Enclosure not stated · 6 knobs
Ibanez PC10
Based on the Ibanez PC10
- Category
- Vibrato / Chorus· Chorus
- Controls
- Speed A · Width A · Speed B · Width B · Flange · Delay Time
- Price
- see vendor
- Tags
- Chorus
Schematic
The schematic is the archived file. Open it at Experimentalists Anonymous, or browse its folder.
Parts list 212 rows
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Check before you build · 5 values the reader of this schematic was not sure of
- R26: designator smudged (reads R28); R26 assumed
- R50: designator blotted (reads R80); R50 assumed
- R29: printed 'C29' on a 5.1K resistor
- C11: printed twice; the 1/50 cap at MN3102 is probably C14
- Q5/Q6: C2458 inferred from labels above R77/R74
| Ref | Value | Normalized | Type | Notes |
|---|---|---|---|---|
| Resistors 108 | ||||
| R1 | 1K | 1k | read from the schematic by eye | |
| R2 | 510K | 510k | read from the schematic by eye | |
| R3 | 47K | 47k | read from the schematic by eye | |
| R4 | 10K | 10k | read from the schematic by eye | |
| R5 | 47K | 47k | read from the schematic by eye | |
| R6 | 10K | 10k | read from the schematic by eye | |
| R7 | 100K | 100k | read from the schematic by eye | |
| R8 | 100K | 100k | read from the schematic by eye | |
| R9 | 100K | 100k | read from the schematic by eye | |
| R10 | 4.7K | 4.7k | read from the schematic by eye | |
| R11 | 10K | 10k | read from the schematic by eye | |
| R12 | 10K | 10k | read from the schematic by eye | |
| R13 | 100K | 100k | read from the schematic by eye | |
| R15 | 100K | 100k | read from the schematic by eye | |
| R16 | 5.1K | 5.1k | read from the schematic by eye | |
| R17 | 5.1K | 5.1k | read from the schematic by eye | |
| R18 | 56K | 56k | read from the schematic by eye | |
| R19 | 10K | 10k | read from the schematic by eye | |
| R20 | 51K | 51k | read from the schematic by eye | |
| R21 | 51K | 51k | read from the schematic by eye | |
| R22 | 75K | 75k | read from the schematic by eye | |
| R23 | 10K | 10k | read from the schematic by eye | |
| R24 | 4.7K | 4.7k | read from the schematic by eye | |
| R25 | 100K | 100k | read from the schematic by eye | |
| R26 | 330K | 330k | designator smudged, reads like R28 (R28 is the 5.6M); R26 assumed; read from the schematic by eye | |
| R27 | 10K | 10k | read from the schematic by eye | |
| R28 | 5.6M | 5.6M | read from the schematic by eye | |
| R29 | 5.1K | 5.1k | printed 'C29' beside a resistor at IC2 pin 3; read as R29; read from the schematic by eye | |
| R30 | 5.1K | 5.1k | read from the schematic by eye | |
| R31 | 10K | 10k | read from the schematic by eye | |
| R32 | 10K | 10k | read from the schematic by eye | |
| R33 | 100K | 100k | read from the schematic by eye | |
| R34 | 100K | 100k | read from the schematic by eye | |
| R35 | 100K | 100k | read from the schematic by eye | |
| R36 | 47K | 47k | read from the schematic by eye | |
| R37 | 47K | 47k | read from the schematic by eye | |
| R38 | 10K | 10k | read from the schematic by eye | |
| R39 | 47K | 47k | read from the schematic by eye | |
| R40 | 47K | 47k | read from the schematic by eye | |
| R41 | 47K | 47k | read from the schematic by eye | |
| R42 | 47K | 47k | read from the schematic by eye | |
| R43 | 47K | 47k | read from the schematic by eye | |
| R44 | 47K | 47k | read from the schematic by eye | |
| R45 | 10K | 10k | read from the schematic by eye | |
| R46 | 47K | 47k | read from the schematic by eye | |
| R47 | 10K | 10k | read from the schematic by eye | |
| R48 | 1K | 1k | read from the schematic by eye | |
| R49 | 100K | 100k | read from the schematic by eye | |
