1590B Drill Templates

Super-simple boost/OD box. Single bias control will take you from clean boost to overdrive, and can crank enough juice out to really push an amp into new territory.

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Fuzz Dog Brain Bomb

Nice PT2399-based vibrato/chorus with a twist.

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Fuzz Dog Brian May Treble Boost

Great treble boost that doesn't rely on an unpredictable germanium transistor to do the magic.

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Fuzz Dog BSIAB2 - Brown Sound in a Box

Ed Guidry's high-gain distortion designed to recreate Eddie Van Halen's famous Brown Sound .

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Fuzz Dog Buffered Pickup Sim

NEW - we've added the option to have it without a footswitch.

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Fuzz Dog Cab Sim ROG Condor

Great speaker cabinet simulator from RunOffGroove .

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Fuzz Dog Candyman Overdrive

Arguably the most popular and sought after overdrive out there, just don't say the name out loud!

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Fuzz Dog Cherub Chorus

Great little chorus designed by Frequency Central.

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Fuzz Dog Chimera PreAmp

Sweet little box that emulates the superb tonal range of the pre-amp in the Chimera 30.

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Fuzz Dog Clapton Mid Boost

NOTE: this has unavoidable switch pop. Consider it an always-on effect.

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Fuzz Dog Cone Cranker

People just love the Electra circuit, don't they? Here's yet another twist on it by a company pushing that Richter scale to the limits.

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Fuzz Dog Cone Ripper - Filthy OD/Fuzz

Noisy, uncompromising, signal-tearing gain.

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Fuzz Dog Cosmos Fuzz

If you like it extreme, splattery and utterly destructive then this is for you.

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Fuzz Dog Crusher - Analog Bit Crusher

NOTE: the build doc still shows the pre-Direct-Connect version of the PCB.

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Fuzz Dog CSound Tremolo

Another lovely wobble box, this time getting somewhere close to the throbbing goodness found on a vintage Vox amp.

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Fuzz Dog Dark Octave Destroyer

Now then... The designer of this circuit isn't known for creamy smooth smoochy fuzz tones, but this one really is OUT THERE!

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Fuzz Dog Dart Boost

Simple one-knob boosts. What's not to love? Always room for one more.

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Fuzz Dog Deep Vibes Optical Vibe Machine

A modern take on getting the classic vibe sound, squeezed into a neat little 1590B package.

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Fuzz Dog Deuterium Boost

Clean boost with mega amounts of headroom. Based around the lovely OP2134 op-amp, this is as clean as boosts get.

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Fuzz Dog Doc Bob

Get yourself tuned into the delightful tones of the Vox UL730 preamp.

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Fuzz Dog Doom Scum Fuzz

The stoned drop-out sibling of the Pond Scum, this fella knows what filth you're after and how to get it.

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Fuzz Dog Dude Boost

Big, beefy FET boost in a tiny footprint. This is Tim Escobedo's Duende-JFET boost.

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Fuzz Dog Dumb Lloyd

Highly-hyped, highly priced Dumble-in-a-box.

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Fuzz Dog Dumbo Silver

Neat amp-in-a-box bringing you mid-focused, touch sensitive Dumble style tones.

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Fuzz Dog Eagle Claw Overdrive

As with many boutique boxes, this one owes a lot to those that came before.

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Fuzz Dog Echo Blue Delay

Clone your own Deep Blue Delay. What's that? It's a PT2399-based digital delay with an analog direct signal path.

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Fuzz Dog Eight Two Zero Drive

What do you do if you want the sweet, sweet magic of a Klon Centaur in your chain, but you don't want a Klon Centaur in your chain?

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Fuzz Dog EMpathy Drive

Nice and simple low/medium gain OD that responds well to playing dynamics and guitar volume adjustment.

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Fuzz Dog Engineer's Thumb Compressor

Valve Wizard's excellent compressor design. Something a little different to the Dynacomp variants.

