### DESCRIPTION Bench power supply 0v-30 v0,002 A— 3 А### TECHNICAL DETAILS / COMPONENTS24v input3A max inputPartsR1 = 2,2 кОм 1WR2 = 82 Ом 1/4WR3 = 220 Ом 1/4WR4 = 4,7 кОм 1/4WR5, R6, R13, R20, R21 = 10 кОм 1/4WR7 = 0,47 Ом 5WR8, R11 = 27 кОм 1/4WR9, R19 = 2,2 кОм 1/4WR10 = 270 кОм 1/4WR12, R18 = 56кОм 1/4WR14 = 1,5 кОм 1/4WR15, R16 = 1 кОм 1/4WR17 = 33 Ом 1/4WR22 = 3,9 кОм 1/4WRV1 = 100K trimmerP1, P2 = 10KOhm linear potentiometerC1 = 3300 uF/50V electrolyteC2, C3 = 47uF/50V electrolyteC4 = 100нФ polyesterC5 = 200нФ polyesterC6 = 100пФ ceramicC7 = 10uF/50V electrolyteC8 = 330пФ ceramicC9 = 100пФ ceramicD1, D2, D3, D4 = 1N5402,3,4 диод 2A — RAX GI837UD5, D6 = 1N4148D7, D8 = 5,6V zenerD9, D10 = 1N4148D11 = 1N4001 diod 1AQ1 = BC548, NPN transistor or BC547Q2 = 2N2219 NPN transistor — (change to КТ961А — all works)Q3 = BC557, PNP transistor or BC327Q4 = 2N3055 NPN power transistor (change to КТ 827А)U1, U2, U3 = TL081, operational amplifierD12 = LED diod### LEARN / TOPIC / BUILD INSTRUCTIONShttps://www.youtube.com/channel/UC8EtEKp6dHiYQ8N-G1uNKUw