Below are photos of the various styles of Brian May Fryer Treble Boosters which I have hand built since 1997, plus the 2008 brochure for the Fryer Sound UK built Brian May Fryer Treble Boosters.
Brian May Fryer Treble Boosters brochure 2008
Fryer JAN97 treble booster type 2 (photo courtesy of Luke Holwerda)
Mark Reynolds photo July 1998 Allerton Hill Fryer 1997 Treble Booster on top of the Deacy Amp
Total Guitar Xmas 1998 page 29
Total Guitar Xmas 1998 Fryer JAN97 treble booster on purple AC30
Brian May Fryer Treble Booster 1999 version; pic by Luke Holwerda
Brian May Fryer Treble Booster 1999-2002 model, photo courtesy of Mr Hiromitsu Shimaoka
Brian May Fryer Treble Booster 2002-2008
Treble Booster Touring handmade 2002-2008
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17th June 2024:
For the treble boosters that I am currently producing please see the following pages:
Treble Booster Touring:
https://fryerguitars.wordpress.com/treble-booster-touring/
Treble Booster Deluxe:
https://fryerguitars.wordpress.com/treble-booster-deluxe/
Treble Booster Super:
https://fryerguitars.wordpress.com/treble-booster-super/
Treble Booster Special:
https://fryerguitars.wordpress.com/treble-booster-special/
Fryer-Di Marco Treble Booster:
Strelly Booster – a new treble booster developed in 2024 designed to sound great with Strats ® and Teles ®, will be available in July 2024:
All the best, Greg Fryer
Fryer Guitars 
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