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Fuzz Dog English Channel - Vertical Format

NOTE - If you want the kit pre-built, this option is only available with through-hole FETs.

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Fuzz Dog Enlightened Drive

New for 2024 - make yourself an original Japanese design that is actually almost a straight-up clone of the Zen Drive - the Yogi variant below.

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Fuzz Dog Ex-Con Overdrive

There are lots of amp emulation pedals out there, but none sound quite like this pup.

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Fuzz Dog Fat Furry Freak - Vertical config

This is one absolute beast of a circuit.

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Fuzz Dog Fillmore Fuzz

When is a Fuzz Face not a Fuzz Face? When it's actually based on an Octavio without the octave.

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Fuzz Dog Fire Breather Fuzz

If you love the fuzz, but want to keep your guitar's tonal character, this one's for you.

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Fuzz Dog FlatLine Compressor

John Hollis' relatively low parts count optical compressor. This fits in between the 'is it on' and 'super squished' camps.

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Fuzz Dog Fusion Fuzz

Sibling to the Moon Unit Fuzz.

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Fuzz Dog Fuzz Face - Basic

NPN Ge Texas Square Face available until we run out of suitable cans.

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Fuzz Dog Fuzz Guy

The silicon Fuzz Face is a glorious thing. But what if you want more control of the subtleties streaming out of that sublime circuit?

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Fuzz Dog Fuzzy Twist

An utter beast of a take on a hybrid Tone Bender.

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Fuzz Dog FX10 Boost

Recreate the DOD FX10 BiFET Preamp right here. Not exactly, as we've removed the original's switching which makes no difference at all to the performance.

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Fuzz Dog Gape

Beautifully simple pedal - who doesn't love a one-knobber after all?

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Fuzz Dog Gate Keeper Noise Gate

Simple but effective noise gate. Sure, you could go all in on a Decimator, but what do you want it to do?

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Fuzz Dog Ghost Notes

Tiny circuit that has a lot of smile-inducing potential. If you like it glitchy this could be the one for you.

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Fuzz Dog Glam Chorus

Sweet PT2399-based chorus action from the now discontinued Madbean project.

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Fuzz Dog God Says No

If you love what the Boner Boost does but hate the crackle, this one's for you.

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Fuzz Dog Golden Sunn

The extreme, uncompromising beast that is the Sunny-T is one of our all-time best selling kits.

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Fuzz Dog Gory Digit

OK, we have to admit this is a difficult one.

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Fuzz Dog GreaSi Box

Silicon version (i.e. much easier to source and to fettle) of a fantastic germanium fuzz box, giving what's been described as a 'greasy' fuzz tone.

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Fuzz Dog Green Citrus - Matamp-in-a-box

This one comes growling out of the DIY archives to bite your face off.

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Fuzz Dog Green Ringer - Octave UP!

Our version of the Dan Armstrong Green Ringer, an octave-up circuit which can be used to great effect when combined with fuzz.

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Fuzz Dog Green Spike

Designed by Ed Sanner as the successor to the FuzzRite, this sought after fuzz is rightly held in high esteem.

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Fuzz Dog Grinder

A distortion-tweaker's delight. There's so much tone on tap with this one you'll lose track of time.

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Fuzz Dog Guv

There are many pedals out there that try to recreate the tone of a Marshall™ amp, and lots of them do it well.

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Fuzz Dog HaraKiri Overlord - Too Much Fuzz!

1590B · 1590B 2-Knob (Type 1)

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Fuzz Dog Harmonic Energiser

One for the Zappa fans out there. Great filter circuit that can do a whole range of cocked wah and more.

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Fuzz Dog Harmonic Percolator

New version as of August 2022

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Fuzz Dog Heavy Magic

What could be better than a sweet old DOD OD250? Perhaps a super-tuned box of just that with bells on.

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Fuzz Dog Hizbender

Traced by greybench over at FSB in October 22, we give you the Stafford Maxon Hizbender 1944T.