| R50 | 1K | 1k | designator blotted, reads like R80 (R80 is 22 ohm); R50 assumed, beside R48 1K; read from the schematic by eye | |
| R51 | 100K | 100k | read from the schematic by eye | |
| R52 | 10K | 10k | read from the schematic by eye | |
| R53 | 47K | 47k | read from the schematic by eye | |
| R54 | 10K | 10k | read from the schematic by eye | |
| R55 | 100K | 100k | drawn '100K x3' for R55-R57; read from the schematic by eye | |
| R56 | 100K | 100k | drawn '100K x3' for R55-R57; read from the schematic by eye | |
| R57 | 100K | 100k | drawn '100K x3' for R55-R57; read from the schematic by eye | |
| R58 | 1M | 1M | read from the schematic by eye | |
| R59 | 10K | 10k | read from the schematic by eye | |
| R60 | 33K | 33k | read from the schematic by eye | |
| R61 | 330 | 330 | read from the schematic by eye | |
| R62 | 10K | 10k | read from the schematic by eye | |
| R63 | 9.1K | 9.1k | read from the schematic by eye | |
| R64 | 2.2M | 2.2M | read from the schematic by eye | |
| R65 | 330K | 330k | read from the schematic by eye | |
| R66 | 100K | 100k | read from the schematic by eye | |
| R67 | 100K | 100k | read from the schematic by eye | |
| R68 | 2.2K | 2.2k | read from the schematic by eye | |
| R69 | 330 | 330 | read from the schematic by eye | |
| R70 | 330 | 330 | read from the schematic by eye | |
| R71 | 1M | 1M | read from the schematic by eye | |
| R72 | 1M | 1M | read from the schematic by eye | |
| R73 | 1M | 1M | read from the schematic by eye | |
| R74 | 10K | 10k | read from the schematic by eye | |
| R75 | 56K | 56k | read from the schematic by eye | |
| R76 | 56K | 56k | read from the schematic by eye | |
| R77 | 22K | 22k | read from the schematic by eye | |
| R78 | 1M | 1M | read from the schematic by eye | |
| R79 | 330K | 330k | read from the schematic by eye | |
| R80 | 22 | 22 | read from the schematic by eye | |
| R81 | 100 | 100 | read from the schematic by eye | |
| R82 | 5.1K | 5.1k | read from the schematic by eye | |
| R83 | 270K | 270k | read from the schematic by eye | |
| R84 | 100 | 100 | read from the schematic by eye | |
| R85 | 5.1K | 5.1k | read from the schematic by eye | |
| R86 | 270K | 270k | read from the schematic by eye | |
| R87 | 100K | 100k | read from the schematic by eye | |
| R88 | 82K | 82k | read from the schematic by eye | |
| R89 | 47K | 47k | read from the schematic by eye | |
| R90 | 12K | 12k | read from the schematic by eye | |
| R91 | 33K | 33k | read from the schematic by eye | |
| R92 | 100K | 100k | read from the schematic by eye | |
| R93 | 270K | 270k | read from the schematic by eye | |
| R94 | 4.7K | 4.7k | read from the schematic by eye | |
| R95 | 110K | 110k | read from the schematic by eye | |
| R96 | 1M | 1M | read from the schematic by eye | |
| R97 | 10K | 10k | read from the schematic by eye | |
| R98 | 33K | 33k | read from the schematic by eye | |
| R99 | 47K | 47k | read from the schematic by eye | |
| R100 | 100K | 100k | read from the schematic by eye | |
| R101 | 10K | 10k | read from the schematic by eye | |
| R102 | 10K | 10k | read from the schematic by eye | |
| R103 | 10K | 10k | read from the schematic by eye | |
| R104 | 10K | 10k | read from the schematic by eye | |
| R105 | 10K | 10k | read from the schematic by eye | |
| R106 | 10K | 10k | read from the schematic by eye | |
| R107 | 620K | 620k | read from the schematic by eye | |
| R108 | 1M | 1M | read from the schematic by eye | |
| R109 | 330K | 330k | read from the schematic by eye | |
| Capacitors 54 | ||||
| C1 | 0.047uF | 47n | read from the schematic by eye | |
| C2 | 1uF | 1u | 50V non-polar; read from the schematic by eye | |
| C3 | 0.0068uF | 6.8n | read from the schematic by eye | |
