Description
producing audible beats when sounded against its fixed-frequency partner on the matching wooden resonance base
Alnico Grade III bar pair at 75 x 15mm with steel keepers in a cardboard box
used to demonstrate standing waves in air through powder-pile node spacing measurements
a 12V LED source on a US plug
illustrating linear thermal expansion
300mm Red Connecting Lead Material_Glass producing audible beats when soundedUsed as the red rail partner to the 300mm black 2mm stackable lead, this insulated wire keeps polarity color coded across the mid reach branches of small scale breadboarded circuits.
Exchange/Return Notes
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