Akashic Guitar effects circuit lookup
TUNEMIXVCF EG DECAYENV. MOD.ACCENTCUTOFFRESONANCEVOLUME

Enclosure not stated · 8 knobs

Experimentalists Anonymous

EFM Bass Ace

Category
Bass· Full Synths Drum Synths and Misc Synth
Controls
Tune · Mix · VCF EG Decay · Env. Mod. · Accent · Cutoff · Resonance · Volume
Price
see vendor
Tags
Full Synths Drum Synths and Misc Synth
Open the schematic at Experimentalists Anonymous

Schematic

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

Parts list 162 rows

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Check before you build · 2 values the reader of this schematic was not sure of
  • R16: listed under both 1K and 2.2K in the BOM; R14 is the other 2.2K, so one of the R16 entries is probably a typo for R13
  • U8: listed as LM324 and again among the TL074s
RefValueNormalizedTypeNotes
Resistors 78
R11.5K1.5kread from the schematic by eye
R2220K220kread from the schematic by eye
R3220K220kread from the schematic by eye
R4220K220kread from the schematic by eye
R51K1kread from the schematic by eye
R610K10kread from the schematic by eye
R710K10kread from the schematic by eye
R810K10kread from the schematic by eye
R910K10kread from the schematic by eye
R101K1kread from the schematic by eye
R111K1kread from the schematic by eye
R121K1kread from the schematic by eye
R142.2K2.2kread from the schematic by eye
R15100K100kread from the schematic by eye
R161K1kBOM lists R16 twice: under 1K and under 2.2K; read from the schematic by eye
R1710K10kread from the schematic by eye
R1847K47kread from the schematic by eye
R1910K10kread from the schematic by eye
R2047K47kread from the schematic by eye
R2147K47kread from the schematic by eye
R22150K150kread from the schematic by eye
R23100K100kread from the schematic by eye
R241K1ktempco; read from the schematic by eye
R2510K10kread from the schematic by eye
R261K1kread from the schematic by eye
R2710K10kread from the schematic by eye
R28100K100kread from the schematic by eye
R294.7K4.7kread from the schematic by eye
R301K1kread from the schematic by eye
R3110K10kread from the schematic by eye
R3210K10kread from the schematic by eye
R33100K100kread from the schematic by eye
R34100K100kread from the schematic by eye
R35100K100kread from the schematic by eye
R36470K470kread from the schematic by eye
R37100K100kread from the schematic by eye
R38100K100kread from the schematic by eye
R39100K100kread from the schematic by eye
R40220K220kread from the schematic by eye
R41100K100kread from the schematic by eye
R42100K100kread from the schematic by eye
R43100K100kread from the schematic by eye
R44100K100kread from the schematic by eye
R45100K100kread from the schematic by eye
R461K1kread from the schematic by eye
R4710K10kread from the schematic by eye
R482.7K2.7kread from the schematic by eye
R491K1kread from the schematic by eye
R501K1kread from the schematic by eye
R511K1kread from the schematic by eye
R521K1kread from the schematic by eye
R531K1kread from the schematic by eye
R541K1kread from the schematic by eye
R551K1kread from the schematic by eye
R562.7K2.7kread from the schematic by eye
R57470K470kread from the schematic by eye
R58470K470kread from the schematic by eye
R5947K47kread from the schematic by eye
R6010K10kread from the schematic by eye
R61100K100kread from the schematic by eye
R621K1kread from the schematic by eye
R631K1kread from the schematic by eye
R6433K33kread from the schematic by eye
R6510K10kread from the schematic by eye
R66100K100kread from the schematic by eye
R671M1Mread from the schematic by eye
R6810K10kread from the schematic by eye
R6910K10kread from the schematic by eye
R7010K10kread from the schematic by eye
R711M1Mread from the schematic by eye
R7222K22kread from the schematic by eye
R73100R100read from the schematic by eye
R7468K68kread from the schematic by eye
R751K1kread from the schematic by eye
R7768K68kread from the schematic by eye
R7847K47kread from the schematic by eye
R7947K47kread from the schematic by eye
R80100K100kread from the schematic by eye
Capacitors 27
C1470uF470uelectrolytic, 35V; read from the schematic by eye
C2470uF470uelectrolytic, 35V; read from the schematic by eye
C31.0uF1uelectrolytic; read from the schematic by eye
C41.0uF1uelectrolytic; read from the schematic by eye
C51.0uF1uelectrolytic; read from the schematic by eye
C622pF22pceramic; read from the schematic by eye
C722pF22pceramic; read from the schematic by eye
C810pF10pceramic; read from the schematic by eye
C910pF10pceramic; read from the schematic by eye
C10.01uF10nceramic/epoxy; read from the schematic by eye
