In 2013, the vinyl LP will turn sixty-five years old. The Vinyl LP has begun to enjoy a resurgence in popularity. The vinyl LP was capable of holding twenty-two and a half minutes of music on each side, meaning that more music could be sold for less money, revolutionizing the record industry.
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Guest Post: How the LP (and the 45 single) Were Born « Audio Geek Zine
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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?