Sunday, December 9, 2012

Drums and Microphone

From this thread, the measured dB SPL of drummers:

At drummer's ears
21" ride = 102 db
21" ride (bell) = 112 db
Bass drum = 105 db
Toms = 110 db
Snare 5x14 single roll all rimshot 120 db
Snare (maximum rimshot) 125 db
16" crash = 111 db
14" hats (maximum/open) = 117 db
18" china (maximum) 118 db

Quiet groove: drummer ears 105 db - 5 feet 100 db - 25 feet 96 db
medium groove: drummer ears 110 db - 5 feet 105 db - 25 feet 102 db
Solid groove: drummer ears 115 db - 5 feet 110 db - 25 feet 108 db
Maximum (snare): drummer ears 125 db - 5 feet 120 db - 25 feet 116 db

And some specs on the AKG C12A
  • Frequency Response 10Hz - 20kHz
  • Output Sensitivity 4mV/Pa
  • Max SPL 118dB for 0.5%THD
  • Self Noise (CCIR)
  • Self Noise (DIN/IEC) 20dB-A
  • Output Impedance 200Ω
  • Recommended Load 0.5kΩ
  • Powering Proprietary unit

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