High-Tension Power Supply for Spectrum Tubes Subcategory_Spring Scales Supplied as the seven most

Supplied as the seven most common classroom sizes

dramatizing Coulomb repulsion and charge distribution on conductors

sized for the next step up from the 100uA meter when small-signal circuits exceed its full-scale deflection

Three-part skull model features painted muscle attachments and numbered details for cranial anatomy and muscle origin-insertion teaching

the next step up from the 1-ohm reference for low-resistance series-circuit and divider work

High-Tension Power Supply for Spectrum Tubes Subcategory_Spring Scales Supplied as the seven mostHigh tension power supply driving spectrum and discharge tubes in atomic spectra and gas discharge demonstrations for advanced physics classrooms.