Akashic Guitar effects circuit lookup
VOLTSGAINBIAS

Enclosure not stated · 3 knobs

PCBWay: Glory to Ukraine

Germanium OD

Based on the Electro-Harmonix Germanium Overdrive· 3 other boards clone it

Category
Overdrive
Controls
Volts · Gain · Bias
Price
see vendorin stock
Tags
EHX

Schematic

The schematic image is on the project page. Open it at PCBWay.

Parts list 14 rows

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RefValueNormalizedTypeNotes
Resistors 6
×14k74.7kLED current-limiting resistor; read from the schematic by eye
×110k10kread from the schematic by eye
×115k15kread from the schematic by eye
×462k62kread from the schematic by eye
×1100k100kread from the schematic by eye
×12M22.2Mread from the schematic by eye
Capacitors 2
×5470n470ndrawn polarized (with +); read from the schematic by eye
×147u47uelectrolytic; read from the schematic by eye
Diodes 1
×11N58171N5817read from the schematic by eye
Transistors 2
×22N50872N5087read from the schematic by eye
×1NKT275NKT275germanium; read from the schematic by eye
Potentiometers 3
VoltsB100kB100kPotentiometerread from the schematic by eye
GainB10kB10kPotentiometerread from the schematic by eye
BiasC100kC100kPotentiometerwired as variable resistor; read from the schematic by eye

Other boards based on the Electro-Harmonix Germanium Overdrive