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Fuzz Dog HUGE Fuzz

Seems like everyone has their own take on the classic Colorsound One-Knob Fuzz, and why not?

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Fuzz Dog HyPak

Great little circuit to give you the oomph and response of a dirty HiWatt, similar to Pete's from Live in Leeds.

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Fuzz Dog It's a Bomber

Sweet, bass-heavy drive pedal - the signature model of Jeff Kollman.

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Fuzz Dog Jailbreak

Capturing the essence of Wayne Kramer's absolutely brutal MC5 tone.

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Fuzz Dog Jen Fuzz

Now this is a skanky, skuzzy little number. Amazing garage tones from a really simple build.

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Fuzz Dog Joy Drive

There's always room for more Dumble-in-a-Box pedals, and this one is rather nice, offering a higher gain range than some others.

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Fuzz Dog Karlito Loves Fuzz

A quick and easy fuzz build with a massive sound.

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Fuzz Dog Karryn

Now discontinued Japanese boutique take on emulating a cranked 70s era Marshall.

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Fuzz Dog Le Chat Noir Drive

Low parts count box of wonderful drive. Articulate and responsive, with clean up so nice you'd swear there was a tube amp in the box.

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Fuzz Dog Lester Fuzz

The raucous cousin of the Ramesses Fuzz, this Big Muff-based beast pulls no punches.

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Fuzz Dog Little Boy Blues Drive

Of course the world always needs another Tube Screamer based drive, right?

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Fuzz Dog Llamatron - Red Llama Fuzz

Take Craig Anderton's Tube-Sound Fuzz circuit, add some tiny tweaks, give it a silly name.

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Fuzz Dog LPB Boost / Treble Boost / Shouting Bird

Everyone needs a little boost now and again, and this dinky circuit is just the job.

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Fuzz Dog Mad Mule Vertical - Neil Young's Weld and Rust tones in a box

Also available in horizontal format if you like that kind of thing.

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Fuzz Dog Maestro MFZ-1 Fuzz

Ooooh that's meaty. This op-amp based 70s beast throws out much more mighty fuzz than the small parts count would have you believe.

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Fuzz Dog Magic Buffer Booster Box

The little box of magic you probably didn't know you needed.

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Fuzz Dog Magic Vibes Tremolo

You can never have enough wobble on the board, so here's a nice optical trem to add to the arsenal, updated for your pleasure in 2024.

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Fuzz Dog Master Boner

The Boner Boost is an outstandingly awesome little box of oomph, but it's not all about boosting.

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Fuzz Dog Mastodon Bass Fuzz

Absolutely massive fuzz designed for bass but just as brutal on guitar - honest!

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Fuzz Dog Maximus Distortium Vert - High Gain Distortion

Metal mayhem in a box that emulates some sweet fully Kranked amps, now in a more board-friendly vertical 1590B format.

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Fuzz Dog MaxMini

Stripped down version of a bigger drive that was designed to get your guitar tone into similar realms to William Basinski's 'Disintegration Loops'.

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Fuzz Dog May 83 Treble Boost

Another treble boost used by Mr May. This one can be seen in photos of his pedal board from 1981.

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Fuzz Dog May Queen

RunOffGroove's sweetly simple one-knob emulation of Brian May's signature tone.

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Fuzz Dog MegaHIWatt - Vintage HIWATT Amp Tone

One PCB, two different circuits based on 70s Hiwatt™ amp tones.

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Fuzz Dog Merky Fuzz

An absolute beast of classic 60s-style garage fuzz - a hairy box of grunge based on the Fuzz Rite.

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Fuzz Dog Mini Booster

Tremendous little booster that can do mega dB of clean or add grit if you want it.

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Fuzz Dog Molokai Mid Boost

Short-lived mid-boost pedal from waaaay back in '92.

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Fuzz Dog Moon Phaser

Who doesn't like a bit of phase fun? Yeah, not many hands up.

