Green 7 Decade 1R – 9999999R Programmable Resistor Resistance Board Module This is a 1R SMD Resistance Module “resistance substitution box” good low-cost alternative solution, can flexible and quick setting resistance range from 1R to 9999999R, step accuracy 1R. for educational experiments, electronic engineering design or test trimming are excellent applications. Features Design based on the “resistors series” theorem. 1/2 watt tolerance /-1% SMD resistors. Screw terminal blocks easy to connect wires. High-quality FR4 glass fiber PCB. With spare parts 10 pieces jumper caps (onboard 7 pieces, total 10 pieces).
