1. Introduction to the Schumann Wave Generator
The Schumann Wave Generator is designed to emit an ultra-low frequency pulse at 7.83Hz. This frequency, known as the Schumann resonance, is a natural electromagnetic resonance of the Earth. The device does not produce audible sound or directly alter audio/visual quality. Instead, it aims to create an environmental field that may promote relaxation and improve the body's perception of sound and images, potentially benefiting overall well-being, sleep quality, and work efficiency.
The device is suitable for various environments:
- Audio-Visual Spaces: To enhance the sound field and audio-visual experience.
- Kmamar tas-sodda: To aid sleep, soothe nerves, and assist with insomnia.
- Uffiċċji: To promote relaxation and improve work efficiency.
- Creative Spaces: To foster creative inspiration.
- Meditation/Relaxation Areas: To facilitate body and mind rest during activities like tea ceremonies or spiritual practices.
2. Kontenut tal-Pakkett
Upon unboxing your Douk Audio Nobsound DZ039 Schumann Wave Generator, please ensure all items listed below are present:
- 1 x Schumann Resonance Pulse Generator (Model DZ039)
- 1 x Power Supply (DC 12V, 1A)

Image: The Schumann Resonance Pulse Generator, its power supply, and the product packaging box.
3. Karatteristiċi tal-prodott
- Ultra High-Density Non-Direct Coil Design: Features an advanced coil design that generates an abundant quantity of magnetism without directivity, ensuring a balanced electromagnetic field and enhanced sensitivity.
- Teknoloġija kontra l-Vibrazzjoni: Incorporates four small needles for 12mm thick high penetration acrylic on the PCB, providing direct anti-vibration support to stabilize the frequency output.
- Magnetic Variable Technology: The Schumann intensity varies in a "weak-strong, strong-weak" pattern, creating regular changes for a more comfortable user experience.
- Magnetic-Bit Coexistence: Successfully integrates both magnetic field and bit-field antennas, breaking traditional boundaries.
- Work Condition Indicator (V1.3): The V1.3 version includes a red indicator light that flashes according to the frequency, confirming operation. All indicators can be turned off to prevent disturbance during sleep.

Immaġni: Close-up view of the device's circuit board, highlighting the ultra high-density non-direct coil design for balanced electromagnetic fields.

Immaġni: Dettaljata view of the device's side, indicating the power indicator switch and work indicator switch, which allows turning off the indicator lights.

Image: Internal components of the device, illustrating the built-in linear power module for efficient operation.
4. Istruzzjonijiet ta' Setup
Setting up your Schumann Wave Generator is straightforward. Follow these steps to begin operation:
- Qabbad l-Enerġija: Locate the DC 12V power input port on the side of the device. Insert the provided power supply cable into this port.
- Qawwa Mixgħul: Once connected to a power source (100V-240V universal), the device will automatically power on. The display screen will illuminate, and the work condition indicator light (red) will begin flashing, indicating active operation.
- Pjazzament: Place the generator in your desired environment (e.g., bedroom, office, audio-visual space). For optimal effect, it is recommended to place it in a central location within the area of use.

Image: The device illustrating the power lamp (blue) and the working indicator light (red/orange) when active.
5. Istruzzjonijiet Operattivi
The Schumann Wave Generator offers adjustable frequency settings and display options:
- Aġġustament tal-Frekwenza:
- Press the "Mode Switch" button (usually labeled "SET" or similar) to enter frequency input mode.
- Use the numerical keypad (0-9) to input your desired frequency in Hertz (Hz). The device supports a frequency range of 0.01Hz to 200KHz.
- Press the "OK" button to confirm your input. The device will then operate at the newly set frequency.
- Kontroll tad-dawl ta' wara: The device features a backlight switch (often labeled "Backlight Switch") to turn the display backlight on or off. This is useful for nighttime use to avoid light disturbance.
- Work Condition Indicator: The V1.3 version includes a red indicator light that flashes based on the operating frequency. This indicator can be turned off via a dedicated switch if desired, particularly for use in dark environments like bedrooms.
- Output Frequency Check (Optional): While the device operates silently, you can connect headphones or an external speaker to the "Audio Interface Frequency Output" jack to audibly verify the emitted frequency. Note that the included earphones are for testing purposes only and may not affect performance.
- Funzjoni Timer: The device may include a timer function to automatically shut down after a set number of hours. Refer to the on-screen display or manual for specific timer setting instructions.
Video: A demonstration by the seller on how to test the Schumann Resonance Generator, including inputting frequencies and observing the output.

