Blue Eye 45
The first RL design, built in 2007: JTM45 roots, KT66 power valves and a JJ GZ34 rectifier. Sparkling cleans, brown tones and switchable cascaded input stages for raw ’60s/’70s distortion.
Explore the Blue Eye 45 →Archive · Custom & signature projects
Legacy amps
Not a catalogue: this is the archive of the projects that shaped the RL Technology sound.
Blue Eye Dual Channel
The two-channel evolution of the Blue Eye: dedicated Gain and Master, a solid-wood cabinet and selectable GZ34 or solid-state rectification.
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Hot Fusion 100
From its four-KT66 jazz/fusion clean platform to a selectable KT66/EL34 evolution: a multi-personality signature head with spring reverb.
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Trouble Maker
A single-channel head developed with Nick Mantoan: British roots, modern saturation and a dynamic response controlled from the guitar volume.
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Twin-Slo
A Fender Twin-inspired clean and SLO 100-style overdrive, with independent channels, Presence and Resonance on negative feedback and a 12DW7 tube effects loop.
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Hot Glass 30
The second RL design: Fender-style preamp, Class A 4× JJ 6V6 output stage, Gain Focus and selectable JJ GZ34 or solid-state rectification.
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Southern Twister
Fender roots with Canavese attitude: two dynamic channels and Modern/Vintage standby, from maximum precision to simulated tube-rectifier response.
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The Easy / TC
Two interpretations of the same true single-ended output stage: the essential purity of The Easy and three voices — Plexi, JCM800 and hot-rodded — in the TC.
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Red Hot 50
A two-channel riff machine: Plexi clean with Fat/Thin and Bright, plus heavily pushed two-level JCM800 drive. Three JJ ECC83S and two JJ EL34.
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Red Hot 50 Evo
Developed with Paolo Pasinato: three independent channels ranging from jazz clean and Plexi crunch to hot-rodded and high-gain voices.
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Red Hot 15
Three saturation levels, from Police-like cleans to Hot Rod and SLO character, in a compact tone machine with three preamp valves and two JJ EL84s.
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Nipple Tweaker
Two channels, a 2× EL34 JJ power stage and an Eminence GB12 speaker. Its SMPS brings a genuine 40-watt tube combo down to just 10 kg.
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THOF
The Hand of Fatima is a tube bass preamplifier developed with Tuscan bassist Roberto Lapucci. A 1960s/70s-inspired foundation with Baxandall tone control, Flat/Fat/Thin voicings and a dedicated overdrive channel with independent gain and volume.
Pub Killer
A Hot Glass-derived clean and three-level SLO-style drive, with separate plate-voltage supplies and selectable 30/60-watt output.
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Signature collaboration
Nick Mantoan × RL
The collaboration began in 2012 with the Blue Eye 45 and led to the Hot Fusion 100, a signature model built around his musical identity.
An important chapter in the RL story, connecting engineering development, live performance and sonic experimentation.
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