AMNVOLT V4 ATS MINI SI4732 All Band DSP Radio User Manual

1. Уводзіны

The AMNVOLT V4 ATS MINI SI4732 is a compact and versatile all-band DSP radio receiver designed for enthusiasts and casual listeners alike. It supports a wide range of modes including FM, AM, SSB (LSB/USB), and covers HF, SW, MW, and VHF bands. This manual provides detailed instructions for setting up, operating, and maintaining your radio to ensure optimal performance and longevity.

2. Асноўныя магчымасці

• Advanced DSP Technology: Equipped with ESP32-S3 Main Controller and SI4732 DSP Chip for all-band reception (FM, AM, LSB, USB).
• Enhanced Circuitry: Features a shielded SI4732 receiving section to suppress electromagnetic interference (EMI) and integrated ESD protection at the antenna input for chip safety.
• Improved Hi-Z Circuit: Relocated to the front end of the antenna path, powered by a stable VCC_RADIO to preserve signal resonance and reduce noise.
• Дысплей з высокім дазволам: 1.9-inch IPS HD Color Screen with adjustable backlight (32-255 levels) and battery level display.
• Якасць гуку: Built-in 1W cavity speaker for loud, clear audio and a powerful headphone amplifier. Left/right audio channels are swapped and parameters recalibrated for enhanced sound.
• Магчымасць абнаўлення прашыўкі: Supports firmware updates, pre-loaded with at least VER.2.3.1.
• Трывалы дызайн: Available with either an ABS plastic or CNC aluminum alloy case. Features a more durable telescopic antenna and anti-slip knobs with improved grip.
• Versatile Antenna Options: Includes both a telescopic antenna and a Donut WB Antenna (10kHz-180MHz).
• FM Antenna Functionality: Wired earphones can be used as an FM antenna (requires strong FM signal and longer earphone cable for optimal performance).

3. Змесціва ўпакоўкі

Калі ласка, уважліва праверце пасылку пасля атрымання, каб пераканацца ў наяўнасці ўсіх прадметаў:

• 1 x AMNVOLT V4 Radio
• 1 х тэлескапічная антэна
• 1 x Donut WB Antenna

Заўвага: Earphones are NOT included and are used for demonstration purposes only in product images. The hanging rope/strap is also not included.

4. Кіраўніцтва па наладцы

4.1. Зарадка прылады

Before first use, fully charge your AMNVOLT V4 radio. Connect the provided USB Type-C cable to the charging port on the device and to a standard USB power adapter (not included). The charging port is not compatible with fast chargers.

4.2. Attaching an Antenna

The radio comes with two types of antennas: a telescopic antenna and a Donut WB Antenna. Choose the appropriate antenna for your desired frequency band and reception conditions.

1. Тэлескапічная антэна: Screw the telescopic antenna into the SMA-KE (Female) antenna port on the top of the radio. Extend it fully for optimal reception, especially for FM and VHF bands.
2. Donut WB Antenna: Connect the Donut WB Antenna to the SMA-KE port. This antenna is suitable for a wider range of frequencies (10kHz-180MHz) and can be rotated 360 degrees for better reception effect.

4.3. Пачатковае ўключэнне

Press and hold the power button (usually integrated with the main knob) to turn on the radio. The 1.9-inch IPS HD color screen will light up, displaying the current frequency and other information.

4.4. Абнаўленне прашыўкі

Your radio is pre-loaded with at least VER.2.3.1 firmware. It is recommended to regularly check for and install the latest firmware updates to access new features and improvements. Refer to the official AMNVOLT website or support resources for detailed instructions on how to perform firmware updates via a computer.

5. Інструкцыя па эксплуатацыі

5.1. Асноўныя элементы кіравання

• Галоўная ручка: Typically used for tuning frequency, navigating menus, and adjusting volume. Pressing it often acts as a selection or power button.
• Side Buttons/Interface: The radio features a Type-C charging port, a 3.5mm headphone interface, an upgraded anti-slip encoder, and an SMA antenna interface.

5.2. Band Selection and Tuning

The radio supports FM, AM, LSB, and USB modes across various bands. Use the main knob or dedicated buttons (if available) to cycle through modes and bands. Rotate the main knob to tune to your desired frequency. The 1.9-inch IPS display will show the current frequency and mode.