| C5 | 1uF | 1u | 50V non-polar; read from the schematic by eye | |
| C6 | 0.022uF | 22n | read from the schematic by eye | |
| C7 | 10uF | 10u | 16V; read from the schematic by eye | |
| C8 | 0.01uF | 10n | read from the schematic by eye | |
| C9 | 470P | 470p | read from the schematic by eye | |
| C10 | 0.033uF | 33n | read from the schematic by eye | |
| C11 | 10uF | 10u | 16V, at the MN3207 input bias; read from the schematic by eye | |
| C11 | 1uF | 1u | 50V; second C11 on the drawing, at MN3102 pin 8 (likely C14); designator clash; read from the schematic by eye | |
| C12 | 5P | 5p | read from the schematic by eye | |
| C13 | 20P | 20p | read from the schematic by eye | |
| C15 | 0.033uF | 33n | read from the schematic by eye | |
| C16 | 0.0027uF | 2.7n | read from the schematic by eye | |
| C17 | 100P | 100p | read from the schematic by eye | |
| C18 | 0.001uF | 1n | read from the schematic by eye | |
| C19 | 1uF | 1u | 50V non-polar; read from the schematic by eye | |
| C20 | 1uF | 1u | 50V non-polar; read from the schematic by eye | |
| C21 | 10uF | 10u | 16V; read from the schematic by eye | |
| C22 | 0.1uF | 100n | 50V non-polar; read from the schematic by eye | |
| C24 | 1uF | 1u | 50V, marked 'N.R' (non-polar); read from the schematic by eye | |
| C25 | 1uF | 1u | 50V non-polar; read from the schematic by eye | |
| C26 | 1uF | 1u | 50V non-polar; read from the schematic by eye | |
| C27 | 0.0068uF | 6.8n | read from the schematic by eye | |
| C28 | 100P | 100p | read from the schematic by eye | |
| C29 | 10uF | 10u | 16V; read from the schematic by eye | |
| C30 | 1uF | 1u | 50V non-polar; read from the schematic by eye | |
| C31 | 1uF | 1u | 16V non-polar; read from the schematic by eye | |
| C32 | 0.0068uF | 6.8n | read from the schematic by eye | |
| C33 | 100P | 100p | read from the schematic by eye | |
| C34 | 10uF | 10u | 16V; read from the schematic by eye | |
| C35 | 1uF | 1u | 50V, USL low-leakage; read from the schematic by eye | |
| C36 | 0.001uF | 1n | read from the schematic by eye | |
| C37 | 47uF | 47u | 10V, USL; drawn '47/10 x2' with C38; read from the schematic by eye | |
| C38 | 47uF | 47u | 10V, USL; drawn '47/10 x2' with C37; read from the schematic by eye | |
| C39 | 0.01uF | 10n | read from the schematic by eye | |
| C40 | 0.056uF | 56n | read from the schematic by eye | |
| C41 | 0.01uF | 10n | read from the schematic by eye | |
| C42 | 0.47uF | 470n | read from the schematic by eye | |
| C43 | 0.47uF | 470n | read from the schematic by eye | |
| C48 | 0.01uF | 10n | read from the schematic by eye | |
| C49 | 1000P | 1n | read from the schematic by eye | |
| C50 | 1000P | 1n | read from the schematic by eye | |
| C51 | 1000P | 1n | read from the schematic by eye | |
| C52 | 0.1uF | 100n | 50V electrolytic; read from the schematic by eye | |
| C53 | 47uF | 47u | 6.3V; read from the schematic by eye | |
| C54 | 47uF | 47u | 6.3V; read from the schematic by eye | |
| C55 | 47uF | 47u | 6.3V; read from the schematic by eye | |
| C56 | 100uF | 100u | 16V, USR; read from the schematic by eye | |
| C57 | 100uF | 100u | 6.3V; read from the schematic by eye | |
| C58 | 0.033uF | 33n | read from the schematic by eye | |
| ×1 | 100P | 100p | undesignated, feedback across R5 at IC1 pins 6-7 (probably C4); read from the schematic by eye | |
| ×3 | 0.01uF | 10n | drawn '0.01x3' on the mode switch lines; read from the schematic by eye | |
| Diodes 13 | ||||
| D1 | W03C | W03C | power polarity/protection diode; read from the schematic by eye | |
| D2 | 1S1588 | 1S1588 | drawn '1S1588 X2' for D2 and D3; read from the schematic by eye | |
