Assured by the fact that Led Zeppelin’s music never “dies”, AXS TV will be showing Led Zeppelin’s Celebration Day Concert film. This is a two-hour long special with footage from December 10, 2007. This remarkable and unforgettable concert will be aired on November 24 and will continue to be shown again every night until Thanksgiving!
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Led Zeppelin’s ‘Celebration Day’ to air on AXS TV 11/2/13.
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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?