Walrus Audio Fundamental Series — Fuzz & Delay

Walrus Audio has no business making pedals this good for under $100. The Fundamental Series Fuzz and Delay debut on the channel today — and they're remarkable. Welcome back to Edge of Breakup.

In this episode the Walrus Audio Fundamental Series Fuzz and Fundamental Series Delay take center stage together — featuring the Frank Brothers Arcade Thinline with Righteous Sound RAF Humbuckers (A4 neck / A2 bridge), into the Benson Amps Monarch, Benson Tall Bird, and Benson 2x12" cabinet via the Boss Waza Tube Amp Expander.

The Fundamental Series is Walrus Audio's challenge to themselves: design eight pedals with professional-grade tonal integrity using the simplest possible control set. Three sliders and a three-way toggle per pedal. Everything essential, nothing superfluous. Designed and assembled in Oklahoma City.

The Fundamental Fuzz is a three-mode aggressive fuzz. Gain, Tone, and Volume sliders — Tone cuts highs when dialed left, cuts lows when dialed right. The three-way toggle covers the character range: Classic is screaming fuzz with an iconic mid scoop, compressed and crunchy — the vintage silicon fuzz character. Mid+ flattens the tone stage with a mid boost, giving a compressed, full, punchy snarl — more PAF-voiced guitar-like. Gate lowers the bias voltage to create gated, spitty, starved fuzz — the dying-battery chaos Jack White built a career on. All three explored in this demo, stacked with the delay and individually.

The Fundamental Delay is three algorithms via slide switch. Digital: clean, transparent repeats with rhythmic definition. Analog: filtered and slightly distorted repeats designed to replicate bucket brigade delay character — warm, slightly wobbly, tape-adjacent. Reverse: reversed trails for building melody or pushing feedback into overload. Tap tempo by holding the bypass switch until the LED flashes. Buffered bypass with trails mode on by default.

The Righteous Sound RAF (Righteousness Applied For) Humbuckers are vintage-accurate PAF replicas — 49.2mm PAF-spec butyrate bobbins, USA-made pole screws and slugs, period-correct 42AWG plain enamel wire, vintage single braid wiring, custom fabricated nickel PAF-clone covers with no copper undercoat. This specific set: Alnico 4 in the neck, Alnico 2 in the bridge — the Derek Trucks-inspired configuration. Neck DC 7.2–7.5K / Bridge DC 7.6–7.8K. The A4 neck brings clarity and articulation; the A2 bridge brings warmth, bloom, and open harmonic complexity.

🎛️ Walrus Audio Fundamental Fuzz: https://www.walrusaudio.com/products/fundamental-series-fuzz
🎛️ Walrus Audio Fundamental Delay: https://www.walrusaudio.com/products/fundamental-series-delay
🎸 Righteous Sound Pickups: https://www.righteoussoundpickups.com
🎸 Frank Brothers Guitar Company: https://www.frankbrothersguitars.com
🔊 Benson Amps: https://www.bensonamps.com/guitar-amplifiers

Subscribe for more boutique tone explorations.

🎸 Frank Brothers Arcade Thinline | Righteous Sound RAF Humbuckers (A4 Neck / A2 Bridge)
🎛️ Walrus Audio Fundamental Fuzz (Classic / Mid+ / Gate) + Fundamental Delay (Digital / Analog / Reverse)
🔊 Benson Amps Monarch | Benson Tall Bird | Boss Waza TAE | Benson 2x12"

Recording: Universal Audio Apollo x4 | Lauten Audio LS-208 | Royer R10 & R121 | Sennheiser E906 | Ableton Live

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