US$ 165.46
moveable joints
Built from two counter-rotating foil-sectored plates with a belt drive and a pair of Leyden-jar condensers
and a candle holder
this 3-inch Alnico pair fills the mid-length slot between the 1
and steel in a snap-top case
Premium Spectrum Tube Power Supply Material_Zinc moveable jointsBuilt to excite gas atoms inside spectrum tubes, this premium power supply drives atomic emission demonstrations that reveal each element's characteristic spectral lines.
US$ 165.46
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