Руководство пользователя векторного анализатора спектра SIGLENT SVA1015X

1. Введение

This manual provides detailed instructions for the safe and effective operation of the SIGLENT SVA1015X Spectrum Vector Analyzer. The SVA1015X is a versatile instrument designed for RF signal and network analysis, offering a frequency range from 9 kHz up to 1.5 GHz. It combines the functionalities of a spectrum analyzer and a vector network analyzer, making it suitable for various applications including broadcast monitoring, S-parameter measurement, cable and antenna testing, and EMI pre-compliance testing.

Please read this manual thoroughly before using the device to ensure proper handling and to maximize its performance and longevity.

2. Информация по технике безопасности

Для предотвращения травм и повреждения прибора соблюдайте следующие меры предосторожности:

• Источник питания: Connect the instrument only to a power source that provides the specified voltagе и частота.
• Заземление: Убедитесь, что прибор надлежащим образом заземлен, чтобы предотвратить поражение электрическим током.
• Вентиляция: Не закрывайте вентиляционные отверстия. Обеспечьте достаточную циркуляцию воздуха вокруг прибора, чтобы предотвратить перегрев.
• Среда: Operate the instrument in a clean, dry environment, away from moisture, dust, and corrosive gases. Avoid extreme temperatures.
• Умение обращаться: Handle the instrument with care. Avoid dropping or subjecting it to strong impacts.
• Обслуживание: Все работы по техническому обслуживанию должны выполняться квалифицированным сервисным персоналом. Не пытайтесь ремонтировать прибор самостоятельно.
• ВЧ-вход: Do not exceed the maximum input power rating for the RF input ports.

3. Продукт закончилсяview

The SIGLENT SVA1015X is a high-performance spectrum and vector network analyzer. Its design integrates advanced microwave technology and digital processing algorithms to deliver reliable and accurate measurements.

Основные характеристики:

• Spectrum Analysis: 9 kHz to 1.5 GHz
• Vector Network Analysis: 100 kHz to 1.5 GHz
• Displayed Average Noise Level (DANL): -156 dBm/Hz (typical)
• Общий Amplitude Accuracy: <1.2 dB
• Phase Noise: <-98 dBc/Hz @ 1 GHz, 10 kHz offset
• Resolution Bandwidth (RBW): 1 Hz to 1 MHz, in 1-3-10 sequence
• 10.1-inch Multi-Touch Screen Display
• Integrated Tracking Generator (100 kHz to 1.5 GHz)
• Supports Distance-to-Fault (DTF) measurement (optional)
• Supports various modulation analysis types (AM/FM, ASK/FSK/PSK/QAM)
• Comprehensive power measurement functions (CHP, ACPR, OBW, T-Power, CNR, TOI, Harmonic)

Передняя панель надview:

Рисунок 3.1: Передняя часть view of the SIGLENT SVA1015X Spectrum Vector Analyzer, showing the large display, control buttons, and input/output ports.

The front panel features a large 10.1-inch multi-touch display for intuitive operation. To the right of the display are dedicated function keys for control, setting, marker, and measurement operations. A rotary knob and numeric keypad provide additional input methods. The bottom section includes USB ports for external storage or peripherals, a TG Source port for the tracking generator, and RF Input ports (PORT 1 and PORT 2) for signal connections.

Figure 3.2: The SVA1015X display showing a Distance-to-Fault (DTF) measurement, illustrating the graphical interface and measurement parameters.

The user interface is designed for clarity and ease of use, supporting both touch input and traditional button/knob controls. It also supports external mouse and keyboard for enhanced usability.

4. Настройка

4.1 Распаковка и осмотр

1. Carefully remove the instrument from its packaging.
2. Inspect the instrument for any signs of damage during transit. If damage is found, contact your supplier immediately.
3. Убедитесь, что все принадлежности, указанные в упаковочном листе, присутствуют.

4.2 Подключение питания

• Connect the provided power cord to the AC inlet on the rear panel of the instrument.
• Plug the other end of the power cord into a grounded AC power outlet. Ensure the voltage and frequency of the power supply match the instrument's specifications.

4.3 Первоначальное включение питания

• Чтобы включить прибор, нажмите кнопку питания, расположенную на передней панели.
• Allow the instrument to complete its self-test and boot-up sequence. The main measurement interface will appear once initialization is complete.

5. Инструкция по эксплуатации

5.1 Spectrum Analysis

The SVA1015X functions as a full-featured spectrum analyzer, allowing you to measure the magnitude of an input signal versus frequency within the instrument's frequency range.

1. Connect the signal to be analyzed to the RF INPUT PORT 1.
2. Нажмите Режим button and select 'Spectrum Analyzer'.
3. Отрегулируйте Частота settings (Center Frequency, Span) to define the measurement range.
4. Настроить Ampдолгота settings (Reference Level, Attenuation) to optimize the signal display.
5. Установите BW (Resolution Bandwidth, Video Bandwidth) for desired measurement resolution and noise reduction.
6. Использовать Маркер functions to pinpoint specific frequencies and measure their ampдолгота.

