Maico easyTone, Operation Manual

Page: 59 / 65

Operation Manual easyTone
8529689 Rev. 2 57 10/05/2022
6.2 Connection and Pin Assignment
easyTone Connection
USB-C (Out)
Pin Name Pin Name
A1 GND B12 GND
A2 SSTXp1 B11 SSRXp1
A3 SSTXn1 B10 SSRXn1
A4 VBUS B9 VBUS
A5 CC1 B8 SBU2
A6 Dp1 B7 Dn2
A7 Dn1 B6 Dp2
A8 SBU1 B5 CC2
A9 VBUS B4 VBUS
A10 SSRXn2 B3 SSTXn2
A11 SSRXp2 B2 SSTXp2
A12 GND B1 GND
6.3 Calibration Values and Maximum Levels
Calibration Values and Max Levels: Headphone easyTone
Coupler IEC 60318-1, PTB Report 2018, AAU Report 2018
Frequency
[Hz] Tone RETSPL
dB re 20µPa Tone
Max Level [dB HL] Sound Attenuation [dB]
ISO 8253-1
125 30.5 75 8.3
250 17.0 90 15.5
500 8.0 100 26.1
750 5.5 100 -
1000 4.5 100 32.4
1500 2.5 100 -
2000 2.5 100 43.6
3000 2.0 100 -
4000 9.5 100 43.8
6000 21.0 90 -
8000 21.0 85 45.6