PedalPCB Covert Overdrive Quick start guide

Copyright © 2021 - PedalPCB.com Page 1 of 6Covert Overdrive
Covert Overdrive
Revised 3/9/21
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• Treble
• Mid
• Bass
• Volume
• Preamp
• Mode (Toggle switch)
• Presence (Internal trim pot)
CONTROLS AND FEATURES

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Covert Overdrive
Parts List (Page 1 of 2)
LOCATION VALUE TYPE NOTES
R1 470K Resistor, 1/4W
R2 33K Resistor, 1/4W
R3 820R Resistor, 1/4W
R4 1K Resistor, 1/4W
R5 1M Resistor, 1/4W
R6 1M Resistor, 1/4W
R7 47K Resistor, 1/4W
R8 470K Resistor, 1/4W
R9 470K Resistor, 1/4W
R10 560R Resistor, 1/4W
R11 1K Resistor, 1/4W
R12 1M Resistor, 1/4W
R13 1M Resistor, 1/4W
R14 100K Resistor, 1/4W
R15 33K Resistor, 1/4W
R16 1K Resistor, 1/4W
R17 4K7 Resistor, 1/4W
R18 2M2 Resistor, 1/4W
R19 2M2 Resistor, 1/4W
R20 1M Resistor, 1/4W
R21 56K Resistor, 1/4W
R100 4K7 Resistor, 1/4W
C1 220n Film capacitor, 7.2 x 5.0mm
C2 1n Film capacitor, 7.2 x 2.5mm
C3 680n Film capacitor, 7.2 x 5.0mm
C4 2u2 Electrolytic capacitor, 5mm
C5 220p Ceramic capacitor
C6 22n Film capacitor, 7.2 x 2.5mm
C7 47p Ceramic capacitor
C8 470p Ceramic capacitor
C9 470p Ceramic capacitor
C10 680n Film capacitor, 7.2 x 5.0mm
C11 2u2 Electrolytic capacitor, 5mm
C12 470p Ceramic capacitor
C13 470p Ceramic capacitor
C14 22n Film capacitor, 7.2 x 2.5mm
C15 22n Film capacitor, 7.2 x 2.5mm
C16 22n Film capacitor, 7.2 x 2.5mm
C17 220n Film capacitor, 7.2 x 5.0mm
C18 100n Film capacitor, 7.2 x 2.5mm
C19 2n2 Film capacitor, 7.2 x 2.5mm
C20 22u Electrolytic capacitor, 5mm
C21 270p Ceramic capacitor
C100 22u Electrolytic capacitor, 5mm
- Continued on next page -

Copyright © 2021 - PedalPCB.com Page 3 of 6Covert Overdrive
Covert Overdrive
Parts List (Page 2 of 2)
LOCATION VALUE TYPE NOTES
D100 1N5817 Schottky diode, DO-41
Q1 MPF4393 JFET transistor, N-channel *Alternate SMD - MMBF4393
Q2 MPF4393 JFET transistor, N-channel *Alternate SMD - MMBF4393
Q3 MPF4393 JFET transistor, N-channel *Alternate SMD - MMBF4393
Q4 MPF4393 JFET transistor, N-channel *Alternate SMD - MMBF4393
Q5 MPF4393 JFET transistor, N-channel *Alternate SMD - MMBF4393
TREB B250K 16mm right-angle PCB mount pot
MID B25K 16mm right-angle PCB mount pot
BASS A1M 16mm right-angle PCB mount pot
VOL B250K 16mm right-angle PCB mount pot
PREAMP A1M 16mm right-angle PCB mount pot
PRES 10K Trim potentiometer, 10K 3362P-style
SW1 4PDT Toggle switch, 4PDT 4PDT (ON/ON)

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Covert Overdrive
Schematic Diagram

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Covert Overdrive
Wiring Diagram

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Covert Overdrive
Drill Template
125B Enclosure
Mode
Mid
Treble Bass
Volume Preamp