Akashic Guitar effects PCB lookup

1590B

PCB Guitar Mania

Green Octaver (Octa-plus)

Based on the EQD Tentacle/Green Ringer· 1 other board clones it

Category
Octave / Pitch· Analog Octave up
Difficulty
Beginner
Price
€4.90out of stock
Tags
beginner

Heads up Builders widely report inconsistent quality from PCB Guitar Mania boards, and whether a given board works is a gamble. Read recent forum reports before ordering.

From the vendor

Project overview

The Octa-Plus is an easy-to-build knob analog octave up that matches perfectly with any tipe of fuzzes.

This multipurpose board allows you to choose which version you want to build, the vintage one based on the green ringer or the more modern inspired on EQD Tentacle.

Introduction

The Octa-plus is an analog octave up; the effect will become much more pronounced when using your neck pickup and playing above the 12th fret.

The real magic of this circuit isn’t the simplicity by itself; you will see this unit’s true potential once you pair it with other pedals.

Place a booster like our Amazing booster or Freeman Boost ahead of the Octa-plus to improve its performance and increase the upper octave gain.

With a fuzz after the octave on the chain, you will be able to achieve any crazy octave-up fuzzy goodness. You can try with the killer combo of the Horn Device and the Reaper Device, just as on the EQD Hoff Reaper, experiment with the Ra’s Pharaoh to unleash total doomy madness, go crazy with the Fuzz Maker, or get on Jimi Hendrix shoes with the Voodoo Fuzz!

You can fit this small board altogether with some other circuits in the same enclosure to pair them together and create unique custom pedals at your taste.

Controls

• No controls 😀

For further analysis on this circuit take a look at this thread on Free Stomp Boxes Forum.

For any technical questions regarding this build don’t forget to check out our Facebook Group and our forum at Free Stomp Boxes.

Green Octaver (Octa plus) – Building Documents

Green Octaver (Octa plus) – Drilling Template

Reaper Device

Horn Device

Building docs available since February 1st.

Schematic

The schematic is in the vendor's build document, page 7. Open the build document. No KiCad fragment has been drawn for this circuit yet.

Parts list 25 rows

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RefValueNormalizedTypeNotes
Resistors 14
R12m20.0022
R2160k160k
R36k26.2k
R418k18k
R5560k560k
R610k10k
R710k10k
R868k68k
R968k68k
R1022k22k
R1122k22k
R1210k10k
R1347k47k
R144k74.7k
Capacitors 5
C247n47n
C347n47n
C447n47n
C5100n100n
C6100u100u
Diodes 3
D01n58171N5817
D11n4148*1N4148
D21n4148*1N4148
Transistors 3
Q12N50892N5089
Q22N3906-2N3906-
Q32N50892N5089

Other boards based on the EQD Tentacle/Green Ringer