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Appendix B: Detailed Test Results

This document presents the detailed test results for the Hearing Aid Compatibility (HAC) RF emission measurements for the vivo V2028 mobile phone.

1. GSM

The following table summarizes the E-Field Emission test results for GSM bands:

GSM850 for E-Field Emission
GSM1900 for E-Field Emission

2. LTE

The following table summarizes the E-Field Emission test results for LTE bands:

LTE Band 38 for E-Field Emission
LTE Band 41 for E-Field Emission

Test Laboratory: SGS-SAR Lab

Date: 2020-09-15

Device Under Test (DUT): vivo V2028

Type: Mobile phone

Serial Number: 1918dc2c

Test Configuration:

Device E-Field measurement/E Scan - ER3D:

Measurement Distance: 15 mm from Probe Center to the Device

Test: Hearing Aid Compatibility Test (101x101x1)

Interpolated grid: dx=0.5000 mm, dy=0.5000 mm

Device Reference Point: 0, 0, -6.3 mm

Reference Value: 33.96 V/m

Power Drift: -0.02 dB

Applied MIF: 3.63 dB

RF audio interference level: 31.88 dBV/m

Emission category: M4

MIF scaled E-field:

Grid 1 M4Grid 2 M4Grid 3 M4
31.11 dBV/m31.8 dBV/m31.48 dBV/m
Grid 4 M4Grid 5 M4Grid 6 M4
31.26 dBV/m31.88 dBV/m31.51 dBV/m
Grid 7 M4Grid 8 M4Grid 9 M4
31.22 dBV/m31.7 dBV/m31.34 dBV/m

Cursor:

Total: 31.88 dBV/m

E Category: M4

Location: -1.5, -1, 7.7 mm

Test Configuration:

Device E-Field measurement/E Scan - ER3D:

Measurement Distance: 15 mm from Probe Center to the Device

Test: Hearing Aid Compatibility Test (101x101x1)

Interpolated grid: dx=0.5000 mm, dy=0.5000 mm

Device Reference Point: 0, 0, -6.3 mm

Reference Value: 97.56 V/m

Power Drift: -0.06 dB

Applied MIF: 3.63 dB

RF audio interference level: 40.15 dBV/m

Emission category: M3

MIF scaled E-field:

Grid 1 M4Grid 2 M3Grid 3 M3
37.94 dBV/m40.89 dBV/m40.35 dBV/m
Grid 4 M4Grid 5 M3Grid 6 M4
37.32 dBV/m40.15 dBV/m39.5 dBV/m
Grid 7 M4Grid 8 M4Grid 9 M4
35.78 dBV/m37.09 dBV/m36.58 dBV/m

Cursor:

Total: 40.89 dBV/m

E Category: M3

Location: -2.5, -22, 7.7 mm

Test Configuration:

Device E-Field measurement/E Scan - ER3D:

Measurement Distance: 15 mm from Probe Center to the Device

Test: Hearing Aid Compatibility Test (101x101x1)

Interpolated grid: dx=0.5000 mm, dy=0.5000 mm

Device Reference Point: 0, 0, -6.3 mm

Reference Value: 9.830 V/m

Power Drift: 0.10 dB

Applied MIF: 3.63 dB

RF audio interference level: 26.35 dBV/m

Emission category: M4

MIF scaled E-field:

Grid 1 M4Grid 2 M4Grid 3 M4
26.22 dBV/m27.2 dBV/m26.81 dBV/m
Grid 4 M4Grid 5 M4Grid 6 M4
22.61 dBV/m23.54 dBV/m23.31 dBV/m
Grid 7 M4Grid 8 M4Grid 9 M4
26.35 dBV/m26.35 dBV/m24.66 dBV/m

Cursor:

Total: 27.20 dBV/m

E Category: M4

Location: -3, -25, 7.7 mm

Test Configuration:

Device E-Field measurement/E Scan - ER3D:

Measurement Distance: 15 mm from Probe Center to the Device

Test: Hearing Aid Compatibility Test (101x101x1)

Interpolated grid: dx=0.5000 mm, dy=0.5000 mm

Device Reference Point: 0, 0, -6.3 mm

Reference Value: 39.96 V/m

Power Drift: 0.00 dB

Applied MIF: 3.63 dB

RF audio interference level: 32.28 dBV/m

Emission category: M3

MIF scaled E-field:

Grid 1 M3Grid 2 M3Grid 3 M3
30.13 dBV/m31.86 dBV/m31.82 dBV/m
Grid 4 M4Grid 5 M3Grid 6 M3
29.73 dBV/m32.28 dBV/m32.18 dBV/m
Grid 7 M3Grid 8 M3Grid 9 M3
30.44 dBV/m31.99 dBV/m31.88 dBV/m

Cursor:

Total: 32.28 dBV/m

E Category: M3

Location: -6, 2.5, 7.7 mm

Test Configuration:

Device E-Field measurement/E Scan - ER3D:

Measurement Distance: 15 mm from Probe Center to the Device

Test: Hearing Aid Compatibility Test (101x101x1)

Interpolated grid: dx=0.5000 mm, dy=0.5000 mm

Device Reference Point: 0, 0, -6.3 mm

Reference Value: 20.33 V/m

Power Drift: 0.13 dB

Applied MIF: -1.62 dB

RF audio interference level: 23.76 dBV/m

Emission category: M4

MIF scaled E-field:

Grid 1 M4Grid 2 M4Grid 3 M4
20.94 dBV/m23.49 dBV/m23.48 dBV/m
Grid 4 M4Grid 5 M4Grid 6 M4
21.24 dBV/m23.76 dBV/m23.76 dBV/m
Grid 7 M4Grid 8 M4Grid 9 M4
24.1 dBV/m25.41 dBV/m25 dBV/m

Cursor:

Total: 25.41 dBV/m

E Category: M4

Location: -1.5, 25, 7.7 mm

Test Configuration:

Device E-Field measurement/E Scan - ER3D:

Measurement Distance: 15 mm from Probe Center to the Device

Test: Hearing Aid Compatibility Test (101x101x1)

Interpolated grid: dx=0.5000 mm, dy=0.5000 mm

Device Reference Point: 0, 0, -6.3 mm

Reference Value: 25.02 V/m

Power Drift: -0.05 dB

Applied MIF: -1.44 dB

RF audio interference level: 25.52 dBV/m

Emission category: M4

MIF scaled E-field:

Grid 1 M4Grid 2 M4Grid 3 M4
28.04 dBV/m28.59 dBV/m27.64 dBV/m
Grid 4 M4Grid 5 M4Grid 6 M4
23.91 dBV/m25.52 dBV/m25.52 dBV/m
Grid 7 M4Grid 8 M4Grid 9 M4
19.66 dBV/m21.06 dBV/m21.22 dBV/m

Cursor:

Total: 28.59 dBV/m

E Category: M4

Location: 1, -25, 7.7 mm

Test Configuration:

Device E-Field measurement/E Scan - ER3D:

Measurement Distance: 15 mm from Probe Center to the Device

Test: Hearing Aid Compatibility Test (101x101x1)

Interpolated grid: dx=0.5000 mm, dy=0.5000 mm

Device Reference Point: 0, 0, -6.3 mm

Reference Value: 20.44 V/m

Power Drift: -0.03 dB

Applied MIF: -1.62 dB

RF audio interference level: 23.89 dBV/m

Emission category: M4

MIF scaled E-field:

Grid 1 M4Grid 2 M4Grid 3 M4
21.52 dBV/m23.65 dBV/m23.66 dBV/m
Grid 4 M4Grid 5 M4Grid 6 M4
21.33 dBV/m23.88 dBV/m23.89 dBV/m
Grid 7 M4Grid 8 M4Grid 9 M4
24.07 dBV/m25.37 dBV/m25.01 dBV/m

Cursor:

Total: 25.37 dBV/m

E Category: M4

Location: -1.5, 25, 7.7 mm

Test Configuration:

Device E-Field measurement/E Scan - ER3D:

Measurement Distance: 15 mm from Probe Center to the Device

Test: Hearing Aid Compatibility Test (101x101x1)

Interpolated grid: dx=0.5000 mm, dy=0.5000 mm

Device Reference Point: 0, 0, -6.3 mm

Reference Value: 23.23 V/m

Power Drift: -0.11 dB

Applied MIF: -1.44 dB

RF audio interference level: 25.07 dBV/m

Emission category: M4

MIF scaled E-field:

Grid 1 M4Grid 2 M4Grid 3 M4
27.74 dBV/m28.19 dBV/m27.19 dBV/m
Grid 4 M4Grid 5 M4Grid 6 M4
23.58 dBV/m25.07 dBV/m25.02 dBV/m
Grid 7 M4Grid 8 M4Grid 9 M4
19.81 dBV/m20.88 dBV/m20.88 dBV/m

Cursor:

Total: 28.19 dBV/m

E Category: M4

Location: 1, -25, 7.7 mm

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