check for probe module; : Calibration of REM probe microphone
0611 RM500SL User’s Guide Version 2.8 Page 52 10.4 Calibration check for probe module FastFacts 10.4: Calibration check for probe module The calibration curve for the probe module is a comparison of the response of the probe microphone (with tube) to the response of the REM reference microphone. Any...
Page 53 - Max TM SPL setup
0611 RM500SL User’s Guide Version 2.8 Page 53 10.5 Max TM SPL setup FastFacts 10.5: Max TM SPL setup 10.6 ABR nHL to eHL setup FastFacts 10.6: ABR nHL to eHL setup The Max TM SPL safety feature allows you to set a limit on the SPL, measured by the probe microphone, above which a test terminates. The...
Page 54 - of the
0611 RM500SL User’s Guide Version 2.8 Page 54 10.7 Positioning the client FastFacts 10.7: Positioning the client 10.8 Positioning the probe tube FastFacts 10.8: Positioning the probe tube Sound reflections from nearby surfaces (including the operator) can cause large measurement errors. Room noise c...
Page 55 - 1 REM Screen Setup; Section overview; Most REM test screens may be viewed in graphic or tabular format.; Target gains are for speech-
0611 RM500SL User’s Guide Version 2.8 Page 55 11 REM Screen Setup 11.1 Section overview FastFacts 11.1: REM screen setup 11.2 REM right or left ear display FastFacts 11.2: REM right or left ear display 11.3 Graph, table or 2cc target format FastFacts 11.3: Graph, table or 2cc target format Most REM ...
Page 56 - 2 REM Manual Control
0611 RM500SL User’s Guide Version 2.8 Page 56 11.4 SPL or HL scale FastFacts 11.4: SPL or HL scale 11.5 Hide or show REM curves FastFacts 11.5: Hide or show REM curves 12 REM Manual Control 12.1 Section overview FastFacts 12.1: REM Manual Control In Speechmap and Insertion gain tests you may view re...
Page 57 - Manual control measurements
0611 RM500SL User’s Guide Version 2.8 Page 57 12.2 Manual control measurements FastFacts 12.2: Manual control measurements 12.3 Sound level meter using REM probe FastFacts 12.3: Sound level meter using REM probe The manual control feature enables the RM500SL to be used as a sound level meter to perf...
Page 58 - 3 Sensory Loss Simulator; Sensory loss simulator description; Listeners should be within 1m of the REM speaker and in a quiet room.
0611 RM500SL User’s Guide Version 2.8 Page 58 13 Sensory Loss Simulator 13.1 Sensory loss simulator description FastFacts 13.1: Sensory loss simulator description 13.2 Sensory loss simulator operation FastFacts 13.2: Sensory loss simulator operation A pure conductive loss attenuates loud and soft so...
Page 59 - 4 Occlusion Effect Test; Occlussion effect measurement
0611 RM500SL User’s Guide Version 2.8 Page 59 14 Occlusion Effect Test 14.1 Occlussion effect measurement FastFacts 14.1: Occlusion effect measurement 1) Refer to 10: Real-Ear Measurement Setup to prepare the system for use and for proper positioning of the client and the probe tube. 2) Insert the e...
Page 61 - RECD coupler response; Prepare the system for HIT tests. See; optional; RECD transducer
0611 RM500SL User’s Guide Version 2.8 Page 61 15.3 RECD coupler response FastFacts 15.3: RECD coupler response Prepare the system for HIT tests. See 2.3: Microphone connection , 7.9: Calibration of HIT reference microphone . Connect the optional RECD transducer to the RECD jack to the left of the te...
Page 62 - microphone; Allow the foam tip to fully expand in the ear.; in the low
0611 RM500SL User’s Guide Version 2.8 Page 62 15.4 RECD real-ear response FastFacts 15.4: RECD real-ear response Connect the RECD transducer to the RECD jack to the left of the test chamber. Prepare the system for REM tests. See 10.3: Calibration of REM probe microphone . 2) Press <Tests> then...