5.2 Vector Network Analysis (VNA)

The VNA mode allows for comprehensive characterization of RF components and networks by measuring S-parameters (S11, S21).

Figure 5.1: Display showing Vector Network Analysis results, including a Smith Chart for impedance matching and S-parameter measurements.

1. Нажмите Режим button and select 'Vector Network Analyzer'.
2. Perform a calibration using appropriate calibration kits (e.g., OSL mechanical calibration) to ensure accurate measurements.
3. Connect the Device Under Test (DUT) to RF INPUT PORT 1 (for S11) or between PORT 1 and PORT 2 (for S21).
4. Set the frequency range (Start/Stop Frequency) for the measurement. The SVA1015X supports VNA from 100 kHz to 1.5 GHz.
5. Select the desired S-parameter (S11, S21) and display format (e.g., Log Magnitude, Phase, Smith Chart, Polar Chart, VSWR).
6. The SVA1015X offers a transmission dynamic range of over 70 dB for single-port measurements.
7. Utilize features like Distance-to-Fault (DTF) for cable and antenna testing, and impedance analysis for precise fault location.

5.3 EMI Pre-compliance Testing

The SVA1015X can be used for EMI pre-compliance testing, helping to identify potential electromagnetic interference issues early in the design cycle.

Figure 5.2: Diagram illustrating a typical setup for EMI pre-compliance testing using a Spectrum Analyzer/EMI Receiver, LISN, and attenuator.

• The instrument supports various EMI measurement functions, including EMI filters and quasi-peak detectors compliant with CISPR 16.
• Utilize built-in limit templates for international EMI standards or define custom limit lines.
• For conducted emissions, use a Line Impedance Stabilization Network (LISN) such as the 5EM5040A.
• For radiated emissions, use appropriate antennas and near-field probes (e.g., SRF5030T set) to detect interference sources from PCBs, cables, and radiation.
• PC software like 'EasySpectrum' can automate the EMI pre-compliance process and assist with project management.

5.4 Modulation Analysis

The SVA1015X offers advanced capabilities for analyzing modulated signals, supporting both analog and digital modulation types.

Figure 5.3: Screen capture showing QAM modulation analysis, including constellation diagrams and various measurement parameters like EVM and IQ offset.

• Supports AM/FM analog demodulation.
• Supports complex digital modulation analysis including ASK, FSK, PSK, and QAM.
• Provides detailed data analysis functions such as Error Vector Magnitude (EVM), Amplitude/Phase offset error, IQ offset error, and Gain imbalance.
• Various display formats are available, including Eye Diagrams, Constellation Diagrams, Phase Diagrams, Time Domain, Frequency Domain, and Waterfall Diagrams.

5.5 Измерение мощности

The instrument provides a comprehensive suite of power measurement functions for characterizing RF signals.

Figure 5.4: Graphical representation of various power measurement results, such as channel power and adjacent channel power ratio.

• CHP (Channel Power): Measures the total power within a specified channel bandwidth.
• ACPR (Adjacent Channel Power Ratio): Measures the power ratio between the main channel and adjacent channels.
• OBW (Occupied Bandwidth): Determines the bandwidth containing a specified percentage от полной мощности.
• T-Power (Time Domain Power): Measures power in the time domain.
• CNR (Carrier to Noise Ratio): Measures the ratio of carrier power to noise power.
• TOI (Third Order Intercept): Measures the third-order intercept point, indicating linearity.
• Harmonic Measurement: Analyzes the power of harmonic components.
• Spectrum Monitor: Provides continuous monitoring of the spectrum.

5.6 Пользовательский интерфейс и возможности подключения

Figure 5.5: The 10.1-inch multi-touch display of the SVA1015X, demonstrating touch-based interaction for setting parameters.

• The 10.1-inch capacitive multi-touch screen provides a modern and intuitive user experience.
• Supports external mouse and keyboard for alternative control.
• Remote control functionality allows for operation from a PC or mobile device.
• Network monitoring and FTP file operations are supported for data transfer and remote management.

6. Техническое обслуживание

6.1 Очистка

• Регулярно очищайте внешнюю поверхность прибора мягкой тряпкой.amp ткань.
• Не используйте абразивные чистящие средства или растворители, которые могут повредить изделие.asinг или дисплей.
• Ensure the instrument is powered off and disconnected from the power source before cleaning.

6.2 Калибровка

• For optimal measurement accuracy, periodic calibration by qualified personnel is recommended.
• Refer to the manufacturer's recommendations for calibration intervals.

7. Поиск Неисправностей

This section provides solutions to common issues encountered during the operation of the SVA1015X. If the problem persists, contact technical support.

8. Технические характеристики

The following table outlines the key technical specifications for the SIGLENT SVA1015X Spectrum Vector Analyzer.

9. Гарантия и поддержка

The SIGLENT SVA1015X is covered by a manufacturer's warranty. For detailed warranty terms and conditions, please refer to the warranty card included with your product or visit the official Siglent webсайт.

For technical support, service, or inquiries, please contact Siglent Technologies NA Inc. or your local authorized distributor. Contact information can typically be found on the Siglent webсайте или в документации по продукту.