SURF PI 1.2 Component List: C1 = 22nF [Stacked Polyester film (+/-5%)] C2 = 1000uF [Eletrolytic 25 Volt] C3 = 100nF [Polyester film (+/-10%)] C4 = 100nF [Polyester film (+/-10%)] C5 = 470nF [Polyester film (+/-10%)] C6 = 470nF [Polyester film (+/-10%)] C7 = 470nF [Polyester film (+/-10%)] C8 = 100nF [Polyester film (+/-10%)] C9 = 1nF [Stacked Polyester film (+/-5%)] C10 = 1nF [Stacked Polyester film (+/-5%)] C11 = 1nF [Stacked Polyester film (+/-5%)] C12 = 1nF [Stacked Polyester film (+/-5%)] C13 = 220uF [Eletrolytic 10 Volt] C14 = 220uF [Eletrolytic 10 Volt] C15 = 220uF [Eletrolytic 10 Volt] C16 = 100nF [Polyester film (+/-10%)] C17 = 220p [Ceramic] C18 = 100nF [Polyester film (+/-10%)] D1 = 1N4148 D2 = 1N4148 D3 = 1N4148 D6 = 1N4001 P1 = 100k [Trimmer on PCB] P2 = 10k [Tune: Potentiometer] P3 = 100k [Delay: Trimmer on PCB] P4 = 1k [Volume: Trimmer on PCB or Potentiometer] Q1 = 2N3906 Q2 = IRF9640 Q6 = MPSA13 R1 = 100k [1/4 WATT 1% tolerance] R2 = 3k3 [1/4 WATT 1% tolerance] R3 = 1k5 [1/4 WATT 5% tolerance] R4 = 100 [1/4 WATT 5% tolerance] R5 = 100 [1/4 WATT 5% tolerance] R6 = 390 [1 WATT 5% tolerance] R7 = 1k [1/4 WATT 5% tolerance] R8 = 1k [1/4 WATT 5% tolerance] R9 = 1M [1/4 WATT 5% tolerance] R11 = 22k [1/4 WATT 5% tolerance] R12 = 10k [1/4 WATT 5% tolerance] R13 = 1k [1/4 WATT 5% tolerance] R14 = 1k [1/4 WATT 5% tolerance] R15 = 220k [1/4 WATT 5% tolerance] R16 = 220k [1/4 WATT 5% tolerance] R17 = 220k [1/4 WATT 5% tolerance] R18 = 47k [1/4 WATT 5% tolerance] R20 = 22k [1/4 WATT 5% tolerance] R21 = 1k [1/4 WATT 5% tolerance] R22 = 100k [1/4 WATT 5% tolerance] R23 = 22k [1/4 WATT 5% tolerance] R25 = 15k [1/4 WATT 5% tolerance] R26 = 51k [1/4 WATT 5% tolerance] R28 = 240k [1/4 WATT 5% tolerance] R29 = 51k [1/4 WATT 5% tolerance] R34 = 33 [1/4 WATT 5% tolerance] R35 = 100k [1/4 WATT 5% tolerance] U1 = NE555D U2 = NE5534P U3 = LM358N U4 = 4093 U5 = 78L05 U6 = ICL7660 U7 = 4066