An easy to build, powerful, stabilised power supply with variable output voltage from 2 to 30 Volts and a maximum power rating of 5A. It covers almost all the voltages needed in the electronic laboratory. The kit comes complete with a large heatsink for the power transistors. It uses the well known LM317 voltage regulator and it requires only a 220/24V/5A transformer to work. Input voltage: 24VAC. Output voltage: 2-30V Max. current: 5A. Suitable box: 2096