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Your cart is empty.Features： The schumann signal device provides accurate frequency adjustment and precise waveform output. Its user friendly design and stable operation make it a great choice for professionals in the field of electronics and testing. Designed for various environments such as laboratories, schools, and studios, where signal generation and frequency adjustment are required. Perfect for electronic device testing, equipment calibration, and scientific experiments. Unlock new possibilities with the schumann signal device and improve your work or projects. Specifications: Material:PCB Size/Style:As Picture Shown Color:Green/RedColor Green standard version: Circuit board size: 15x15cm Antenna waveform: sine waves Interfaces waveform: sine waves+square waves+inverse square waves (the bottom left corner is the output interfaces, and the waveform is output simultaneously) Power supply interfaces: DC5.5x2.1 Power supply voltage: 5V RatedPower Consumption:
Rubinetto
Reviewed in Mexico on January 17, 2025
Me ayuda a dormir ... Solo lo escucho 18 min 3 veces por semana
Michael Underwood
Reviewed in the United States on July 6, 2024
This product is exactly what I ordered and does exactly what it says it does you won’t be sorry
JL
Reviewed in the United States on May 9, 2024
How does it work? Is there a way to connect it to speakers to hear the frequency?
Brian
Reviewed in the United States on May 22, 2024
The item stopped working after 14 days.
Timothy Nix
Reviewed in the United States on May 16, 2024
It need a double aux to work. It doesn't come with it. The double aux is the output. There are no instructions.
Manuel orozco
Reviewed in the United States on March 28, 2024
Omg once i hooked it up i was like wow
Amanda and Kyle Seay
Reviewed in the United States on March 18, 2024
I can’t hear anything I have followed all instructions given which were none. I looked it up on the internet and still nothing.
Erick Lee
Reviewed in the United States on October 23, 2024
trash
Sara
Reviewed in the United States on January 31, 2024
Perfect for what I need it for
kenneth Baker
Reviewed in Canada on January 23, 2024
Works
Nicole Graham
Reviewed in Canada on January 13, 2024
Excellent
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