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Fuzz Dog Moon Unit - Dark Side of the Fuzz

1590B · 1590B 5-Knob (Type 1)

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Fuzz Dog Mosrite Fuzz Rite

Piercing, clanky, vintage goodness that'll cut through any band mush.

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Fuzz Dog Mr Creosote

Wafer thin? Hell no. This is a big, fat boost.

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Fuzz Dog Muff Fuzz (Op Amp)

Very early EHX gain box that originally plugged straight into the guitar.

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Fuzz Dog Muff Fuzz (Transistor)

The original transistor-based version of the EHX Muff Fuzz.

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Fuzz Dog Muffled Gun Fuzz

Some people prefer simplicity - less is more. Some like to tweak their knobs all night - this one's for you...

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Fuzz Dog Octave? Ja!

1967. What's that crazy new sound? It's... it's like there's another guitar playing the note an octave higher but it's way too precisely following.

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Fuzz Dog OD-1 / FullTilter

Jump in your way-back-when machine and ride that overdriven wave.

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Fuzz Dog Omega Treble Boost

Run Off Groove's stab at getting all the goodness of a Range Master without having to deal with the noise and temperament of germanium cans, and they've done a very nice job indeed.

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Fuzz Dog Ominous CabSim

Tone-tweaker's dream right here.

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Fuzz Dog One Knob Fuzz

Such a lot of thick fuzz for such a small build. Excellent response to playing dynamics.

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Fuzz Dog Orange Squeezer Compressor

Simple but nicely effective compressor kit. A lot of compressors have huge parts counts, but this one keeps it real and does what it says with the minimum of fuss.

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Fuzz Dog Overstellar Interdriver

1590B · 1590B 2-Knob (Type 1)

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Fuzz Dog Parental Guidance

A signature drive that really delivers.

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Fuzz Dog Parp Fuzz

Now this is a fun little fuzz box.

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Fuzz Dog Phase 90

Want phase? We got phase. 90 degrees of it.

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Fuzz Dog Quagmire Fuzz

A beautiful box of fuzz, designed to get you a huge range of Jimi tones from Electric Ladyland through to Band of Gypsys.

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Fuzz Dog Quiet Boost

If you love a Super Hard-On™ but think the crackle is not ok, look no further.

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Fuzz Dog Range Boss

Beautifully beefy boost with tweakable bass response.

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Fuzz Dog Range Master with Voltage Inverter

The Dallas Range Master. Bedrock of so many classic tones. Beautiful germanium treble boost.

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Fuzz Dog Rauff

Another variation on the Rat, and oh my, this is a doozy.

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Fuzz Dog Reasonably Good Mangler

Because sometimes it's about ripping your tone apart and getting crazy.

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Fuzz Dog Red Spike

A wonderfully frightening fuzz.

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Fuzz Dog Rhino

Big green grit machine right here. This is based on the popular Mk II version of the original, not the later Mk IV or current Mk V.

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Fuzz Dog RNG

Doug Deeper's box of batsh*t crazy fuzz.

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Fuzz Dog Roar Drive

Now that's a nifty parts count for a very versatile drive.

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Fuzz Dog Rodent Baxandall

The Rat. What's not to love? Well, maybe the fairly limited scope of the tone control.

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Fuzz Dog Rooby

You like your fuzz extreme and wild? (Who doesn't?) - This is for you.

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Fuzz Dog Schaller Fuzz

Schaller's take/tweak of the silicon Fuzz Face.

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Fuzz Dog Secret Screamer

One of those pedals that came and went in a flash, got snapped up and is now likely a decent chunk of a lot of people's retirement funds...

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Fuzz Dog Shin-Ei FY2 Companion Fuzz with post-boost

Really skanky vintage fuzz tones. Fizzy, splattery, over-the-top and gloriously nasty.

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Fuzz Dog Shred Master Vertical

Big, fat, high-gain distortion with a great range of tones thanks to the Contour control.

