Useful components: -Resistors: 0.1 Ω,0.56 Ω,100 Ω,1.8 Ω,1K Ω,47K Ω,6.8K Ω,0.47 Ω,1.5 Ω,22K Ω,27 Ω,680 Ω,150 Ω,3.3 Ω,3 Ω,5 Ω,21K Ω,1.7M Ω,10K Ω,380K Ω -Capacitors(ceramic): 1 uF,105,684,103,102,393,474,224,222,220nF,470nF -Capacitors(electrolytic): 180uF,2200uF,220uF,1000uF,470uF,56uF -Transistors S2055N,D2394,C3852,BF871,D1763 NPN,SE135 A1859 PNP -Other: 7808 voltage regulator Diodes Bridge rectifier Relay Infra red LED IR receiver diode Red LED Switch Speakers 8 Ω