7-Decade Resistance Box Lab Supplies_Stoppers letting students explore mechanical advantage

letting students explore mechanical advantage by counting the supporting strands and measuring effort

Three-times life size bladder and prostate model separates into two parts exposing the male urinary-reproductive junction for urology teaching

Includes kidneys

hybrid electronic control unit

0-125V) up to 300mA on six DC output terminals

7-Decade Resistance Box Lab Supplies_Stoppers letting students explore mechanical advantageUsed to dial in any resistance from 0 ohms to 1. 111110 megohms across seven cascaded decades, this resistance box at plus or minus 1% on each step replaces dozens of fixed resistors at the bench.