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Appendix A-RF Test Data for BT Part1

Productech Corporation HD77B Portable speaker 2A889-HD77B 2A889HD77B hd77b

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Dongguan Yaxu(AiT) Technology Limited
Appendix A

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

RF Test Data for BT(BDR/EDR) (Conducted Measurement)
Product Name: Portable speaker Trade Mark:Treblab Test Model: HD77

Temperature: Relative Humidity:
ATM Pressure: Test Engineer: Supervised by:

Environmental Conditions
24.2 52.5% 101Kpa Simba Huang Seal Chen

Page 1 of 61

Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

Contents

COVER PAGE

Page

1 Duty Cycle ........................................................................................................................................................................................ 3

1.1

Test Result ............................................................................................................................................................................ 3

1.2

Test Graphs ...........................................................................................................................................................................4

2 Maximum Conducted Peak Output Power ........................................................................................................................................ 9

2.1

Test Result ............................................................................................................................................................................ 9

2.2

Test Graphs .........................................................................................................................................................................10

3 20dB Bandwidth ..............................................................................................................................................................................15

3.1

Test Result .......................................................................................................................................................................... 15

3.2

Test Graphs .........................................................................................................................................................................16

4 Carrier Frequency Separation .........................................................................................................................................................21

4.1

Test Result .......................................................................................................................................................................... 21

4.2

Test Graphs .........................................................................................................................................................................22

5 Hopping Channel Number ...............................................................................................................................................................24

5.1

Test Result .......................................................................................................................................................................... 24

5.2

Test Graphs .........................................................................................................................................................................25

6 Dwell Time ...................................................................................................................................................................................... 27

6.1

Test Result .......................................................................................................................................................................... 27

6.2

Test Graphs .........................................................................................................................................................................28

7 RF Conducted Spurious Emissions .................................................................................................................................................31

7.1

Test Result .......................................................................................................................................................................... 31

7.2

Test Graphs .........................................................................................................................................................................32

8 Band-edge for RF Conducted Emissions ........................................................................................................................................ 41

8.1

Test Result .......................................................................................................................................................................... 41

8.2

Test Graphs .........................................................................................................................................................................42

9 Restrict-band band-edge measurements ........................................................................................................................................ 54

9.1

Test Result .......................................................................................................................................................................... 54

9.2

Test Graphs .........................................................................................................................................................................56

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Dongguan Yaxu(AiT) Technology Limited
1 Duty Cycle

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

1.1 Test Result

Mode

Frequency (MHz)

1-DH1 1-DH1 1-DH1 2-DH1 2-DH1 2-DH1 3-DH1 3-DH1 3-DH1

2402 2441 2480 2402 2441 2480 2402 2441 2480

Duty Cycle (%)
31.82 31.21 31.2
32 32 32 32 32.01 32

Correction Factor 4.97 5.06 5.06 4.95 4.95 4.95 4.95 4.95 4.95

1/T (kHz)
2.56 2.63 2.63 2.56 2.56 2.56 2.56 2.56 2.56

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Dongguan Yaxu(AiT) Technology Limited

1.2 Test Graphs

Test Graphs 1-DH1 2402MHz

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

1-DH1 2441MHz

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1-DH1 2480MHz

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

2-DH1 2402MHz

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Dongguan Yaxu(AiT) Technology Limited
2-DH1 2441MHz

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

2-DH1 2480MHz

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Dongguan Yaxu(AiT) Technology Limited
3-DH1 2402MHz

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

3-DH1 2441MHz

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Dongguan Yaxu(AiT) Technology Limited
3-DH1 2480MHz

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

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Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

2 Maximum Conducted Peak Output Power

2.1 Test Result

Mode GFSK /4DQPSK 8DPSK

Channel.
LCH MCH HCH LCH MCH HCH LCH MCH HCH

Maximum Peak Output Power [dBm] -1.32 -0.71 -1.21 -0.11 0.43 -0.16 -0.09 0.79 -0.09

Limit [dBm]
21 21 21 21 21 21 21 21 21

Verdict
Pass Pass Pass Pass Pass Pass Pass Pass Pass

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Dongguan Yaxu(AiT) Technology Limited
2.2 Test Graphs
Test Graphs

