US$ 88.00
31mm and 125g
this microphone amplifier connects a microphone input to both an integrated speaker and an oscilloscope-driving amplified signal for waveform study
Simultaneous AC and DC output on this low-voltage power supply
supplying precise low-resistance values for Wheatstone-bridge and Ohm's-law investigations
Six standardized objects mounted in 2 x 2 inch plastic frames
6-Piece Density Cubes Set with Hooks Subcategory_Scales and Balances 31mm and 125gSix metal 20mm density cube set with hooks brass, lead, zinc, copper, aluminum, and iron for water displacement and direct measurement comparisons of material density.
US$ 88.00
US$ 109.00
US$ 100.00
US$ 267.63