FONIX® 8000 - Frye Electronics

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220 FONIX 8000 Hearing Aid Test System Pogo Prescription of Gain/Output (POGO) for Hearing Aids by: Geary A. McCandless, PhD, & Poul Erik Lyregaard, MSc Hearing Instruments vol 34 #1, 1983 Required insertion gain is calculated as follows: Frequency (Hz) Insertion Gain (dB) 250 1/2 HTL - 10 dB 500 1/2 HTL - 5 dB * 750 1/2 HTL - 2.5 dB 1000 1/2 HTL * 1500 1/2 HTL 2000 1/2 HTL 3000 1/2 HTL 4000 1/2 HTL * 6000 1/2 HTL * 8000 1/2 HTL Note: Frequencies preceded by an asterisk (*) are interpolated because the article does not reference them. BERgER A Method of Hearing Aid Prescription by: Kenneth W. Berger, PhD, Eric N. Hagberg, M.A., & Robert L. Rane, PhD Hearing Instruments July 1978 Required insertion gain is calculated as follows: Frequency (Hz) Insertion Gain (dB) * 250 1/2 HTL 500 1/2 HTL * 750 1/2 HTL 1000 1/1.6 HTL * 1500 1/1.5 HTL 2000 1/1.5 HTL 3000 1/1.7 HTL 4000 1/2 HTL * 6000 1/2 HTL * 8000 1/2 HTL Note: Frequencies preceded by an asterisk (*) are interpolated because the article does not reference them.
Fitting Formula Tables 221 1/3, 1/2, 2/3 gain The 1/3-2/3 Insertion Gain Hearing Aid Selection Guide by: Robert Libby Hearing Instruments vol 37 #3, 1986 Required insertion gain is calculated as follows: FREQ. INS GAIN INS GAIN INS GAIN (Hz) (dB) (dB) (dB) (2/3 rule) (1/3 rule) (1/2 rule) 250 2/3 HTL - 5 dB 1/3 HTL - 5 dB 1/2 HTL -5 dB 500 2/3 HTL - 3 dB 1/3 HTL - 3 dB 1/2 HTL -3 dB 750* 2/3 HTL 1/3 HTL 1/2 HTL 1000 2/3 HTL 1/3 HTL 1/2 HTL 1500* 2/3 HTL 1/3 HTL 1/2 HTL 2000 2/3 HTL 1/3 HTL 1/2 HTL 3000 2/3 HTL 1/3 HTL 1/2 HTL 4000 2/3 HTL 1/3 HTL 1/2 HTL 6000 2/3 HTL - 5 dB 1/3 HTL - 5 dB 1/2 HTL -5 dB 8000* 2/3 HTL - 5 dB 1/3 HTL - 5 dB 1/2 HTL -5 dB Note: Frequencies marked by an asterisk ( * ) are interpolated because the article does not reference them.
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Chapter 7 145 The ISTS Test The IST
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The ISTS Test 147 No HL 250 Hz 375
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Page 207 and 208: Appendix A 199 Specifications ACOUS
Page 209: Specifications 201 Size: 11.5"W x 1
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Page 217 and 218: Appendix C 209 Calibration There ar
Page 219: Calibration 211 6. Thread the probe
Page 231 and 232: Appendix G 223 Glossary of Terms AG
Page 233 and 234: Glossary of Terms for the FONIX 800
Page 235 and 236: Glossary of Terms for the FONIX 800
Page 237: Appendix H 229 The FONIX Keyboard A
Page 242: 234 FONIX 8000 Hearing Aid Test Sys
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FONIX® 8000 - Frye Electronics

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