Akashic Guitar effects PCB lookup
GAINHIGHLEVELLOW

125B · 4 knobs

PCB Guitar Mania

Hyperion Fuzz

Based on the READ INTRO Boss Hyper Fuzz FZ-2 High, total 87 components

Category
Fuzz· 2 Fuzzes – 1 Boost
Controls
Gain · High · Level · Low
Difficulty
Advanced
Price
€11.90out of stock

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

Two fuzzes, one Boost, one box! The Hyperion fuzz is really a wonder in its design and sound, packed and with lots of gain. Although when we grab this schematic, we were attempting to make a Boss FZ-2 inspired fuzz, after building it and testing, we realized, in fact, it wasn’t a direct clone of that legendary fuzz. Yet, we were blown away by the tone and features of this mysterious circuit.

Introduction

Soooo… while devolving the Hyperion Fuzz, we figured out that it’s not what we thought it would be. Basically, we were going for a straight clone of the Boss Hyper Fuzz and what we had when verifying the boards was an amazing sounding pedal… but it did sound different… very Good, packed with gain and tonal settings but different. So we did some more research and figured out that the schematic we were using was something different. We weren’t able to figure out if it’s someone’s own creation or based on something. But its schematic is definitely not even close to the FZ-2.

This model requires a DPDT ON/ON/ON SWITCH* to have the 3 modes fully functioning.

If you are experienced and feel like an experiment, you can replace it with a 3p4t Rotary switch. Of course, this would require you to box the pedal in a bigger enclosure with a different pots layout.

It might not be a bad idea to make a new version in the future featuring this mod, and maybe some tweaks on the EQ section, like adding mids control…

Controls

• Gain

• Level

• High

• Low

• Mode toggle (Fuzz I, Fuzz II, Boost)

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.

Hyperion Fuzz – Building Docs

Hyperion Fuzz – Drilling Template

Schematic

The schematic is in the vendor's build document, page 5. Open the build document. No KiCad fragment has been drawn for this circuit yet.

Parts list 84 rows

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RefValueNormalizedTypeNotes
Resistors 42
R37100K100k
R3810K10k
R11M1M
R39100K100k
R210K10k
R401K1k
R31M1M
R4110K10k
R41M1M
R4210K10k
R52K22.2k
R61K51.5k
R7100K100k
R810K10k
R9100K100k
R10220K220k
R114K74.7k
R1210K10k
R131K1k
R141K1k
R15100K100k
R1627K27k
R1710K10k
R181K81.8k
R1927K27k
R20100K100k
R2147K47k
R2210K10k
R2310K10k
R2410K10k
R2510K10k
R2627K27k
R2710K10k
R28120K120k
R291K1k
R301K1k
R31100K100k
R3210K10k
R3310K10k
R343K33.3k
R353K33.3k
R36100K100k
Capacitors 28
C251u1u
C2610u10u
C27100u100u
C2847u47u
C147n47n
C2100n100n
C347p47p
C633n33n
C121n1n
C134n74.7n
C1447n47n
C1615n15n
C1847p47p
C1910p10p
C2015n15n
C2147p47p
C22150n150n
C2347n47n
C42u22.2u
C510u10u
C710u10u
C81u1u
C91u1u
C1047u47u
C111u1u
C151u1u
C171u1u
C2410u10u
Diodes 3
D01N58171N5817
D11N9141N914
D21N9141N914
Transistors 4
Q1BC549CBC549C
Q2BC549CBC549C
Q3BC549CBC549C
Q4BC549CBC549C
ICs 3
IC1TL072TL072
IC2JRC4558JRC4558
IC3JRC4558JRC4558
Potentiometers 4
GAINA50KA50kPotentiometer
HIGHB50KB50kPotentiometer
LEVELA50KA50kPotentiometer
LOWB50KB50kPotentiometer