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Thunderstorm Activity Monitor (Downloadable Plans)

  • Image 1
Price:
$2.00
SKU:
THU1-D


Product Description

Plans for monitoring short pulse "spherics" electromagnetic energy occurring from lightning discharges. Device is a real asset in severe storm level areas (tornado country) by indicating dangerous levels of electrical activity. Provides early warning.

These are downloadable plans, requiring parts and assembly.

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