Page 63 - RECD coupler response
0611 RM500SL User’s Guide Version 2.8 Page 63 15.5 RECD results FastFacts 15.5: RECD results The RECD measurement screen shows the response of the RECD transducer in the real ear (pink) and in the 2cc coupler (green). The difference between these curves is the RECD (cyan). An age-appropriate average...
Page 64 - 6 Insertion Gain; Section overview
0611 RM500SL User’s Guide Version 2.8 Page 64 16 Insertion Gain 16.1 Section overview FastFacts 16.1: Insertion gain 16.2 Insertion gain in SPL FastFacts 16.2: Insertion gain in SPL Insertion gain is the difference between aided and unaided ear canal SPL (REIG = REAG - REUG). It inherently assumes a...
Page 65 - Insertion gain in HL; unaided threshold is a
0611 RM500SL User’s Guide Version 2.8 Page 65 16.3 Insertion gain in HL FastFacts 16.3: Insertion gain in HL See 10: Real-Ear Measurement Setup and 11: REM Screen Setup 1) Press <Tests>, then highlight & <PICK> [Insertion gain] from the REM tests list. 2) Highlight and <PICK> [...
Page 66 - scanner
0611 RM500SL User’s Guide Version 2.8 Page 66 16.4 Audiometric data entry FastFacts 16.4: Audiometric data entry Threshold data and parameters may be entered by scanning a barcode on a previous RM500SL or Verifit printout or manually using a mouse, the keypad or the numeric keypad on an external key...
Page 67 - REUR measurement procedure; Otherwise it is more accurate to use average. See
0611 RM500SL User’s Guide Version 2.8 Page 67 16.5 REUR measurement procedure FastFacts 16.5: REUR measurement procedure Performing a REUR test erases all existing REAR and REIG data for the current test ear. REUR should be measured only if Transducer = Soundfield . Otherwise it is more accurate to ...
Page 68 - REAR measurement procedure; See 16.7:SII calculation in Insertion gain
0611 RM500SL User’s Guide Version 2.8 Page 68 16.6 REAR measurement procedure FastFacts 16.6: REAR measurement procedure 1) Press <Tests>, then highlight and <PICK> [Insertion gain] from the REM list 2) Referring to 10: Real-Ear Measurement Setup and 11: REM Screen Setup , prepare the sy...
Page 69 - SII calculation in Insertion gain
0611 RM500SL User’s Guide Version 2.8 Page 69 16.7 SII calculation in Insertion gain FastFacts 16.7: SII calculation in Insertion gain The RM500SL calculates a Speech Intelligibility Index (SII) value (in %) for unaided speech at 70 dB SPL (REUR), the target REIG and for each aided test. The calcula...
Page 70 - 7 Speechmap ®; Section overview; Technical Details; presents hearing threshold, UCL and amplified speech spectra as; Related sections are
0611 RM500SL User’s Guide Version 2.8 Page 70 17 Speechmap ® 17.1 Section overview FastFacts 17.1: Speechmap 17.2 Speechmap facts FastFacts 17.2: Speechmap facts Speechmap is a trademarked hearing instrument fitting environment introduced by Audioscan in 1992. It presents hearing threshold, UCL and ...
Page 71 - This has resulted in changes to
0611 RM500SL User’s Guide Version 2.8 Page 71 17.3 DSL 5.0 in Speechmap FastFacts 17.3: DSL 5.0 in Speechmap The Desired Sensation Level (DSL) method is a systematic eardrum sound pressure level (SPLogram) approach to hearing instrument fitting that seeks to ensure amplified speech will be audible a...
Page 72 - The children’s LTASSa targets for 70 dB speech differ
0611 RM500SL User’s Guide Version 2.8 Page 72 17.4 DSL 5.0 changes FastFacts 17.4: DSL 5.0 changes 17.5 NAL-NL1 in Speechmap FastFacts 17.5: NAL-NL1 in Speechmap The NAL-NL1 procedure seeks to amplify speech such that all bands of speech are perceived with equal loudness while maximizing speech inte...
