Emile Berliner is the inventor of the phonograph and the gramophone. There is an instruction booklet that is vintage in regards to sound recording instruments located in the Library of Congress. The instruction booklet cover is not just as glossy as the one found in modern day music shops. However, the vintage operating manual for Berliner’s gramophone is just as lengthy as ones found in today’s music stores.
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Vintage Operating Manual for Berliner’s Gramophone. Very cool.
Reverberation times can be balanced throughout the church with proper treatments placed on the correct surface areas.
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All noise must be measured so you can then desiogn the appropriate barrier based upon the noise frequency and amplitude.…