GKmasterclass – Gundy Keller’s professional coaching for unique guitar sounds:

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Intensive training regarding amps, pedals, multi-effects and guitars

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Learn to understand guitars and effects

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Learn to correctly adjust, wire up and use guitar equipment

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Playing coaching … the sound also comes from the fingers

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The GKmasterclass is the result of 30 years of experience in product development and teaching as well as studio-recording and live-performing.

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The ultimate sum of these experiences will help every guitarist on his quest for great guitar tone and sounds

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The GKmasterclass kicks off its coaching with an ACTUAL/TARGET-analysis which helps to realize the desired customer’s vision and transfer it into optimized and professional-sounding results.

It is THE tool for guitarists currently not happy with their sound who are looking for a real solution.

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Gundy Keller’s GKmasterclass provides enormous depth of knowledge and 30 years of experience achieved through his work for well-known companies in the field of product development, product demonstration and guitar sound consulting.