Karl-Heinz "Kalle" Trapp was a German

music engineer An audio engineer (also known as a sound engineer or recording engineer) helps to produce a recording or a live performance, balancing and adjusting sound sources using equalization, dynamics processing and audio effects, mixing, reproduction, ...

and producer, and owner of the Karo Studio in

Münster Münster (; nds, Mönster) is an independent city (''Kreisfreie Stadt'') in North Rhine-Westphalia, Germany. It is in the northern part of the state and is considered to be the cultural centre of the Westphalia region. It is also a state distr ...

. The federal state

North Rhine-Westphalia North Rhine-Westphalia (german: Nordrhein-Westfalen, ; li, Noordrien-Wesfale ; nds, Noordrhien-Westfalen; ksh, Noodrhing-Wäßßfaale), commonly shortened to NRW (), is a States of Germany, state (''Land'') in Western Germany. With more tha ...

became breeding ground for most German metal bands in the 1980s, with Trapp being referred to as "one of the main

power metal Power metal is a subgenre of heavy metal combining characteristics of traditional heavy metal with speed metal, often within symphonic context. Generally, power metal is characterized by a faster, lighter, and more uplifting sound, in contra ...

producers of the 1980s and '90s". He became especially known as recurring producer of Blind Guardian's records, also credited as backing vocalist on several Blind Guardian albums. According to Andy Ergün of Grinder, Trapp also recommended that

No Remorse Records No Remorse Records was a German Heavy metal music, heavy metal record label. It was the original record label of heavy metal band Blind Guardian. Discography *NRR 1001: Blind Guardian - ''Battalions of Fear'' *NRR 1002: Dimple Minds - ''Blau auf'm ...

sign Blind Guardian to release their first record. Trapp also produced or engineered albums by

thrash metal Thrash metal (or simply thrash) is an extreme subgenre of heavy metal music characterized by its overall aggression and often fast tempo.Kahn-Harris, Keith, ''Extreme Metal: Music and Culture on the Edge'', pp. 2–3, 9. Oxford: Berg, 2007, . ...

bands such as

Sieges Even Sieges Even was a German progressive metal band from Munich. The band was originally formed under the name 'Sodom' (not to be confused with fellow German band Sodom) in the early 1980s, released their first demo in 1983, and adopted the name Sie ...

Destruction Destruction may refer to: Concepts * Destruktion, a term from the philosophy of Martin Heidegger * Destructive narcissism, a pathological form of narcissism * Self-destructive behaviour, a widely used phrase that ''conceptualises'' certain kind ...

, and Paradox;

death metal Death metal is an extreme subgenre of heavy metal music. It typically employs heavily distorted and low-tuned guitars, played with techniques such as palm muting and tremolo picking; deep growling vocals; aggressive, powerful drumming, feat ...

such as ''

Malleus Maleficarum The ''Malleus Maleficarum'', usually translated as the ''Hammer of Witches'', is the best known treatise on witchcraft. It was written by the German Catholic clergyman Heinrich Kramer (under his Latinized name ''Henricus Institor'') and first ...

'' by Dutch Pestilence, as well as heavy metal and

hard rock Hard rock or heavy rock is a loosely defined subgenre of rock music typified by aggressive vocals and distorted electric guitars. Hard rock began in the mid-1960s with the garage, psychedelic and blues rock movements. Some of the earliest hard ...

such as Mad Max,

Saxon The Saxons ( la, Saxones, german: Sachsen, ang, Seaxan, osx, Sahson, nds, Sassen, nl, Saksen) were a group of Germanic * * * * peoples whose name was given in the early Middle Ages to a large country (Old Saxony, la, Saxonia) near the Nor ...

and Uriah Heep. When retiring as a producer, Trapp also closed Karo Studios.

References

{{DEFAULTSORT:Trapp, Kalle Year of birth missing German record producers People from Münster