7.83Hz Schumann Resonance Wave Generator – Adjustable 0.1–30KHz

Adjustable Schumann Resonance Wave Generator – 7.83Hz Ultra-Low Frequency Audio Resonator

Experience precision-engineered frequency generation with this Adjustable 7.83Hz Schumann Resonance Wave Generator. Built with high-quality PCB components and a low-temperature drift crystal oscillator, this device delivers stable, accurate ultra-low frequency output — from a fixed 7.83Hz Earth resonance frequency all the way up to 30,000Hz. Whether you're an electronics enthusiast, researcher, or audio experimenter, this compact generator offers impressive versatility in a USB-powered form factor.

Key Features

• Programmable Frequency Modulation: Outputs the classic 7.83Hz Schumann frequency by default, with full adjustability across 0.1Hz to 30,000Hz — ideal for a wide range of audio and signal experiments.
• High Stability Crystal Oscillator: Uses a digital circuit crystal oscillator frequency reference with a low-temperature drift crystal for more precise, consistent output.
• Multiple Waveform Outputs: Antenna outputs a pure sine wave; the interface simultaneously outputs sine wave, square wave, and inverted square wave.
• Flexible Power Options: Compatible with DC 5.5/2.1 or Micro-USB interfaces — plug into a power bank, USB charging head, or any USB-powered device for convenient portable use.
• Low Power Consumption: Operates at 5V with less than 1W rated power draw, making it highly energy-efficient.
• Compact & Durable: Black PCB construction designed for reliable long-term use.

Technical Specifications

What's in the Box

• 1 × Schumann Wave Generator

Note: Battery not included. Other products shown in images are not included. Slight color or appearance differences may occur between batches; this does not affect performance.

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Learn more: ENERGY STAR product efficiency guidance

Frequently Asked Questions

Q: What is the default frequency output of this Schumann Wave Generator?

A: The device defaults to 7.83Hz — the classic Earth-resonance Schumann frequency. You can manually adjust the output frequency anywhere in the range of 0.1Hz to 30,000Hz using the programmable frequency modulation feature.

Q: How do I power this Schumann Resonance Generator?

A: It supports both a DC 5.5/2.1 interface and a Micro-USB interface, running at 5V with less than 1W power draw. You can connect it to a standard USB power bank, USB charging adapter, or any compatible USB power source — no batteries required.

Q: What types of waveforms does this generator output?

A: The antenna outputs a pure sine wave. The lower-left interface outputs three waveforms simultaneously: sine wave, square wave, and inverted square wave — giving you versatility for various audio and frequency experiments.

Q: Is this generator suitable for audio and electronics experimentation?

A: Yes. Thanks to its wide adjustable frequency range (0.1Hz–30KHz), high-precision crystal oscillator, and multiple output waveform options, this generator is well-suited for electronics hobbyists, audio engineers, and frequency research applications.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.