• DD45 (G
F
-G
C
) PTB-DTU report 2009-2010.
• TDH50 (G
F
-G
C
) ANSI S3.6 2010.
• HDA200 (G
F
-G
C
) ANSI S3.6 2010 and ISO 389-8 2004.
• HDA300 (G
F
-G
C
) PTB report 2013.
• ANSI Speech level 12.5 dB + 1 kHz RETSPL ANSI S3.6 2010 (acoustical linear weighting)
• ANSI Speech Equivalent free field level 12.5 dB + 1 kHz RETSPL – (G
F
-G
C
) from ANSI S3.6
2010(acoustical equivalent sensitivity weighting)
• ANSI Speech Not linear level 1 kHz RETSPL ANSI S3.6 2010 (DD45-TDH50-HDA200-HDA300)
and EAR 3A –IP30- B71-B81 12.5 dB + 1 kHz RETSPL ANSI S3.6 2010 (no weighting)