Akashic Guitar effects PCB lookup
VOLUMEMIDSSWEEPLO/HI (TOGGLE)

125B · 4 knobs

PedalPCB· PCB054

Maleficent Mids

Based on the JHS Haunting Mids· 2 other boards clone it

Category
EQ / Filter
Controls
Volume · Mids · Sweep · Lo/Hi (Toggle)
Price
$8.00in stock
Tags
125B
Buy the PCB at PedalPCB Build document2/7/21

From the vendor

Controls

• Volume – Adjusts output volume

• Mids – Cuts/boosts midrange frequencies

• Sweep – Adjusts center frequency

• Lo/Hi (Toggle) – Selects Hi or Lo resonance peak

Specifications

• Designed for a 125B enclosure with top-mounted jacks

Downloads

Schematic

The schematic is in the vendor's build document, page 3. Open the build document. No KiCad fragment has been drawn for this circuit yet.

Parts list 33 rows

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RefValueNormalizedTypeNotes
Resistors 18
R11M1MResistor, 1/4W
R2470K470kResistor, 1/4W
R310K10kResistor, 1/4W
R44K74.7kResistor, 1/4W
R622K22kResistor, 1/4W
R722K22kResistor, 1/4W
R95K65.6kResistor, 1/4W
R105K65.6kResistor, 1/4W
R116K86.8kResistor, 1/4W
R126K86.8kResistor, 1/4W
R133K33.3kResistor, 1/4W
R146K86.8kResistor, 1/4W
R153K33.3kResistor, 1/4W
R164K74.7kResistor, 1/4W
R174K74.7kResistor, 1/4W
R1004K74.7kResistor, 1/4W
R10110K10kResistor, 1/4W
R10210K10kResistor, 1/4W
Capacitors 9
C14u74.7uElectrolytic capacitor, 5mm
C247p47pCeramic capacitor
C310n10nFilm capacitor, 7.2 x 2.5mm
C41n51.5nFilm capacitor, 7.2 x 2.5mm
C547p47pCeramic capacitor
C64u74.7uElectrolytic capacitor, 5mm
C100100u100uElectrolytic capacitor, 5mm
C10110u10uElectrolytic capacitor, 5mm
C10210u10uElectrolytic capacitor, 5mm
Diodes 1
D1001N58171N5817Schottky diode, DO-41
ICs 2
IC1NE5532NE5532Dual op-amp, DIP8
IC2TL072TL072Dual op-amp, DIP8
Potentiometers 3
VOLUMEB10KB10k16mm right-angle PCB mount pot
MIDSB10KB10k16mm right-angle PCB mount pot
SWEEPB100K DUALB100K DUAL16mm right-angle PCB mount potDual-gang B100K

Other boards based on the JHS Haunting Mids