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Dallas Rangemaster Treble Booster | Reverb
Bohemian Treble Booster
Guild Brian May Treble Booster Pedals | GAD's Ramblings
Broadway – Treble Booster & Germanium Preamp | CopperSound
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JMI Rangemaster Treble Booster | Reverb
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JHS' $250 treble booster sells out within 7 minutes
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ThroBak Strange Master Guitar Effects Pedals Dallas Rangemaster Voiced - ThroBak
British Pedal Co. Vintage Series Dallas Range Master Treble Booster « Guitar Effect
TREBLE BOOSTERS- the most UNDERRATED GUITAR EFFECT! Tone Secrets #8 - YouTube
DIY Strat (and other guitar & audio projects): Building a quick Brian-May-style treble booster on Veroboard
The BMG Treble Booster Classic
Treble Booster Deluxe | Fryer Guitars
Brian May Fryer Treble Booster | Fryer Guitars
British Pedal Co BPC Compact Series Dallas Rangemaster Treble Boost Guitar
GMR BC Dallas Hand Wired Treble Boost Guitar Pedal (Rangemaster Style) | eBay
NOS Dallas Rangemaster
British Pedal Company Vintage Series Treble Booster – Thomann United States
The BMG Treble Booster Classic
Mythos Cestus Treble Booster
Treble Boosters – dsgb
Treble Booster Series - Rock You, Wembley, QueenMaster - Electric guitar pedal - Colombo Audio Electronics
