$46.99 Buy It Now or Best Offer
free,30-Day Returns
Seller Store doukmall
(57934) 99.4%,
Location: shenzhen
Ships to: US,
Item: 264648888819
Restocking Fee:No
Return shipping will be paid by:Seller
All returns accepted:Returns Accepted
Item must be returned within:30 Days
Refund will be given as:Money Back
Douk Audio:Douk Audio
MPN:GFJ489
Signal Generator Type:Audio Signal Generator
Schumann wave itself does not make any sound, it is not directly acting on the sound or video products to improve the quality of sound or vision. It’s working on the space environment, make the people’s physical and mental get relaxed, improve the body’s perception of sound and images, improve the human body health and working efficiency, it also has a good effect on insomnia, mental strain and so on. For more information please Google “Schumann Resonance”. Add to Favorites Seller Join newsletter New Arrival Ending Soon View Feedback About Us Contact Us View All Categories Nobsound & Douk Audio Add-on Items US Warehouse UK Warehouse DE Warehouse AU Warehouse Digital Amplifier Tube Amplifier Audio Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Audio Player Music Spectrum & Clock Empty Chassis Record Player & Turntable Part Power Supply Vacuum Tubes Hi-Fi Speakers Hi-Fi Cable Transformer Radio Communication Audio Accessories Other Home Feedback Save Seller New Listed Ending Soon Contact us Store Category Nobsound & Douk Audio Add-on Items US Warehouse Add-on Items Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Music Spectrum & Clock Audio Accessories Other UK Warehouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Music Spectrum & Clock Record Player & Turntable Part Audio Board & DIY Kit Audio Accessories Other DE Warehouse Add-on Items Digital Amplifier Tube Amplifier Hi-Fi Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Audio Processor Music Spectrum & Clock Aluminum Chassis Record Player & Turntable Part Audio Board & DIY Kit Radio Communication Audio Accessories Other AU Warehouse Add-on Items Amplifier Preamp & Phono Stage Headphone Amplifier DAC & Audio Adapter Audio Splitter/Switcher Music Spectrum & Clock Audio Accessories Other Digital Amplifier Multi-Function Mono Channel 2.0 Channel 2.1 Channel 4.0 Channel 5.1 Channel Tube Amplifier DIY Kit Hybrid Amplifier Mini Tube Amplifier EL34 Tube Amplifier KT88 Tube Amplifier 300B Tube Amplifier Other Tube Amplifier Audio Amplifier Mini Amplifier Integrated Amplifier Power Amplifier Audio Board & DIY Kit Preamp & Phono Stage Tube Preamp Digital Preamp Phono Preamp Passive Preamp Audio Board & DIY Kit Headphone Amplifier Mini Headphone Amp Desktop Headphone Amp Portable Headphone Amp Tube Headphone Amp DAC & Audio Adapter Audio Adapter USB DAC Bluetooth Receiver/Transmitter Digital Interface Audio Board & DIY Kit Audio Splitter/Switcher Speaker Switcher Bluetooth & XLR & MIC 2 Way 3 Way 4 Way Multiple Way Audio Processor Guitar Effects Equalizer Audio Mixer Noise Isolator Audio Player Digital Player Record Player CD Player Portable Player Music Spectrum & Clock Analog VU Meter Tube Sound Level Meter LED Sound Level Meter VFD Audio Spectrum LED Clock Nixie Tube Clock VFD Tube Clock IPS Nixie Clock Oscilloscope Tube Clock Board & DIY Kit Other Empty Chassis Small-sized Medium-sized Large-sized Personalized Record Player & Turntable Part Set-up Transformer Record Weight & Clamp Cleaning Kit Scale Gauge Platter Mat Dust Cover Needle Other Power Supply Linear Power Supply Switching Power Supply Power Supply Filter USB Charging Hub Board & DIY Kit Vacuum Tubes Shuguang Tube PSVANE Tube Tube Socket Tube Tester Probe Hi-Fi Speakers Frequency Divider Speaker Unit Hi-Fi Cable RCA Audio Cable 1/8 & 1/4 Stereo Jack Cable Speaker Cable USB Cable Optical Fiber Cable Conversion Cable Dock Cable Other Transformer Toroidal transformer Output Transformer Other Radio Communication Tesla Coil Transmitter & Receiver Signal Generator Antennas & Tuners Shortwave Radios Ham Amateur Radio Audio Accessories Volume Controller Mount Stand Bracket Feet & Pads Op Amp Headphone Current Meter Other Other Join Our Newsletter Receive our email newsletters about new items and special promotions! Sign Up Now ! 7.83HZ Schumann Wave Resonance Ultra-low Frequency Pulse Generator Sleep Relax Item description If you want Transparent/Black version and the matching Quantum Crystal, Please Click: LINK Introduction Schumann wave itself does not make any sound, it is not directly acting on the sound or video products to improve the quality of sound or vision. It’s working on the space environment, make the people’s physical and mental get relaxed, improve the body’s perception of sound and images, improve the human body health and working efficiency, it also has a good effect on insomnia, mental strain and so on. For more information please Google “Schumann Resonance”. For audio-visual space – to enhance the sound field and audio-visual effects For the bedroom – to help sleep soothe the nerves, treatment of insomnia For the office – relax and improve work efficiency