Offer Details

The Java Boost is a '60-style treble booster that adds a gain stage in front of your already overdriven tube amp, pushing it over the top into saturated, harmonically rich distortion. Conjuring a mythical British box from the 1960s (the Dallas Rangemaster), the Java Boost employs the real article - a genuine Mullard OC44 germanium transistor. It's not an overdrive pedal, and when used with a crispy tube amp, you get results that are impossible to obtain any other way.Keeley Electronics Java Boost Guitar Treble Booster Features:A modern Dallas Rangemaster circuit! Use with an overdriven tube amp for classic singing sustain and rich harmonic overtones Drive your tube amp over the top with syrupy overdrive '60-style treble booster gives you that hard-to-come-by vintage crisp Rare Mullard OC44 germanium transistor onboard - for authentic '60s vibe 3 way Switched Treble-Booster - Locking 3 way switch so your setting is not moved. Stock Vintage Rangemaster (Center), Mid-boost (Right), and Full Range (Left) Metal film parts for low noiseSome small scratches and scuffs, working perfectly, pre velcroed back, non-smoking household