US$ 5999.50
Used to compare EMFs and measure internal resistance by the null-deflection method
this microphone amplifier connects a microphone input to both an integrated speaker and an oscilloscope-driving amplified signal for waveform study
midline structures
31mm and 125g
6-Piece Density Cubes Set with Hooks Subcategory_Scales and Balances Used to compare EMFs andSix metal 20mm density cube set with hooks brass, lead, zinc, copper, aluminum, and iron for water displacement and direct measurement comparisons of material density.