| D3 | 1S1588 | 1S1588 | read from the schematic by eye | |
| D4 | 1S1588 | 1S1588 | read from the schematic by eye | |
| D5 | Diode | DIODE | no part number given (probably 1S1588 like D4); read from the schematic by eye | |
| D6 | 1S1588 | 1S1588 | read from the schematic by eye | |
| D7 | 1S1588 | 1S1588 | read from the schematic by eye | |
| D8 | 1S1588 | 1S1588 | read from the schematic by eye | |
| D9 | 1S1588 | 1S1588 | read from the schematic by eye | |
| D10 | 1S1588 | 1S1588 | read from the schematic by eye | |
| D11 | Diode | DIODE | no part number given; read from the schematic by eye | |
| D12 | Diode | DIODE | no part number given; read from the schematic by eye | |
| D13 | RD5.1 | RD5.1 | 5.1V zener; read from the schematic by eye | |
| Transistors 12 | ||||
| Q1 | A1048 | 2SA1048 | read from the schematic by eye | |
| Q2 | C1583F | 2SC1583F | dual NPN in one package; read from the schematic by eye | |
| Q3 | C2458 | 2SC2458 | Q3/Q4 drawn as a pair; read from the schematic by eye | |
| Q4 | C2458 | 2SC2458 | read from the schematic by eye | |
| Q5 | C2458 | 2SC2458 | type printed above R77 at the flip-flop, assumed for Q5; read from the schematic by eye | |
| Q6 | C2458 | 2SC2458 | type printed above R74 at the flip-flop, assumed for Q6; read from the schematic by eye | |
| Q7 | C2458 | 2SC2458 | read from the schematic by eye | |
| Q8 | K118 | 2SK118 | JFET switch; read from the schematic by eye | |
| Q9 | K118 | 2SK118 | JFET switch; read from the schematic by eye | |
| Q10 | K118 | 2SK118 | JFET switch; read from the schematic by eye | |
| Q11 | K118 | 2SK118 | JFET switch; read from the schematic by eye | |
| Q12 | K118 | 2SK118 | read from the schematic by eye | |
| ICs 12 | ||||
| IC1 | 5218L | 5218L | read from the schematic by eye | |
| IC2 | 5218L | 5218L | read from the schematic by eye | |
| IC3 | 5218L | 5218L | read from the schematic by eye | |
| IC4 | MN3207 | MN3207 | BBD; read from the schematic by eye | |
| IC5 | MN3102 | MN3102 | BBD clock driver; read from the schematic by eye | |
| IC6 | 5218L | 5218L | read from the schematic by eye | |
| IC7 | 5218L | 5218L | read from the schematic by eye | |
| IC8 | 022 | 022 | dual op amp, LFO B; read from the schematic by eye | |
| IC9 | 022 | 022 | dual op amp, LFO A; read from the schematic by eye | |
| IC10 | 4011 | 4011 | read from the schematic by eye | |
| IC11 | 4081 | 4081 | read from the schematic by eye | |
| IC12 | 78L05 | 78L05 | 5V regulator; read from the schematic by eye | |
| Potentiometers 6 | ||||
| Speed A | B100K | B100k | Potentiometer | VR1; read from the schematic by eye |
| Width A | B100K | B100k | Potentiometer | VR2; read from the schematic by eye |
| Speed B | C500K | C500k | Potentiometer | VR3; read from the schematic by eye |
| Width B | B100K | B100k | Potentiometer | VR4; read from the schematic by eye |
| Flange | B100K | B100k | Potentiometer | VR5; read from the schematic by eye |
| Delay Time | B50K | B50k | Potentiometer | VR6; read from the schematic by eye |
| Trimmers 4 | ||||
| SR1 | 10K | 10k | Clock A; read from the schematic by eye | |
| SR2 | 10K | 10k | Clock B; read from the schematic by eye | |
| SR3 | 10K | 10k | Bias; read from the schematic by eye | |
| SR4 | 100K | 100k | Repeat; read from the schematic by eye | |
| Switches 1 | ||||
| SW2 | SP3T | SP3T | mode: A/N, A/B, B/N; read from the schematic by eye | |
| LEDs 1 | ||||
| ×2 | LN222 | LN222 | mode indicator LEDs A and B; read from the schematic by eye | |
| Other 1 | ||||
| ×2 | ? | ? | blocks marked 'CR' (capacitor-resistor networks) in the Q5/Q6 flip-flop, no value; read from the schematic by eye | |