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Programmable 0.01 Hz–100 kHz sine generator with twin spiral coils
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Nov. 10, 2026
Keypad-programmable sine-wave generator by Tom Matrix. Boots on 7.83 Hz, adjustable from 0.01 Hz to 100,000 Hz, with presets for 432, 528 and 963 Hz. Drives two flat spiral coils or headphones/amplifier via a 3.5 mm jack. USB 5 V powered. Ships free worldwide from France. Learn More
