Premium Spectrum Tube Power Supply Subcategory_Molecular Models Spanning C (256 Hz) through

Spanning C (256 Hz) through C (512 Hz) in scientific pitch

Regulated dual-output power supply showing independent LED readouts of voltage and current

Life-size kidney model separates into two hemispheres exposing cortex

Hand-painted 4-part human brain model separates into cortical hemispheres and brain-stem regions for lobed-anatomy teaching at introductory biology levels

and extraocular detail for ophthalmology and sensory anatomy teaching

Premium Spectrum Tube Power Supply Subcategory_Molecular Models Spanning C (256 Hz) throughBuilt to excite gas atoms inside spectrum tubes, this premium power supply drives atomic emission demonstrations that reveal each element's characteristic spectral lines.