Upgraded NanoVNA Vector Network Antenna Analyzer User Manual

1. Introducció

This manual provides detailed instructions for the Upgraded NanoVNA Vector Network Antenna Analyzer, including the LiteVNA, TinySA ULTRA, NanoVNA-H4, and DeepVNA models. These portable Vector Network Analyzers (VNAs) are designed to meet a wide range of measurement needs for amateur radio and RF electronics enthusiasts, covering HF, VHF, and UHF frequencies. They are capable of measuring S-parameters (S11, S21), SWR, impedance, phase delay, and displaying data on a Smith Chart. The devices feature a compact design, a 4-inch color touch screen, and enhanced performance for various applications, including antenna system analysis, filter measurement, and duplexer testing.

The LiteVNA, in particular, improves upon previous NanoVNA and SAA2 designs by offering an ultra-wide measurement range of 50 kHz to 6.3 GHz, faster scanning speeds, and more scan points. It includes a MicroSD slot for saving field test data and screens, making it a versatile tool for both hobbyists and professionals.

2. Models and Key Features

The product line offers several models, each with specific frequency ranges and features:

2.1 LiteVNA (50 KHz to 6.3 GHz)

• Interval de freqüència: 50 kHz to 6.3 GHz.
• Visualització: 4-inch colorful touch screen with touch and wheel operation.
• Emmagatzematge de dades: MicroSD slot for saving measurement data (up to 32GB).
• Interfície: Type-C USB for power and data transfer.
• Controls: Power on/off switch, LED indicator, multi-function switch (Left/OK/Right).
• Rendiment: Improved stability and sensitivity, faster scanning speeds, more scan points.

2.2 TinySA ULTRA (100 KHz to 5.3 GHz)

• Interval de freqüència: 100 KHz to 5.3 GHz (ULTRA mode).
• RF Generator: 100 KHz to 5.4 GHz.
• Característiques: RBW 200Hz-850KHz, LNA & Attenuator, low phase noise (-92dBc@10kHz), DANL -166dBm/Hz.
• Visualització: 4-inch screen with sensitive touch.
• Bateria: Bateria recarregable de 3000 mAh.
• Emmagatzematge de dades: Supports up to 32GB MicroSD card.
• Connectivitat: PC control available, ESD protected version V0.4.5.1.

2.3 NanoVNA-H4 (10 KHz to 1.5 GHz)

• Interval de freqüència: 10 KHz to 1.5 GHz (Version 4.3).
• Visualització: 4-inch easy-reading screen with sensitive touch.
• Construcció: Durable metal case.
• Bateria: Built-in 1950mAh rechargeable battery, offering approximately 8 hours of working time.
• Connectivitat: USB Type-C port for charging and data.
• Mides: Transmission S21, Reflection S11, Antenna Analyzer functions.

2.4 DeepVNA (10 KHz to 1.5 GHz)

• Interval de freqüència: 10 KHz to 1.5 GHz (HW 3.2, DeepVNA101).
• Visualització: 4.3-inch LCD screen with genuine sensitive error-free touch.
• Controls: Added rotary encoder and RTC (Real-Time Clock) functions.
• Intervals de mesura: S11 and S21 measuring ranges up to 70 dB (10k-300MHz).
• Sortida/Entrada: PORT1 Output up to 0 dBm, PORT2 Input up to +20 dBm tolerance.
• Configuració: Adjustable brightness, time, and calendar settings.

3. Contingut del paquet

The contents may vary slightly depending on the specific model purchased. Please refer to the image below for a general overview d'accessoris inclosos.

3.1 Common Items

• Vector Network Analyzer Host Unit (LiteVNA, TinySA ULTRA, NanoVNA-H4, or DeepVNA)
• 15cm SMA male to male RG316 RF cable (x2)
• USB Type-C data cable (x1)
• Type-C to Type-C data cable (x1)
• Stylus Pen (x1)
• SMA male calibration kit (OPEN, SHORT, LOAD)
• Female to female connector (x1)

3.2 Model-Specific Items

• TinySA ULTRA: MicroSD card (32GB), Lanyard, Telescopic antenna.
• DeepVNA: Maleta de transport.

4. Configuració inicial

Follow these steps to prepare your Vector Network Analyzer for use:

1. Carregueu el dispositiu: Connect the device to a 5V USB power source using the provided USB Type-C cable. The LED indicator will show charging status. Ensure the device is fully charged before first use for optimal battery life.
2. Insert MicroSD Card (if applicable): For models with an SD card slot (e.g., LiteVNA, TinySA ULTRA), gently insert a MicroSD card (up to 32GB) into the designated slot. This is used for saving measurement data and screenshots.
3. Encès: Locate the power button or switch (e.g., on the side for LiteVNA) and press/slide it to turn on the device.
4. Calibració inicial: Before taking accurate measurements, it is crucial to perform a calibration.
• Connect the provided SMA calibration kit (OPEN, SHORT, LOAD) to PORT1 and PORT2 as instructed by the on-screen prompts or the device's menu.
• Follow the on-screen instructions to complete the calibration process for each state (OPEN, SHORT, LOAD).
• Once calibrated, save the calibration data if prompted.
5. Connecteu els cables RF: Attach the SMA male to male RG316 RF cables to PORT1 and PORT2 as required for your specific measurement setup.