5.3. Выкарыстанне навушнікаў

Plug 3.5mm stereo headphones into the audio port for private listening. The built-in headphone amplifier provides powerful audio output. For FM reception, wired earphones can also function as an antenna. For optimal performance in this mode, ensure you are in a strong FM signal environment and use longer earphone cables.

5.4. Навігацыя па меню і налады

Access the radio's menu by pressing the main knob (or as indicated in the on-screen interface). The menu allows you to adjust various settings:

• Базавая ўстаноўка: Brightness, Sleep Timer, Battery Display, Theme Color.
• Sound Tune: Volume, Soft-mute, AGC ATTN (Automatic Gain Control Attenuation), Bandwidth.
• Advanced Set: Memory Save/Recall, Calibration, UTC Offset.

The radio also supports multiple system themes, allowing you to customize the display appearance.

6. Тэхнічнае абслугоўванне

• Уборка: Use a soft, dry cloth to clean the radio's exterior. Avoid using harsh chemicals or abrasive materials.
• Сыход за батарэяй: Каб падоўжыць тэрмін службы батарэі, пазбягайце частай поўнай разрадкі батарэі. Рэгулярна зараджайце прыладу, нават калі яна не выкарыстоўваецца працяглы час.
• Прашыўка: Keep your radio's firmware updated to ensure optimal performance and access to the latest features.
• захоўванне: Захоўвайце радыёпрыёмнік у прахалодным, сухім месцы, удалечыні ад прамых сонечных прамянёў і экстрэмальных тэмператур.

7. Выпраўленне непаладак

7.1. Poor Reception

• Ensure the antenna is properly connected and fully extended (for telescopic antenna).
• Try rotating the Donut WB Antenna for better signal acquisition.
• If using earphones as an FM antenna, ensure a strong FM signal environment and use longer earphone cables.
• Check for local interference sources (e.g., other electronic devices).

7.2. Reduced WiFi Signal (Metal Case Version)

The CNC aluminum alloy case provides enhanced EMI resistance but may slightly reduce WiFi signal strength. This is a characteristic of the material and not a defect. If WiFi connectivity is critical, consider using the ABS plastic version or positioning the radio away from WiFi-dependent devices.

7.3. Radio Not Turning On

• Ensure the battery is sufficiently charged. Connect the radio to a power source using the Type-C cable.
• Націсніце і ўтрымлівайце кнопку харчавання некалькі секунд.

8. Тэхнічныя характарыстыкі

9. Карыстальніцкія парады

• Аптымальны прыём FM: When using wired earphones as an FM antenna, experiment with different earphone cable lengths and positions to find the best reception, especially in areas with weaker signals.
• Firmware Importance: Regularly check for and install the latest firmware updates to ensure your radio has the most current features and bug fixes.
• Спадарожнік на адкрытым паветры: The compact size and robust design make the AMNVOLT V4 an excellent companion for outdoor activities like hiking and campінж.
• Strap Hole (Metal Version): For metal casing radios manufactured from November 4, 2025, a strap hole is included, allowing users to attach their own carrying straps.

10. Часта задаюць пытанні (FAQ)

Q: Can I listen to the UHF band of TVs with this radio?

A: No, the AMNVOLT V4 ATS MINI SI4732 is not designed to receive TV UHF bands. Its VHF frequency range is 64-108MHz.

Q: Is the VHF frequency range limited to 64-108 MHz, or can it monitor up to 174 MHz?

A: The specified VHF frequency range for this model is 64-108 MHz.

Q: Is FM reception in stereo?

A: The product description highlights enhanced sound quality and a headphone amplifier, but does not explicitly state stereo FM. Please refer to the latest firmware documentation for specific audio output capabilities.

Q: What version of firmware/software does it come with installed?

A: The radio is pre-loaded with at least VER.2.3.1. It is recommended to update to the latest available firmware for optimal performance.

11. Гарантыя і падтрымка

Каб атрымаць інфармацыю аб гарантыі, тэхнічнай падтрымцы або абслугоўванні, звярніцеся да дакументацыі, якая пастаўляецца з вашай пакупкай, або звярніцеся непасрэдна да прадаўца. Захоўвайце пацвярджэнне пакупкі для любых гарантыйных прэтэнзій.