Akashic Guitar effects circuit lookup
DISTORTIONFILTERVOLUMESI/LED

1590B · 4 knobs

HotKits

Rat Distortion

Based on the ProCo RAT· 41 other boards clone it

Want a PCB? HotKits sells this PCB from a price list, ordered by message (or by email to alex.hotkits@gmail.com): message HotKits on Facebook.

Category
Distortion
Controls
Distortion · Filter · Volume · Si/Led
Price
$7.00in stock
See the HotKits price list Build document Price list (Google Drive)Order: HotKits on FacebookHotKITs DIY community (Facebook group)

From the vendor

A distortion pedal that allows you to achieve a wide range of sounds - from overdrive to fuzz. Powerful distortion that sounds good with both humbuckers and single coils, adding a touch of natural compression. Clipping diodes switch (Si/LED) added. True bypass. Power supply: regulated mains adapter 9 VDC. The dimensions of the main PCB 50 x 39 mm. The dimensions of the True bypass PCB 50 x 42 mm. Enclosure type: Hammond 1590B.

Schematic

The schematic is in the vendor's build document. Open the build document. No KiCad fragment has been drawn for this circuit yet.

Parts list 29 rows

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RefValueNormalizedTypeNotes
Resistors 8
×24747Metal film resistor 1/4W 47 Ohm
×1560560Metal film resistor 1/4W 560 Ohm
×31k1kMetal film resistor 1/4W 1k
×11k51.5kMetal film resistor 1/4W 1k5
×110k10kMetal film resistor 1/4W 10k
×2100k100kMetal film resistor 1/4W 100k
×31M1MMetal film resistor 1/4W 1M
×14M74.7MMetal film resistor 1/4W 4M7
Capacitors 11
×133p33pCeramic disc capacitor 33p 50VCeramic disc capacitor
×1100p100pCeramic disc capacitor 100p 50VCeramic disc capacitor
×11000p1nCeramic disc capacitor 1000p 50VCeramic disc capacitor
×110n10nMonolithic ceramic capacitor X7R 10n 50VMonolithic ceramic capacitor
×13n33.3nPolyester film capacitor (R=5mm) 3n3 63VPolyester film capacitor
×222n22nPolyester film capacitor (R=5mm) 22n 63VPolyester film capacitor
×11u1uElectrolytic capacitor 1u 50VElectrolytic capacitor
×12u22.2uElectrolytic capacitor 2u2 25VElectrolytic capacitor
×24u74.7uElectrolytic capacitor 4u7 16VElectrolytic capacitor
×110u10uElectrolytic capacitor 10u 16VElectrolytic capacitor
×1100u100uElectrolytic capacitor 100u 16VElectrolytic capacitor
Diodes 2
×11N40011N4001Diode 1N4001
×21N41481N4148Diode 1N41481N914
Transistors 1
×1J112J112Transistor J112
ICs 1
×1LM308LM308IC LM308 (or OP07) DIP8or OP07
Potentiometers 1
×3A100kA100kPotentiometer Alpha RV16AF-20-15k-A100k
Trimmers 1
×150k50kTrimmer potentiometer 3362P-50k
Switches 1
×1Toggle switch SMTS-102TOGGLE SWITCH SMTS-102Toggle switch SMTS-102
LEDs 2
×1LEDLEDLED 5mm5mm; leads length=25mm
×2LEDLEDLED 3mm red3mm red
Other 1
×1Connector PLS-20RCONNECTOR PLS-20RConnector PLS-20RDS1022-1x20R

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