Page 73 - SII calculation in Speechmap
0611 RM500SL User’s Guide Version 2.8 Page 73 17.6 Using Speechmap FastFacts 17.6: Using Speechmap The Speechmap fitting environment provides a number of distinctly different stimuli. Speech and noise are analyzed in 1/3 octave bands and (except for pink noise) data are presented as 3 curves. The to...
Page 74 - Screen tour – unaided screen
0611 RM500SL User’s Guide Version 2.8 Page 74 17.7 Screen tour – unaided screen FastFacts 17.7: Screen tour – unaided screen 17.8 Screen tour - aided screen FastFacts 17.8: Screen tour - aided screen
Page 75 - For REM mode; review; Note that REM mode should be used for vented or open fittings.; Vent effects
0611 RM500SL User’s Guide Version 2.8 Page 75 17.9 REM or S-REM mode FastFacts 17.9: REM or S-REM mode The Speechmap environment provides two hearing instrument verification options: REM (real-ear measurement) and S-REM (simulated REM) . In REM mode, the stimulus is controlled by the REM reference m...
Page 76 - SII calculation in Speechmap
0611 RM500SL User’s Guide Version 2.8 Page 76 17.10 SII calculation in Speechmap FastFacts 17.10: SII calculation in Speechmap The RM500SL calculates a Speech Intelligibility Index (SII) value (in %) for unaided speech at 70 dB SPL and for each aided test. The calculations use the 1/3 octave band me...
Page 77 - 8 Speechmap Fitting Procedures; Section overview; To enter data from a barcode see; Measurement Setup
0611 RM500SL User’s Guide Version 2.8 Page 77 18 Speechmap Fitting Procedures 18.1 Section overview FastFacts 18.1: Speechmap fitting procedures 18.2 Assessment data entry FastFacts 18.2: Assessment data entry Threshold data and parameters may be entered by scanning a barcode on a previous RM500SL o...
Page 78 - If Insert + Foam or Mold; is selected appropriate real-ear unaided gain
0611 RM500SL User’s Guide Version 2.8 Page 78 18.3 Assessment data choices - 1 FastFacts 18.3: Assessment data choices - 1 The following audiometric assessment parameters can be specified in the Speechmap Audiometry setup box. Defaults are the last-used choices if test setup memory has been turned o...
Page 79 - RECD; RECD values; at all 9 audiometric frequencies.; for binaural summation effects.; ABR nHL to eHL; : Normalized HL to estimated HL conversion factors. Permitted
0611 RM500SL User’s Guide Version 2.8 Page 79 18.4 Assessment data choices - 2 FastFacts 18.4: Assessment data choices - 2 Continued from: 18.3: Assessment data choices - 1 5) UCL : Uncomfortable Level. Select from [Enter, Average]. If measured UCL values are entered, these values will be converted ...
Page 80 - Fitting to targets for soft speech
0611 RM500SL User’s Guide Version 2.8 Page 80 18.5 Fitting to targets for soft speech FastFacts 18.5: Fitting to targets for soft speech See 17.9: REM or S-REM mode , 17.6: Using Speechmap and 18.2: Assessment data entry for setup and audiometric data entry. 1) Select [Audiometry] to choose the targ...
Page 81 - Fitting to targets for loud sounds
0611 RM500SL User’s Guide Version 2.8 Page 81 18.6 Fitting to targets for loud sounds FastFacts 18.6: Fitting to targets for loud sounds 4) Select REAR 2 & set stimulus to [MPO]. In S-REM mode , a 90 dB tone sweeps continuously. In REM mode, the tone sweeps when you press <Continue> . 5) I...
Page 82 - Fitting to targets for mid-level speech; symbols show the target range for 70 dB speech LTASS.; REM; Position the client and probe tube and enter audiometric data. See
0611 RM500SL User’s Guide Version 2.8 Page 82 18.7 Fitting to targets for mid-level speech FastFacts 18.7: Fitting to targets for mid-level speech 18.8 Open fittings in Speechmap FastFacts 18.8: Open fittings in Speechmap 6) Select REAR 3 and set stimulus to [Speech-std(1)] or [Speech-std(2)] and le...