Image: The Schumann Wave Generator being used in different environments, illustrating its versatility for relaxation, creativity, and enhancing audio experiences.
6. Effective Sine Therapeutic Frequencies List
The device allows for various frequency inputs beyond the default 7.83Hz. Below is a list of common frequencies and their generally associated effects. Individual experiences may vary.
| Frekwenza (Hz) | Related Effects |
|---|---|
| 10 Hz | Associated with deep meditation and relaxation. |
| 40 Hz | May be related to cognitive function and memory enhancement. |
| 174 Hz | Relieves pain and promotes bodily self-healing. |
| 285 Hz | Promotes tissue repair and recovery. |
| 396 Hz | Eliminates fear and guilt, promotes liberation. |
| 417 Hz | Facilitates change and restores balance. |
| 432 Hz | Harmonizes with the universe, promotes relaxation of body and mind. |
| 528 Hz | DNA repair, promotes miracles and transformation. |
| 639 Hz | Improves relationships, promotes communication and harmony. |
| 741 Hz | Enhances self-expression and intuition, clears negative energy. |
| 852 Hz | Elevates spirituality, promotes self-reflection and introspection. |
| 963 Hz | Promotes awakening, connects to divine consciousness. |
Usage Notes: The effects of these frequencies can vary among individuals, and different people may have different experiences.
7. Speċifikazzjonijiet
- Frekwenza: 7.83Hz (Default)
- Medda ta' Frekwenzi: 0.01Hz - 200KHz
- Vol ikklassifikattage: DC 12V
- Kurrent Rated: 1A
- Vol. Applikabblitage: 100V-240V Universali
- Daqs: 117 x 93 x 29 mm (4.61 x 3.66 x 1.14 pulzieri)
- Piż Nett: 0.21 Kg (0.46 lb)
- Manifattur: Nobsound
- Numru tal-Mudell: DZ039

Image: The compact design of the Schumann Wave Generator, showing its dimensions and net weight.
8. Manutenzjoni u Kura
To ensure the longevity and optimal performance of your Schumann Wave Generator, please observe the following maintenance guidelines:
- Tindif: Use a soft, dry cloth to clean the device. Avoid using abrasive cleaners or solvents, as these may damage the acrylic casing jew komponenti interni.
- Ħażna: Aħżen l-apparat f'post frisk u niexef 'il bogħod mix-xemx diretta, temperaturi estremi, u umdità għolja.
- Immaniġġjar: Handle the device with care to prevent drops or impacts, which could damage the internal circuitry.
- Provvista tal-Enerġija: Always use the provided power supply. Using an incompatible power adapter may damage the device and void the warranty.
9 Issolvi l-problemi
If you encounter any issues with your Schumann Wave Generator, please refer to the following common troubleshooting steps:
- L-Apparat Mhux Jixgħel:
- Ensure the power supply is securely connected to both the device and a working electrical outlet.
- Ivverifika li s-sokit tal-enerġija qed jaħdem billi tqabbad apparat ieħor.
- Ebda Dawl Indikatur:
- Check if the work condition indicator switch is in the "on" position.
- If the device is powered on but no lights appear, contact customer support.
- Frequency Not Changing:
- Ensure you are correctly pressing the "Mode Switch" and "OK" buttons after inputting the new frequency.
- Double-check the numerical input for accuracy.
- Imġieba mhux tas-soltu: If the device exhibits unexpected behavior, disconnect the power supply for a few minutes, then reconnect it to perform a soft reset.
If the issue persists after attempting these steps, please contact Douk Audio customer support for further assistance.
10. Garanzija u Appoġġ
For warranty information, product support, or any inquiries regarding your Douk Audio Nobsound DZ039 Schumann Wave Generator, please refer to the warranty card included in your package or visit the official Douk Audio websit. Żomm l-irċevuta tax-xiri tiegħek bħala prova tax-xiri għal talbiet ta' garanzija.





