Description

Reel of 30 SWG bare copper wire totaling about 1150 feet by mass

Six standardized objects mounted in 2 x 2 inch plastic frames

Low-noise 220V blower with a detachable 60-inch hose and adjustable flow control

Brass-wire conductor and seven plotting compasses on a clear base

Resonant Tuning Fork Pair on Pine Boxes with Mass and Mallet, 440Hz cylinder Reel of 30 SWG bareUsed to demonstrate beat frequencies and sympathetic resonance, this pair of 440Hz steel forks sits on pine resonance boxes (7. 5 x 4 x 2. 5 inches) with one fork carrying an adjustable tuning mass.

Exchange/Return Notes

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Resonant Tuning Fork Pair on Pine Boxes with Mass and Mallet, 440Hz cylinder Reel of 30 SWG bare

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