Akashic Guitar effects circuit lookup

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Experimentalists Anonymous

Arion MMP-1

Based on the Arion MMP-1

Category
Distortion· Distortion Boost and Overdrive
Price
see vendor
Tags
Distortion Boost and Overdrive
Open the schematic at Experimentalists Anonymous

Schematic

The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.

Parts list 67 rows

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Check before you build · 3 values the reader of this schematic was not sure of
  • C17: printed '6pF' with smudged unit, could be 6pF or 68pF
  • R8: '47' read as 47 ohms
  • Q1-Q5: device markings drawn without prefix, exact part numbers uncertain
RefValueNormalizedTypeNotes
Resistors 27
R11K1kread from the schematic by eye
R210K10kread from the schematic by eye
R38.2K8.2kread from the schematic by eye
R43.3M3.3Mread from the schematic by eye
R63.3M3.3Mread from the schematic by eye
R71K1kdesignator R7 also printed on the 3.3M Q2 gate resistor; read from the schematic by eye
R7b3.3M3.3Mdrawn as a second R7 (Q2 gate to ground); R5 is otherwise missing; read from the schematic by eye
R84747read from the schematic by eye
R9680680read from the schematic by eye
R101K1kread from the schematic by eye
R114.7K4.7kread from the schematic by eye
R1233K33kread from the schematic by eye
R1410K10kread from the schematic by eye
R15100K100kread from the schematic by eye
R171M1MQ4 source to Vbias; R17 is printed three times; read from the schematic by eye
R17b1M1Mdrawn as a second R17 (Q4 drain to Vbias); R13/R16 otherwise missing; read from the schematic by eye
R17c1M1Mdrawn as a third R17 (Q3 drain to Vbias); read from the schematic by eye
R18100K100kread from the schematic by eye
R1910K10kread from the schematic by eye
R20100K100kread from the schematic by eye
R211K1kread from the schematic by eye
R22220220read from the schematic by eye
R231M1Mread from the schematic by eye
R24100K100kread from the schematic by eye
R252.2K2.2kread from the schematic by eye
R261M1Mread from the schematic by eye
R271M1Mread from the schematic by eye
Capacitors 22
C210uF10uelectrolytic; read from the schematic by eye
C3.033uF33nread from the schematic by eye
C4.01uF10nread from the schematic by eye
C5.001uF1nread from the schematic by eye
C60.33uF330nread from the schematic by eye
C70.68uF680nread from the schematic by eye
C8100pF100pread from the schematic by eye
C968pF68pcompensation at IC1 pin 8; read from the schematic by eye
C114.7uF4.7uelectrolytic; read from the schematic by eye
C12.22uF220nread from the schematic by eye
C13.033uF33nread from the schematic by eye
C14.033uF33nread from the schematic by eye
C15.033uF33nread from the schematic by eye
C160.1uF100nread from the schematic by eye
C176pF6phi-frequency bypass cap; read from the schematic by eye
C18.033uF33nQ4 to Q5; C18 is printed twice; read from the schematic by eye
C18b0.033uF33ndrawn as a second C18 (Q3 drain to Q5 base); C10 otherwise missing; read from the schematic by eye
C191uF1uread from the schematic by eye
C20.01uF10nread from the schematic by eye
C21470pF470pread from the schematic by eye
C22.05uF50nread from the schematic by eye
C23.05uF50nread from the schematic by eye
Diodes 7
D1DiodeDIODEno part number given; reverse-polarity protection; read from the schematic by eye
D21N41481N4148read from the schematic by eye
D3DiodeDIODEno part number given (likely 1N4148 like D2/D4); read from the schematic by eye
D41N41481N4148read from the schematic by eye
D51N41481N4148clipping diode; one 1N4148 label covers D5/D6; read from the schematic by eye
D61N41481N4148clipping diode; read from the schematic by eye
D75V5V5V zener; read from the schematic by eye
Transistors 5
Q1304 F7A304 F7AJFET switch, marking as drawn (2SK304?); read from the schematic by eye
Q2304 F7A304 F7AJFET source follower, marking as drawn; read from the schematic by eye
Q3304 F7A304 F7AJFET switch, marking as drawn; read from the schematic by eye
Q4304 F7A304 F7AJFET switch, marking as drawn; read from the schematic by eye
Q5536 F7C536 F7CNPN output follower, marking as drawn (2SC536F); read from the schematic by eye
ICs 2
IC1uPC157CUPC157Cdrawn 'C157C NEC'; single op amp with external compensation; read from the schematic by eye
IC240274027dual JK flip-flop (electronic switching); read from the schematic by eye
Potentiometers 3
EQ100K100kPotentiometerVR2; read from the schematic by eye
Grind100K100kPotentiometerVR3; read from the schematic by eye
Level100K100kPotentiometerVR1; read from the schematic by eye
LEDs 1
D8LEDLEDread from the schematic by eye