AC/DC Power Supply Controller for Ripple Tank, Variable DC and Fixed AC Pack Size_7 and acetate strips for hollow-conductor

and acetate strips for hollow-conductor work

Built for introductory head dissection

this Hall's car supports dynamics work on inclined planes with weights and pulleys

firing a 19mm ball up to 10 feet with less than 1cm scatter

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

AC/DC Power Supply Controller for Ripple Tank, Variable DC and Fixed AC Pack Size_7 and acetate strips for hollow-conductorTwo variable 0 to 6V DC outputs paired with two fixed 6V 10W and 12V 20W AC outputs on this power supply controller, sized for ripple tank and bulb driven physics demonstrations.