Dallas Rangemaster recreation with hand-picked germanium. Named for Clapton's Bluesbreakers album.

Handwired Dallas Rangemaster replica. Hand-picked germanium transistor. Twenty units worldwide.

Three-mode clean boost with full-range, treble, or bass voicing via a simple switch.

Kirk Hammett distortion with treble booster front-end. Hi/Lo switch for rhythm or lead saturation.

Multidriver spanning treble boost to crunchy distortion to fuzzy sustain—all-in-one gain shaping with 9V DC.

Rangemaster-inspired treble booster with Heat, Boost, and Range controls for extended flexibility.

Limited-run germanium multi-fuzz with military-spec OC44 transistors for richer lows.

CV7003 germanium treble booster with three-way EQ switch. Rangemaster heritage with military-spec transistors.

Tony Iommi signature boost based on a modified Dallas Arbiter Rangemaster. 2-band EQ and 3-way mid voicing switch.

BJF dual booster combining Little Red Trebler and Red Rooster. 40dB boost, 15dB treble boost at 4kHz.

DIY PCB for building a Dallas Rangemaster clone - the 1965 treble booster used by Brian May and Tony Iommi.

Four classic boost circuits in one box: silicon treble booster, JFET preamp, op-amp, and MOSFET.

R.J. Ronquillo signature 3-in-1: silicon treble boost, Herculean V2 overdrive, PT2399 slapback echo.

5-range Rangemaster treble booster with Mullard OC44 for Clapton to Iommi tones.

Fuzz with Rangemaster-style treble boost influence. Provides vintage-inspired fuzz with touch-sensitive cleanup.

Dual-channel British preamp with Plexi-style overdrive and Rangemaster-style EQ boost.

Treble booster with master volume and bass control, capturing Rangemaster tones with added flexibility and tube-like feel.

Smooth treble boost for cutting lead tones. Offers clean gain boost with minimal signal coloration.

Versatile OD1-based overdrive functioning as clean boost, treble booster, or standalone drive.

Zonk Machine MKII + Rangemaster treble boost (Marc Bolan s Shatterbox) with Big/Bigger voicing toggle.

Updated treble boost with attenuator—hotter transistor for more gain, Dallas Rangemaster DNA.

R.J. Ronquillo signature 3-in-1: silicon treble boost, Herculean V2 overdrive, PT2399 slapback echo.

Treble booster with hand-selected NOS 2N2222A transistor. Three-way toggle: treble, mid, or fat voicing.

Delay, treble boost, and level boost in one box. Delays trail off naturally when bypassed.