Page 83 - FM fitting and verification; 8: Speechmap Fitting Procedures; Instrument
0611 RM500SL User’s Guide Version 2.8 Page 83 18.9 FM fitting and verification FastFacts 18.9: FM fitting and verification FM fitting is complex and strategies are varied and fluid. These instructions are intended to provide the general principles involved, not a detailed and proven method. They ass...
Page 84 - 9 Speechmap Technical Details; Section overview; octave band SPL, vocal effort and microphone location; For additional information see
0611 RM500SL User’s Guide Version 2.8 Page 84 19 Speechmap Technical Details 19.1 Section overview FastFacts 19.1: Speechmap technical details 19.2 Speechmap stimuli FastFacts 19.2: Speechmap stimuli The Speechmap fitting environment provides a number of well-controlled, distinctly different stimuli...
Page 85 - Stimulus levels
0611 RM500SL User’s Guide Version 2.8 Page 85 19.3 Stimulus levels FastFacts 19.3: Stimulus levels 1/3 octave band SPL Add to band SPL for Speech Hz Standard Female Child ICRA Noise Pink Noise Loud Own Voice FM Chest FM Boom 200 56.8 54.9 32.3 52.9 53 -2.2 .5 9.0 19.2 250 56.0 53.1 51.5 55.9 53 3.3 ...
Page 86 - Microphone location effects
0611 RM500SL User’s Guide Version 2.8 Page 86 19.4 Microphone location effects FastFacts 19.4: Microphone location effects Microphone Location Effects Add to all stimuli in S-REM mode Hearing instrument type Frequency BTE ITE ITC CIC BODY 200 0.5 0.3 0.0 0.9 3.0 250 0.5 0.5 0.3 0.8 3.0 315 0.8 0.8 0...
Page 87 - Speech signal analysis; percentile) has historically been referred to as
0611 RM500SL User’s Guide Version 2.8 Page 87 19.5 Speech signal analysis FastFacts 19.5: Speech signal analysis One of the most-used measures of a speech signal is the long-term average speech spectrum (LTASS). This is a 1/3 octave spectrum averaged over a sufficiently long portion of the speech ma...
Page 88 - 0 Troubleshooting; Section overview; In most cases; : HIT curves differ from specifications
0611 RM500SL User’s Guide Version 2.8 Page 88 20 Troubleshooting 20.1 Section overview FastFacts 20.1: Troubleshooting 20.2 Self test failures FastFacts 20.2: Self test failures Any failure during power-on self test (P.O.S.T.) is indicated on-screen and further use of the instrument is denied. Try t...
Page 89 - HIT high distortion or noise
0611 RM500SL User’s Guide Version 2.8 Page 89 20.3 HIT high distortion or noise FastFacts 20.3: HIT high distortion or noise 20.4 HIT curves inconsistent FastFacts 20.4: HIT curves inconsistent High distortion and/or noise numbers in an ANSI test v There may be a leak between the hearing instrument ...
Page 91 - Invalid HIT calibration
0611 RM500SL User’s Guide Version 2.8 Page 91 20.8 Invalid HIT calibration FastFacts 20.8: Invalid HIT calibration 20.9 No REM ref. mic. detected FastFacts 20.9: No REM ref. mic. detected 20.10 Invalid REM calibration FastFacts 20.10: Invalid REM calibration No REM reference mic. detected. Check con...
Page 92 - REM speaker overdriven; outputs
0611 RM500SL User’s Guide Version 2.8 Page 92 20.11 REM speaker overdriven FastFacts 20.11: REM speaker overdriven 20.12 Barcode scanner malfunction FastFacts 20.12: Barcode scanner malfunction REM speaker overdriven! This message indicates that the REM speaker is unable to produce the SPL required ...