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Fuzz Dog Sideswipe

It's been said there are more pedals based on the Tube Screamer than there are grains of sand in the Sahara desert (it hasn't).

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Fuzz Dog Signal Sloth

Take the edge off with this clone of the long discontinued Boss™ SG-1 Slow Gear.

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Fuzz Dog Simple Compressor

Another 'is it on?' compressor. Not too squishy, just does the job.

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Fuzz Dog Simple One-Knob Reverb

As simple as reverb gets. A single knob to control the blend of dry and verb signal.

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Fuzz Dog Sludgesicle

Simple single-knob sine wave slayer.

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Fuzz Dog Spook Fuzz

High gain, gated fuzz for all you filth freaks. Wind the fuzz back for some almost sensible drive tones, or crank it for an absolute splatter-fest

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Fuzz Dog Stink Drive

Madbean's excellent take on Aron Nelson's Smash Drive.

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Fuzz Dog Sunny-T - cranked Sunn Model T tones

Who wouldn't like a Sunn Model T in their set-up? Bet you can't name one person.

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Fuzz Dog TC-35

Nice drive based on the Gorilla Tube Cruncher TC-35 solid state combo, thanks to the fine work of Aion FX.

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Fuzz Dog TEN

Yeah, y'all ignored it at the time - a little solid state joke amp that the lame kid had.

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Fuzz Dog The Verb - Box of Hall Reverb

Note: image shows previous version. New pic to follow.

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Fuzz Dog Tone Bender Pro MkII

All-time classic fuzz. Huge, smooth sounds available from this great circuit.

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Fuzz Dog Tone Bender Pro MkII Inverter

All-time classic fuzz. Huge, smooth sounds available from this great circuit.

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Fuzz Dog Toxic Minx - Distortion+/OD250

Clone of the MXR Distortion+, the 70's workhorse of the rich and famous (well, Randy Rhodes apparently).

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Fuzz Dog Trainwreck

Recreating the characteristics of a Trainwreck™ Express amp in a little stomp package.

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Fuzz Dog Treble Deluxe

Another boost which alledgedly has graced Mr May's rig at one time or another.

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Fuzz Dog Tube Steak Fuzz

Craig Anderton's Tube-Sound Fuzz - such a classic circuit full of joy and wonder.

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Fuzz Dog Utility Face

Fuzz Face. That ubiquitous little box of delight. Love it or hate it, you can't ignore it.

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Fuzz Dog V8

Want your rig to spew forth the grunt, growl and splutter of a V8 muscle car?

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Fuzz Dog Vintage Soda Fuzz

NOTE - PCB has been updated. The toggle switch that was between the two pots has been moved up 4mm so things are less cramped.

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Fuzz Dog Vintage Vox Drive

The last thing anyone wants is to fry their beloved vintage AC15 or AC30, but how else are you going to get that incredible tone of those great British beasts being pushed to the edge?

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Fuzz Dog Violet DuckBill Octave Fuzz

This here is the result of someone having the great idea of sticking a Green Ringer octave-up circuit after a Llamatron fuzz.

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Fuzz Dog Volt Thump

Metal wrecking machine in a box.

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Fuzz Dog Vox MkIII Treble and Bass

Earning it's rightful place in the history of the Tone Bender, this little chap is pretty hard to come by.

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Fuzz Dog Vox Treble Boost

Vintage treble boost. Need we say more?

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Fuzz Dog War Pig

Sometimes the simplest set-ups yield the most sought-after tone, and it doesn't get much simpler than Tony Iommi's early Black Sabbath sound.

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Fuzz Dog Watchman Optical Compressor

Keep a watchful eye on your signal with this optical compressor.

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Fuzz Dog Wee Beaver

This is a great fuzz from El Musico Loco which is no more (RIP).

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Fuzz Dog Wrecker Drive

Massive distortion for all your chug and djent needs.

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Fuzz Dog Zap

Single channel version of the discontinued hybrid silicon/germanium, fuzz beast.

