The HT-BOOST’s high voltage gain circuit is like adding two extra hot valve stages to your amp so, unlike with inferior battery powered products, you don’t lose any precious dynamics or tone.

The HT-DRIVE has dual cascaded, high voltage, triode stages which deliver gain from warm boost to screaming valve saturation. The unique ‘A-Class’ tone control cuts the fizz without making

By allowing infinite adjustment over the characteristics of the HT-DIST’s tone control network, the patentapplied-for ISF circuit allows you to effectively design your own tone and find the sound

The HT-DISTX is a no compromise, ultra high gain, filth machine. The tone has been benchmarked against the best high-gain valve amps in the world and will transform your mild mannered classic into

Channel 1 has either Clean or Crunch modes so it can be used clean, as a boost or overdrive. Channel 2 gives distortion tones from super crunch right up to screaming lead.