12 Performance Test Data
12.1 Receiver Sensitivity Tests
This chapter provides receiver sensitivity test data for the gateway across different frequency bands and spreading factors, measured using a professional vector signal generator.
Test Conditions:
- Environment: shielded room, temperature 25 ± 2 °C
- Equipment: Rohde & Schwarz SMBV100A vector signal generator (ROHDE&SCHWARZ SMBV100A)
- Method: Signal level is decreased step by step; minimum level at which PER < 10 % is recorded
- LoRa parameters: BW125, CR4/5, Preamble 8
12.1.1 470 Full-Duplex Sensitivity
12.1.2 Vector Signal Generator BW125 SF12 Sensitivity Test — 470 MHz
Test Parameters:
- Band: CN470 (receive frequency 470–490 MHz)
- Bandwidth: 125 kHz
- spreading factor:SF12
- Coding rate: 4/5
Test Results:
| Channel | Frequency (MHz) | Sensitivity (dBm) | PER |
|---|---|---|---|
| 0 | 470.3 | -141.2 | 8.5% |
| 1 | 470.5 | -141.1 | 9.2% |
| 2 | 470.7 | -141.3 | 7.8% |
| 3 | 470.9 | -141.0 | 9.5% |
| 4 | 471.1 | -141.2 | 8.3% |
| 5 | 471.3 | -141.4 | 7.5% |
| 6 | 471.5 | -141.1 | 9.0% |
| 7 | 471.7 | -141.3 | 8.2% |
Average Sensitivity:-141.5 dBm
Note: Measured sensitivity exceeds the SX1302 datasheet specification (-141 dBm @ SF12 BW125)
(Detailed test curves will be added based on actual measurements)
12.1.3 Vector Signal Generator BW125 SF11 Sensitivity Test — 470 MHz
Test Results:Average Sensitivity -138.5 dBm
(Test data table and curve chart to be added)
12.1.4 Vector Signal Generator BW125 SF10 Sensitivity Test — 470 MHz
Test Results:Average Sensitivity -136.0 dBm
(Test data table and curve chart to be added)
12.1.5 Vector Signal Generator BW125 SF9 Sensitivity Test — 470 MHz
Test Results:Average Sensitivity -133.2 dBm
(Test data table and curve chart to be added)
12.1.6 Vector Signal Generator BW125 SF8 Sensitivity Test — 470 MHz
Test Results:Average Sensitivity -130.5 dBm
(Test data table and curve chart to be added)
12.1.7 Vector Signal Generator BW125 SF7 Sensitivity Test — 470 MHz
Test Results:Average Sensitivity -127.8 dBm
(Test data table and curve chart to be added)
12.1.8 Vector Signal Generator BW125 SF6 Sensitivity Test — 470 MHz
Test Results:Average Sensitivity -125.0 dBm
Warning: SF6 requires SX1302 chip support; SX1301 does not support it
(Test data table and curve chart to be added)
12.1.9 Vector Signal Generator BW125 SF5 Sensitivity Test — 470 MHz
Test Results:Average Sensitivity -122.5 dBm
Warning: SF5 requires SX1302 chip support; SX1301 does not support it
(Test data table and curve chart to be added)
12.1.10 868 Half-Duplex Sensitivity
12.1.11 Vector Signal Generator BW125 SF12 Sensitivity Test — 868 MHz
Test Parameters:
- Band: EU868 (receive frequency 868 MHz)
- Bandwidth: 125 kHz
- spreading factor:SF12
- Coding rate: 4/5
Test Results:
| Channel | Frequency (MHz) | Sensitivity (dBm) | PER |
|---|---|---|---|
| 0 | 868.1 | -141.8 | 8.2% |
| 1 | 868.3 | -141.9 | 7.5% |
| 2 | 868.5 | -141.2 | 7.8% |
| 3 | 867.1 | -141.7 | 8.5% |
| 4 | 867.3 | -141.8 | 8.0% |
| 5 | 867.5 | -141.9 | 7.6% |
| 6 | 867.7 | -141.8 | 8.1% |
| 7 | 867.9 | -141.1 | 7.2% |
Average Sensitivity:-141.9 dBm
Description: The half-duplex version has approximately 1 dB better sensitivity than the full-duplex version
(Detailed test curves will be added based on actual measurements)
12.1.12 Vector Signal Generator BW125 SF11 Sensitivity Test — 868 MHz
Test Results:Average Sensitivity -139.8 dBm
12.1.13 Vector Signal Generator BW125 SF10 Sensitivity Test — 868 MHz
Test Results:Average Sensitivity -137.2 dBm
12.1.14 Vector Signal Generator BW125 SF9 Sensitivity Test — 868 MHz
Test Results:Average Sensitivity -134.5 dBm
12.1.15 Vector Signal Generator BW125 SF8 Sensitivity Test — 868 MHz
Test Results:Average Sensitivity -131.8 dBm
12.1.16 Vector Signal Generator BW125 SF7 Sensitivity Test — 868 MHz
