Song writers often reach a point where they feel that their songs are boring or that they lack something special. Often times, simply repairing a single moment in a tune can dramatically change the way a song sounds. Simple changes like altering chord progressions or the length of a phrase can create quite a difference. Also, experimenting with different keys and tempos can change the emotional aspect of a song.
Some great tips:
Do Your Songs Bore Even You? 10 Ways To Write Better Music
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I’m seeking info for sanctuary reverberation absorbsion material ( panels) and best placement.
There may be apps that do that. You can definitely find spectrum analyzers that will measure ultra low.
Is there an APP that can measure the ultra low frequency levels?