Akashic Guitar effects circuit lookup
CRACKLE

Enclosure not stated · 1 knob

Revolution Deux

Soulsonic Crackle Not OK

Based on the SoulSonic FX Crackle Not OK· 2 other boards clone it

Category
Boost
Controls
Crackle
Price
see vendor

From the vendor

Soulsonic's variation on the Super Hard On: the BS170 source goes straight to ground and the gain is set instead by a 1M 'Crackle' pot in series between the input cap and the gate, with 2M2 bias resistors. The post describes it as a Super Hard On without the crackling gain pot.

Schematic

The schematic is in the post. Open it at Revolution Deux. No KiCad fragment has been drawn for this circuit yet.

Parts list 12 rows

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Check before you build · 1 value the reader of this schematic was not sure of
  • D1 is labeled '1N400x'.
RefValueNormalizedTypeNotes
Resistors 5
R41M1Minput pulldown; read from the schematic by eye
R22.2M2.2Mread from the schematic by eye
R52.2M2.2Mread from the schematic by eye
R15.1K5.1kread from the schematic by eye
R3100K100kread from the schematic by eye
Capacitors 3
C147u47uelectrolytic; read from the schematic by eye
C2100n100nread from the schematic by eye
C310u10uelectrolytic; read from the schematic by eye
Diodes 2
D11N40011N4001drawn 1N400x; read from the schematic by eye
Z11N52421N5242 / 12Vzener; read from the schematic by eye
Transistors 1
Q1BS170BS170read from the schematic by eye
Potentiometers 1
Crackle1M1MPotentiometerread from the schematic by eye

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