Page 93 - 1 Technical Specifications; Storage & Transportation; Real Ear
0611 RM500SL User’s Guide Version 2.8 Page 93 21 Technical Specifications Storage & Transportation Temperature ....................................................- 20°C to +60°C Relative humidity (non-condensing)........................ 5% to 95% Atmospheric pressure...............................
Page 95 - octave
0611 RM500SL User’s Guide Version 2.8 Page 95 FOG, Full On Gain , gain for a 50 dB input SPL with the gain control set to maximum ANSI S3.22) Gain (in dB) , output sound pressure relativ e to input sound pressure, expressed in decibels; gain = 20log 10 (output sound pressure / input sound pressure);...
Page 98 - VGA; 3 References
0611 RM500SL User’s Guide Version 2.8 Page 98 VGA , video graphics adapter. VC, Volume Control , a user-operated gain control. Warble Tone , a frequency-modulated sine wav e. The modulating signal is often a low frequency triangle wav e. 1. Valente, M: Strategies for Selecting and Verifying Hearing ...
Page 101 - Within the European Community:; EU Authorised representative:
0611 RM500SL User’s Guide Version 2.8 Page 101 24 Appendix 1: AudioNote 2.1 VERIFIT and RM500SL Test Signals and Analysis For additional details of the signals and their analysis, see the appended AudioNote. Within the European Community: EU Authorised representative: PC W erth Ltd. Audiology House ...
Page 102 - VERIFIT and RM500SL Test Signals and Analysis; Bill Cole BASc, PEng; Introduction; coupler; The test signals; Pure tones
07/05/06 © Etymonic Design Incorporated, 41 Byron Ave., Dorchester, ON, Canada N0L 1G0 Page 1 USA 800-265-2093 519-268-3313 FAX 519-268-3256 www.audioscan.com S ome useful facts about broad-band signals Ø Overall SPL is the SPL in a band containing all significant frequency components of the signal....
Page 105 - Analysis of broad-band signals; Pink noise signal analysis
07/05/06 © Etymonic Design Incorporated, 41 Byron Ave., Dorchester, ON, Canada N0L 1G0 Page 4 USA 800-265-2093 519-268-3313 FAX 519-268-3256 www.audioscan.com Figure 3: Microphone location effects in dB re nominal band SPL. Nominal band levels are band levels for an overall rms level of 65 dB SPL an...
Page 107 - (Directional test not available in RM500SL); Real-speech signal analysis; percentile) has historically
07/05/06 © Etymonic Design Incorporated, 41 Byron Ave., Dorchester, ON, Canada N0L 1G0 Page 6 USA 800-265-2093 519-268-3313 FAX 519-268-3256 www.audioscan.com Figure 6: A real-ear directional test on an adaptive instrument with active compression and noise reduction. (Directional test not available ...
Page 108 - Figure 7: Example of speech envelope and LTASS
07/05/06 © Etymonic Design Incorporated, 41 Byron Ave., Dorchester, ON, Canada N0L 1G0 Page 7 USA 800-265-2093 519-268-3313 FAX 519-268-3256 www.audioscan.com 128 ms analysis time period as an approximation because it also has considerable historic support. Because the spectrum of a speech signal va...
Page 109 - Figure 8: Speech is detectable but not understandable if the 1; percentile is at threshold
07/05/06 © Etymonic Design Incorporated, 41 Byron Ave., Dorchester, ON, Canada N0L 1G0 Page 8 USA 800-265-2093 519-268-3313 FAX 519-268-3256 www.audioscan.com Figure 8: Speech is detectable but not understandable if the 1 st percentile is at threshold Figure 9: When LTASS is at threshold, SII ≈ 33% ...
Page 111 - percentile for Speechmap speech signals at average vocal effort
07/05/06 © Etymonic Design Incorporated, 41 Byron Ave., Dorchester, ON, Canada N0L 1G0 Page 10 USA 800-265-2093 519-268-3313 FAX 519-268-3256 www.audioscan.com 1st Percentile of 1/3 Octave Band SPLs for Speech Signals @ Average Effort] re LTASS for entire passage; Hanning window; 128 ms average 0.00...
