Description
configured to make and break a circuit at the rhythm of a Morse-code transmission for telegraph-history demonstrations
75-inch aluminum-and-steel frame for mass-comparison work
thermometers
consistent rotation in force and motion experiments
Large Loudspeaker for Physics Demonstrations Subcategory_Spring Scales configured to make and breakBuilt in 300mW variable gain amplifier with 1 megohm input impedance accepts low output signal generators directly through the included coaxial to 4mm plug lead on this enclosed loudspeaker.
Exchange/Return Notes
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