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When I got interested in trying to record some music, I had virtually no instruments at all. I had my drum kit, and a budget electric guitar. I figured that a MIDI keyboard and a MIDI interface would be a good starting point, especially if the MIDI interface had audio recording capabilities. After reading up…
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My very first attempt of writing lyrics in English turned out to be harder than I anticipated, despite my English knowledge is quite good. As I started recording the song, I realized the lyrics caused the verses to loose tempo before the choruses, instead of building up to the hook. Menace intrudes on the mind…
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The internet is full of resources, and forums for sharing information. I’ve used a number following forums to gather knowledge, so I’ll share them with you! Gearslutz.com – A wealth of information, with millions of posts. HomeRecording.com – Another huge forum with millions of posts. Sound On Sound – Forum for the newspaper with the…
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Rockwool specifies that 50mm Rockwool Flexi heat insulation slab has roughly the same absorbtion as 25mm Rockwool Acoustic Slab. They also manufacture a whole range of acoustic tiles in different shapes and forms, with NRC 0,5 at 125Hz.
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Universal Acoustics foam tiles claims relatively average frequency absorbtion with NRC 0,85 and density of 30kg/m3.
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Vicoustics foam tiles aren’t as good as other manufacturers, but they are a little more stylish. The 0,5 NRC Cinema Round tiles have a flat absorbtion above 500Hz, which is as expected. Interestingly, the MD55 Light tiles have a non-flat absorbtion. The absorbtion increases linearly with frequency. The NRC is 0,6 and density 30kg/m3.
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Auralex Acoustics makes a few foam panels of different thickness and colours. The 33kg/m3 100mm tiles has an NRC of 1,1 and a flat frequence absorbtion above 300Hz.
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Hofa Akustik makes some quite stylish absorbers and basstraps in a variety of colours. At 200Hz, the Basotect material used is claimed by BASF to absorb rougly 50% at 200Hz, and 100% at 500Hz. I’ve found material claiming both better and worse performance.
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Well-renowned EQ Acoustics manufactures some wedge absorbtion tiles with NRC 0,85, which makes them fairly average in performance. A few different colours are available as well. They also provide some larger, flat, tiles made out of quite dense 63kg/m3 fibreglass wool. The 50mm thick Spectrum 50L tiles are claimed to absorb 90% at 250Hz, which…
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Adam Hall is a well-renowned manufacturer providing a medium density foam absorber at 23kg/m3.
