Narrow-Angle Glass Prism, 25° x 77.5° x 77.5° Subcategory_Wash Bottles this sonometer carries brass and

this sonometer carries brass and steel wires across a 114cm wooden box with two millimetre rules

Used to extend a galvanometer's range to 0

this compact insulated wire keeps color-coded wiring intact when student work shifts to small-scale breadboarded circuits

this 2-input XOR gate module shows HI and LO output states with red and green LEDs and a printed reference

Narrow-Angle Glass Prism, 25° x 77.5° x 77.5° Subcategory_Wash Bottles this sonometer carries brass andMid apex 25 x 77. 5 x 77. 5 glass wedge prism, the apex continuing the wedge deviation series for systematic angle versus deviation comparison across geometries.