Step-Down Transformer Demonstrator with Wall Plug, 4-24V 1A Heat & Thermodynamics_Energy Transfer & Engines providing a measurable projection surface

providing a measurable projection surface for sizing real images formed by lenses and concave mirrors

this three-dimensional Paramecium sectional model reveals internal structure and ciliate organization for microbiology teaching

allowing this tangent galvanometer to convert deflection angle into an absolute current reading

the standard spectrometer integrates collimator

press and two-way switches

Step-Down Transformer Demonstrator with Wall Plug, 4-24V 1A Heat & Thermodynamics_Energy Transfer & Engines providing a measurable projection surfaceWall plug step down transformer with 4mm sockets and selectable 4 6 12 24V outputs at 1A, sized as both a teaching demonstrator and a small footprint bench AC supply.