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

GFSK/LCH

GFSK/MCH

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Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

GFSK/HCH

/4DQPSK/LCH

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Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

/4DQPSK/MCH

/4DQPSK/HCH

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Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

8DPSK/LCH

8DPSK/MCH

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Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

8DPSK/HCH

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Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

3 20dB Bandwidth

3.1 Test Result

Mode GFSK /4DQPSK 8DPSK

Channel. LCH MCH HCH LCH MCH HCH LCH MCH HCH

20dB Bandwidth [MHz] 0.926 0.892 0.888 1.396 1.397 1.389 1.435 1.424 1.44

Limit [MHz] Not Specified Not Specified Not Specified Not Specified Not Specified Not Specified Not Specified Not Specified Not Specified

Verdict Pass Pass Pass Pass Pass Pass Pass Pass Pass

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Dongguan Yaxu(AiT) Technology Limited

3.2 Test Graphs

Test Graphs

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

GFSK/LCH

GFSK/MCH

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Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

GFSK/HCH

/4DQPSK/LCH

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Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

/4DQPSK/MCH

/4DQPSK/HCH

Page 18 of 61

Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

8DPSK/LCH

8DPSK/MCH

Page 19 of 61

Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

8DPSK/HCH

Page 20 of 61

Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

4 Carrier Frequency Separation

4.1 Test Result

Mode
GFSK /4DQPSK
8DPSK

Channel.
MCH MCH MCH

Carrier Frequency Separation [MHz]
1.001 1.074 1.001

Limit [MHz]
0.595 0.931 0.949

Verdict
Pass Pass Pass

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Dongguan Yaxu(AiT) Technology Limited
4.2 Test Graphs
Test Graphs

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

GFSK/MCH

/4DQPSK/MCH

Page 22 of 61

Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

8DPSK/MCH

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Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

5 Hopping Channel Number

5.1 Test Result

Mode GFSK /4DQPSK 8DPSK

Channel. Hop Hop Hop

Number of Hopping Channel [N] 79 79 79

Limit [N] >=15 >=15 >=15

Verdict PASS PASS PASS

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Dongguan Yaxu(AiT) Technology Limited
5.2 Test Graphs
Test Graphs

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

GFSK/Hop

/4DQPSK/Hop

Page 25 of 61

Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

8DPSK/Hop

Page 26 of 61

Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

6 Dwell Time

6.1 Test Result

Mode

Packet Channel

GFSK /4DQPSK
8DPSK

DH5 2DH5 3DH5

MCH MCH MCH

Burst Width [ms/hop/ch]
2.884 2.889 2.891

Total Hops[hop*ch]
100 101 115

Dwell Time[ms]
288.4 291.789 332.465

Limit [s]
0.4 0.4 0.4

Verdict
Pass Pass Pass

Page 27 of 61

Dongguan Yaxu(AiT) Technology Limited
6.2 Test Graphs
Test Graphs

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

GFSK_DH5/MCH

Page 28 of 61

Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

/4DQPSK _2DH5/MCH

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Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

8DPSK _3DH5/MCH

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Dongguan Yaxu(AiT) Technology Limited

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

7 RF Conducted Spurious Emissions

7.1 Test Result

Mode GFSK /4DQPSK 8DPSK

Channel
LCH MCH HCH LCH MCH HCH LCH MCH HCH

Max. Level [dBc]
-39.54 -39.02 -38.53 -37.13 -38.51 -38.2 -38.99 -38.12 -38.74

Limit [dBc]
-20 -20 -20 -20 -20 -20 -20 -20 -20

Verdict
Pass Pass Pass Pass Pass Pass Pass Pass Pass

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Dongguan Yaxu(AiT) Technology Limited
7.2 Test Graphs
GFSK_LCH_Graphs

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

Pref

Puw

Page 32 of 61

Dongguan Yaxu(AiT) Technology Limited GFSK_MCH_Graphs

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

Pref

Puw

Page 33 of 61

Dongguan Yaxu(AiT) Technology Limited GFSK_HCH_Graphs

Report No.: AIT24051004FW1 FCC ID: 2A889-HD77B

Pref

Puw

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