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Fuzz Dog Zonk II

JHS's bargain offering that was touted alongside their germanium Zonk Machine.

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Fuzz Dog Zonk Machine

NOTE: DOES NOT INCLUDE TRANSISTORS

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3D printable drill jig

Fuzz Dog 1590B 3-Knob (Type 2)

Fuzz Dog 1590B 3-Knob 1-Toggle (Type 1)

Fuzz Dog 18 Watt

Fuzz Dog 186,282Mps Drive

Fuzz Dog 3-Band Rat

Fuzz Dog 360 Fuzz

Fuzz Dog 64 Vox

Fuzz Dog 7 of Dwarves Auto Wah

Fuzz Dog 74 Combo

Fuzz Dog 8-Bit Legend

Fuzz Dog AcouPre

Fuzz Dog Acti-Boost

Fuzz Dog AF-60

Fuzz Dog Amber Chuck V4

Fuzz Dog Angry Chuck V3

Fuzz Dog Annihilator Fuzz

Fuzz Dog Ass Krack Fuzz

Fuzz Dog Axis Fuzz

Fuzz Dog Bass Pig - Hog's Foot bass boost

Fuzz Dog Baxandall Tone Stack

Fuzz Dog Bazz Fuzz

Fuzz Dog BBC Dumb

Fuzz Dog BeatleVox

Fuzz Dog Bee Juice Overdrive

Fuzz Dog Big Fluffy Pie - Bass Blender

Fuzz Dog Big Muff Pi

Fuzz Dog Big Muff Pi - 3-Band Tone

Fuzz Dog Black Ash Fuzz

Fuzz Dog Black Tiger Boost

Fuzz Dog Blaster - Alembic Stratoblaster

Fuzz Dog Blue Boo Boost

Fuzz Dog Blue Moon Drive

Fuzz Dog BMP2

Fuzz Dog Boner Boost

Fuzz Dog Box of Krunch

Fuzz Dog Box of Tone 50

Fuzz Dog Brain Bomb

Fuzz Dog Brian May Treble Boost

Fuzz Dog BSIAB2 - Brown Sound in a Box

Fuzz Dog Buffered Pickup Sim

Fuzz Dog Cab Sim ROG Condor

Fuzz Dog Candyman Overdrive

Fuzz Dog Cherub Chorus

Fuzz Dog Chimera PreAmp

Fuzz Dog Clapton Mid Boost

Fuzz Dog Cone Cranker

Fuzz Dog Cone Ripper - Filthy OD/Fuzz

Fuzz Dog Cosmos Fuzz

Fuzz Dog Crusher - Analog Bit Crusher

Fuzz Dog CSound Tremolo

Fuzz Dog Dark Octave Destroyer

Fuzz Dog Dart Boost

Fuzz Dog Deep Vibes Optical Vibe Machine

Fuzz Dog Deuterium Boost

Fuzz Dog Doc Bob

Fuzz Dog Doom Scum Fuzz

Fuzz Dog Dude Boost

Fuzz Dog Dumb Lloyd

Fuzz Dog Dumbo Silver

Fuzz Dog Eagle Claw Overdrive

Fuzz Dog Echo Blue Delay

Fuzz Dog Eight Two Zero Drive

Fuzz Dog EMpathy Drive

Fuzz Dog Engineer's Thumb Compressor

Fuzz Dog English Channel - Vertical Format

Fuzz Dog Enlightened Drive

Fuzz Dog Ex-Con Overdrive

Fuzz Dog Fat Furry Freak - Vertical config

Fuzz Dog Fillmore Fuzz

Fuzz Dog Fire Breather Fuzz

Fuzz Dog FlatLine Compressor

Fuzz Dog Fusion Fuzz

Fuzz Dog Fuzz Face - Basic

Fuzz Dog Fuzz Guy

Fuzz Dog Fuzzy Twist

Fuzz Dog FX10 Boost

Fuzz Dog Gape

Fuzz Dog Gate Keeper Noise Gate