C11.01uF10nceramic/epoxy; read from the schematic by eye
C12.01uF10nceramic/epoxy; read from the schematic by eye
C13100pF100pceramic; read from the schematic by eye
C14100pF100pceramic; read from the schematic by eye
C15100pF100pceramic; read from the schematic by eye
C1610uF10uelectrolytic, 35V; read from the schematic by eye
C17220uF220uelectrolytic, 16V; read from the schematic by eye
C180.1uF100nceramic; read from the schematic by eye
C190.1uF100nceramic; read from the schematic by eye
C200.1uF100nceramic; read from the schematic by eye
C210.1uF100nceramic; read from the schematic by eye
C220.1uF100nceramic; read from the schematic by eye
C230.1uF100nceramic; read from the schematic by eye
C2410uF10uelectrolytic, 35V; read from the schematic by eye
C25.05uF50nceramic; read from the schematic by eye
C2610uF10uelectrolytic, 35V; read from the schematic by eye
C2710uF10uelectrolytic, 35V; read from the schematic by eye
Diodes 5
D11N40011N4001read from the schematic by eye
D21N40011N4001read from the schematic by eye
D31N41481N4148read from the schematic by eye
D41N41481N4148read from the schematic by eye
D51N41481N4148read from the schematic by eye
Transistors 14
Q12N39042N3904read from the schematic by eye
Q22N39062N3906read from the schematic by eye
Q32N39062N3906read from the schematic by eye
Q42N39062N3906read from the schematic by eye
Q52N39042N3904read from the schematic by eye
Q62N39062N3906read from the schematic by eye
Q72N39042N3904read from the schematic by eye
Q82N39042N3904read from the schematic by eye
Q92N39042N3904read from the schematic by eye
Q102N39042N3904read from the schematic by eye
Q112N39042N3904read from the schematic by eye
Q122N39042N3904read from the schematic by eye
Q132N39042N3904read from the schematic by eye
Q142N39062N3906read from the schematic by eye
ICs 17
REFLM336Z-5.0LM336Z-5.05V voltage reference, TO-92; read from the schematic by eye
U178127812+12V regulator; read from the schematic by eye
U27912T7912T-12V regulator; read from the schematic by eye
U3LM7805LM7805+5V regulator; read from the schematic by eye
U46N1386N138opto isolator (MIDI in); read from the schematic by eye
U574LS0474LS04hex inverter; read from the schematic by eye
U616F84-04/P16F84-04/PPIC microcontroller, 18 pin DIP; read from the schematic by eye
U7TLC7528CNTLC7528CNdual 8-bit DAC; read from the schematic by eye
U8LM324LM324BOM lists U8 twice: as LM324 and in the TL074 line (U8, U9, U12, U16); read from the schematic by eye
U9TL074CNTL074CNprinted TLO74CN; read from the schematic by eye
U1040664066read from the schematic by eye
U11LM3046LM3046transistor array; read from the schematic by eye
U12TL074CNTL074CNprinted TLO74CN; read from the schematic by eye
U1340134013sub-octave generator, optional; read from the schematic by eye
U14LM3046LM3046transistor array; read from the schematic by eye
U15LM13600LM13600dual OTA; read from the schematic by eye
U16TL074CNTL074CNprinted TLO74CN; read from the schematic by eye
Potentiometers 8
TuneB50KB50kPotentiometer16mm panel mount, linear (P1); read from the schematic by eye
MixB50KB50kPotentiometer16mm panel mount, linear (P2); read from the schematic by eye
VCF EG DecayB1MB1MPotentiometer16mm panel mount, linear (P3); read from the schematic by eye
Env. Mod.B50KB50kPotentiometer16mm panel mount, linear (P4); read from the schematic by eye
AccentB50KB50kPotentiometer16mm panel mount, linear (P5); read from the schematic by eye
CutoffB50KB50kPotentiometer16mm panel mount, linear (P6); read from the schematic by eye
ResonanceB50KB50kPotentiometer16mm panel mount, linear (P7); read from the schematic by eye
VolumeB50KB50kPotentiometer16mm panel mount, linear (P8); read from the schematic by eye
Trimmers 7
T1100K100kmultiturn cermet; DAC Scale; read from the schematic by eye
T21M1Mmultiturn cermet; Glide Length; read from the schematic by eye
T350K50kmultiturn cermet; VCO Scale; read from the schematic by eye
T410K10kmultiturn cermet; VCO HF Scale; read from the schematic by eye
T5100K100kmultiturn cermet; Square Shape / pulse width; read from the schematic by eye
T61M1Mmultiturn cermet; VCA EG Decay; read from the schematic by eye
T71M1Mmultiturn cermet; VCF EG Release; read from the schematic by eye
Switches 5
S1SPDTSPDTpower; read from the schematic by eye
S24x DIP4X DIPMIDI channel select, right angle; read from the schematic by eye
S3SPDTSPDTwave select; read from the schematic by eye
S4SPDTSPDTsub select; read from the schematic by eye
S5SPDTSPDTgate/trigger select; read from the schematic by eye
Other 1
X14MHz4MHZcrystal; read from the schematic by eye