5. Funcionament

Your Vector Network Analyzer is designed for intuitive operation using its touch screen and physical controls.

5.1 Navegació bàsica

• Pantalla tàctil: Use the included stylus or your finger for sensitive touch input on the 4-inch (or 4.3-inch for DeepVNA) color display.
• Multi-functional Knob/Wheel: Rotate the knob to navigate menus and adjust values. Press the knob (or use the 'OK' function on the multi-function switch) to confirm selections.
• Interruptors: Utilize physical switches for power control and other functions as indicated on the device.

5.2 Realització de mesures

The device can measure various RF parameters:

• S-Parameters (S11, S21): Measure reflection coefficient (S11) and transmission coefficient (S21) to characterize RF components.
• SWR (Standing Wave Ratio): Determine the impedance match of antennas and transmission lines.
• Impedància: Analyze the complex impedance of circuits.
• Phase Delay: Measure the phase shift introduced by a device.
• Gràfic de Smith: Visualize impedance matching and component characteristics graphically.
• TDR/DTF (Time Domain Reflectometry/Distance to Fault): (LiteVNA) Use IFFT calculations for cable fault location.

Navigate through the on-screen menu to select the desired measurement type and frequency range. Adjust start/stop frequencies, sweep points, and other parameters as needed.

5.3 Gestió de dades

• Desar dades: Use the MicroSD card slot to save measurement data, configurations, and screenshots. Follow the menu options for saving files (e.g., Touchstone .snp files).
• Connectivitat amb PC: Connect the device to a computer via the USB Type-C cable. Use compatible software like VNA Saver (for PC) or NanoVNA-Web Aplicació (per a Android) per controlar el dispositiu, view data, and export files per a una anàlisi posterior.

5.4 Funcions avançades (dependents del model)

• Generador de senyal: TinySA ULTRA models include a built-in RF signal generator (100KHz-5.4GHz).
• Configuració d'hora/calendari: DeepVNA models allow setting the device's internal time and calendar.
• Ajust de brillantor: Most models offer adjustable screen brightness via the menu or dedicated controls.

6. Cura i Manteniment

• Neteja: Use a soft, dry cloth to clean the device's screen and body. Avoid using harsh chemicals or abrasive materials.
• Emmagatzematge: Store the device in a cool, dry place away from direct sunlight and extreme temperatures. If a carrying case is provided (e.g., with DeepVNA), use it for protection during storage and transport.
• Cura de la bateria: Per allargar la durada de la bateria, eviteu descarregar-la completament amb freqüència. Carregueu el dispositiu regularment, sobretot si l'emmagatzemareu durant un període prolongat.
• Descàrrega estàtica: Always handle the device with care and avoid static discharge, as this can damage sensitive electronic components.
• Cura del connector: Keep the SMA connectors clean and free from dust or debris. Avoid overtightening connections.

7. Solució De Problemes

Si teniu problemes amb el dispositiu, proveu les solucions següents:

• El dispositiu no s'encén:
• Assegureu-vos que la bateria estigui prou carregada. Connecteu el dispositiu a una font d'alimentació i deixeu-lo carregar durant almenys 30 minuts abans d'intentar tornar-lo a encendre.
• Check the power switch/button for proper engagement.
• Mesures inexactes:
• Perform a full calibration (OPEN, SHORT, LOAD) before each measurement session or when changing frequency ranges significantly.
• Ensure all RF cables and connectors are securely attached and in good condition.
• Verify that the correct measurement parameters (start/stop frequency, sweep points) are set for your application.
• Pantalla que no respon/es bloqueja:
• Try a soft reset by holding down the power button for several seconds until the device restarts.
• Ensure the stylus or your finger is making proper contact with the screen.
• Data Saving Issues:
• Check if the MicroSD card is correctly inserted and not full.
• Ensure the MicroSD card is formatted correctly (FAT32 is usually recommended).
• Connectivity Problems with PC/Android:
• Ensure the USB Type-C cable is functioning and properly connected.
• Verify that the correct drivers are installed on your PC, and the VNA Saver or NanoVNA-Web App is up to date.

8. Especificacions tècniques

8.1 LiteVNA Specifications

8.2 NanoVNA-H4 Specifications

8.3 DeepVNA 101 Specifications

8.4 TinySA ULTRA Specifications

8.5 Physical Specifications (Common)

9. Consells d'usuari

• Calibració regular: For the most accurate results, especially when working with different frequency ranges or connecting new components, always perform a fresh calibration using the provided kit.
• Qualitat del cable: Use high-quality RF cables and connectors. Poor quality or damaged cables can significantly affect measurement accuracy.
• Actualitzacions de programari: Comproveu el del fabricant website or community forums for firmware updates for your device. Updates often include performance improvements, bug fixes, and new features.
• Programari de PC: Leverage the PC control software (e.g., VNA Saver) for more detailed analysis, larger display, and easier data management, especially when dealing with complex measurements or large datasets.
• Protecció ESD: Always be mindful of electrostatic discharge (ESD) when handling the device and connecting components, especially for models like TinySA ULTRA which feature ESD protection.

10. Garantia i Suport

For warranty information, please refer to the documentation included with your product or contact the manufacturer directly. Technical support may be available through the manufacturer's official website or designated support channels. Keep your purchase receipt as proof of purchase for any warranty claims.