For the create space – to improve creative inspiration For the tea ceremony, spirituality, realization space – resting body and mind Specifications Frequency: 7.83Hz Size: 150 * 120 * 40mm Weight: 0.4Kg Rated voltage: DC 12V Rated current: 1.5A Applicable voltage: 100V-240V Universal Including accessories: DC 12V Power supply. Notes The FM 783 Schumann wave generator is an auxiliary device that acts on the human body at a relatively weak frequency, and Schumann wave will fail in the following cases: the surrounding environment is too noisy, all kinds of waveform more far than the Schumann wave generator radiation intensity. the body is excited, excited state. each type of continuity under the big volume of DJ music. General application Suggested that the goods placed a height of 1.5 meters, a single product should be in the area of not more than 18 square meters, more than one, please purchase more than one. It is recommended to use a matching linear power supply. Category Application ① HIFI Application Principle Drive off the clutter + clean listening environment + enhance the body perception = system upgrade. 1, HIFI speaker system applications: 18 square meters of kiss environment, Will schumann wave level placed in the middle of the two speakers, after a little, when the conditions allowed to place a height of 1.2-1.5 m, Schumann wave to avoid vibration or anti-vibration treatment can enhance More than 18 square meters of listening environment, it is recommended to buy two, Can be schumann wave put on top of the box or around, Other requirements are the same as above 2, Hifi application system: Because only the use of headphones to listen, in the effect, only the remaining “to enhance the human body perception”, although the effect of a sudden drop, but still exist. ② Film direction application The required number of Schumann wave and placement and HIFI application of the same, for more than 40 square use of the environment HIFI players, Suggested use 4 pieces of Schumann wave generator. ③ Help sleep direction: Because each person has a different perception and there are individual differences, some people first application of the middle of the night sleep quality is not too high, after several days to adapt, to achieve deep sleep. ④ Creative direction: Often used in calligraphy and painting, designers, can meditate; ⑤ Other direction: Meditation, Martial arts practice, Taoist culture research, biology, medicine and other direction Can be used with quantum crystal, enhance the improvement of space resonance, strengthen the anti-shock, improve the launch efficiency and stability Below it’s the picture for your reference: Schumann wave applied to HIFI, the performance in the details of the players require a certain appreciation of the ability, we made a small proposal to the domestic players trial reference: has many years of experience in HIFI, can appreciate the advantages and disadvantages of different combinations of equipment capacity. their own HIFI equipment level can not be too low can be heard, the difference between the different systems on the same line to bring the tone changes (focus). Payment Delivery details Return Policy About us Contact us Payment Safe and secure payment by PayPal. Delivery details Please leave VALID TELEPHONE NUMBER which is necessary and very important. Customs Clearance We are NOT responsible for any customs duties fee. We are NOT responsible for any import tax or customs delay. Most item will be shipped within 2 working days. For package less than 2KG, we use Airmail (10-25 days to most countries) and for package over than 2KG we use Expedited Service such as DHL, UPS and FEDEX (5-8 days to most countries). Return Policy Free Return Within 30 DaysWe provide return within 30 days for all items you bought on eBay, full refund and return shipping will be provided. 1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes). If you are satisfied with our products and service please leave a 5-star . Feedback is very important to us just like our lives, please DO contact us before you leave a neutral or negative feedback, we will provide better solutions until you are satisfied. About us Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable. We will spare no efforts to bring great products and service for customers and extremely to improve our customers listening experience. Contact us Please don’t hesitate to contact us if you have any questions or comments about our items. And our working time is from Monday to Friday between 9:00 am to 06:00 pm(Beijing Time), which means we can keep on-line at: Working time Beijing(CN)Monday-Friday09:00 AM – 18:00 AMNew York(US)Sunday to Thursday08:00 PM – 05:00 AMLondon(UK)Monday-Friday01:00 AM – 10:00 AMParis(FR)Monday-Friday02:00 AM – 11:00 AM During holiday, please allow us to response you early next week. Please don’t leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation. Home Feedback Save Seller New Listed Ending Soon Contact us
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