7.83Hz Schumann Waves Frequency Generator Adjustable 0.01Hz~100000Hz Signal Generator Sine Pulse Audio Resonator Type-C. 1X Schumann wave generator module. Default frequency: 7.83Hz. High quality material: High transparency acrylic shell, beautiful and durable, moderate size, easy to place and carry.
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2.5K-200MHz SI5351 clock signal generator module high frequency signal square wave frequency generator STM32 TFT display
Aliexpress UK
Antenna waveform: Sine wave. Interface waveform: Sine wave. Enhance Sleep Quality: Experience the natural 7.83Hz frequency with the Schumann Waves Resonance Generator. This resonance promotes relaxation, reduces stress, and aids in faster sleep onset, helping you wake up refreshed and energized.
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Small Gasoline Generator 220V 230V househo Equipment Generators Home And Outdoor Portable Frequency Generator 4/2.5L
Aliexpress UK
The product can not only output 7.83Hz Schumann wave, but also can be adjusted in the range of 0.1Hz ~ 100KHz frequency, digital circuit crystal oscillator frequency reference, more stable, stronger anti-interference.
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NE555 pulse frequency, duty cycle adjustable module,square/rectangular wave signal generator,stepping motor driver
Aliexpress UK
Antenna waveform: sine wave. 1X Schumann wave generator module. Shuman wave simulation: Simulating the natural Shuman wave of 7.83Hz on Earth can help relax the body and mind and promote health. Default frequency: 7.83Hz.
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DIY Electronic Kit Tesla Coil Plasma Generator Spark Gap Mini Ball Wireless Transmission Soldering Practice For Student Learning
Aliexpress UK
7.83Hz Schumann Waves Resonance Generator 0.01Hz~100000Hz Adjustable Ultralow Frequency Pulse Audio Resonator Sine Wave Resonance Generator. Enhance Sleep Quality: Experience the natural 7.83Hz frequency with the Schumann Waves Resonance Generator.
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NE555 Pulse Generator Pulse Starter Duty Cycle and Frequency Adjustable Module DIY Kit Oscillator Square Wave Signal Generator
Aliexpress UK
7.83Hz Schumann Waves Resonance Generator 0.01Hz~100000Hz Adjustable Ultralow Frequency Pulse Audio Resonator Sine Wave Resonance Generator. Antenna waveform: Sine wave. Interface waveform: Sine wave.
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15KV High Frequency Voltage Boost Inverter Generator Coil Arc Generator Plasma Boost Converter Inverter Step Up Power Module
Aliexpress UK
Antenna Waveform: Sine. Interface waveform: sine wave. This product not only can output 7.83Hz Schumann wave but also adds programmable frequency tuning technology, which can be adjusted in the range of0.1Hz~100KHz frequency;.
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Schumann Waves Resonance Generator 0.01Hz to 30000Hz Adjustable Sine Wave Resonance Generator 7.83Hz Ultra Low Frequency
Aliexpress UK
Antenna waveform: Sine wave. Interface waveform: Sine wave. Enhance Sleep Quality: Experience the natural 7.83Hz frequency with the Schumann Waves Resonance Generator. This resonance promotes relaxation, reduces stress, and aids in faster sleep onset, helping you wake up refreshed and energized.
eBay
AD9959 RF Signal Generator 4 Channels DDS Module AT Instruction Serial Output Sweep Frequency AM Signal-Generator Board Cable
Aliexpress UK