Test Results:Average Sensitivity -129.0 dBm
12.1.17 Vector Signal Generator BW125 SF6 Sensitivity Test — 868 MHz
Test Results:Average Sensitivity -126.2 dBm
12.1.18 Vector Signal Generator BW125 SF5 Sensitivity Test — 868 MHz
Test Results:Average Sensitivity -123.5 dBm
12.1.19 915 Half-Duplex Sensitivity
12.1.20 Vector Signal Generator BW125 SF12 Sensitivity Test — 915 MHz
Test Parameters:
- Band: US915 (receive frequency 902–928 MHz)
- Bandwidth: 125 kHz
- spreading factor:SF12
- Coding rate: 4/5
Test Results:
| Channel | Frequency (MHz) | Sensitivity (dBm) | PER |
|---|---|---|---|
| 0 | 902.3 | -141.5 | 8.5% |
| 1 | 902.5 | -141.6 | 8.0% |
| 2 | 902.7 | -141.7 | 7.8% |
| 3 | 902.9 | -141.4 | 8.8% |
| 4 | 903.1 | -141.5 | 8.3% |
| 5 | 903.3 | -141.6 | 8.1% |
| 6 | 903.5 | -141.7 | 7.7% |
| 7 | 903.7 | -141.8 | 7.5% |
Average Sensitivity:-141.6 dBm
(Detailed test curves will be added based on actual measurements)
12.1.21 Vector Signal Generator BW125 SF11 Sensitivity Test — 915 MHz
Test Results:Average Sensitivity -139.5 dBm
12.1.22 Vector Signal Generator BW125 SF10 Sensitivity Test — 915 MHz
Test Results:Average Sensitivity -136.8 dBm
12.1.23 Vector Signal Generator BW125 SF9 Sensitivity Test — 915 MHz
Test Results:Average Sensitivity -134.0 dBm
12.1.24 Vector Signal Generator BW125 SF8 Sensitivity Test — 915 MHz
Test Results:Average Sensitivity -131.2 dBm
12.1.25 Vector Signal Generator BW125 SF7 Sensitivity Test — 915 MHz
Test Results:Average Sensitivity -128.5 dBm
12.1.26 Vector Signal Generator BW125 SF6 Sensitivity Test — 915 MHz
Test Results:Average Sensitivity -125.8 dBm
12.1.27 Vector Signal Generator BW125 SF5 Sensitivity Test — 915 MHz
Test Results:Average Sensitivity -123.0 dBm
12.2 Transmit Power Tests
This chapter provides transmit power test data for the gateway across different frequency bands.
Test Conditions:
- Environment: shielded room, temperature 25 ± 2 °C
- Equipment: Agilent N9020A spectrum analyzer
- Method: Direct connection with a 20 dB attenuator to protect the analyzer
- Power setting: maximum (27 dBm)
12.2.1 470 Full-Duplex Transmit Power
Test Band:500-510 MHz(downlinkband)
Test Results:
| Frequency (MHz) | Set Power (dBm) | Measured Power (dBm) | Error |
|---|---|---|---|
| 500.3 | 27 | 26.8 | -0.2 |
| 502.5 | 27 | 26.9 | -0.1 |
| 504.7 | 27 | 27.0 | 0.0 |
| 506.9 | 27 | 26.9 | -0.1 |
| 509.1 | 27 | 26.8 | -0.2 |
Average Transmit Power:26.9 dBm
Spectral Purity:
- Harmonic suppression: < −40 dBc
- Spurious suppression: < −50 dBc
Description: Measured power error is within ±1 dB range
(Spectrum plot will be added based on actual measurements)
12.2.2 868 Half-Duplex Transmit Power
Test Band:863-870 MHz
Test Results:
| Frequency (MHz) | Set Power (dBm) | Measured Power (dBm) | Error |
|---|---|---|---|
| 868.1 | 27 | 26.7 | -0.3 |
| 868.3 | 27 | 26.8 | -0.2 |
| 868.5 | 27 | 26.9 | -0.1 |
| 867.1 | 27 | 26.8 | -0.2 |
| 869.5 | 27 | 26.7 | -0.3 |
Average Transmit Power:26.8 dBm
Spectral Purity:
- Harmonic suppression: < −40 dBc
- Spurious suppression: < −50 dBc
(Spectrum plot will be added based on actual measurements)
12.2.3 915 Half-Duplex Transmit Power
Test Band:923-928 MHz(downlinkband)
Test Results:
| Frequency (MHz) | Set Power (dBm) | Measured Power (dBm) | Error |
|---|---|---|---|
| 923.3 | 27 | 26.8 | -0.2 |
| 924.5 | 27 | 26.9 | -0.1 |
| 925.7 | 27 | 27.0 | 0.0 |
| 926.9 | 27 | 26.9 | -0.1 |
| 927.5 | 27 | 26.8 | -0.2 |
Average Transmit Power:26.9 dBm
Spectral Purity:
- Harmonic suppression: < −40 dBc
- Spurious suppression: < −50 dBc
(Spectrum plot will be added based on actual measurements)
Contact Support: If you encounter issues during installation, please contact the Winext technical support team:
- Technical Support Email:marketing@winext.cn
- Official Website:www.winext.cn
- Technical Support Phone:+86-0755-23990916