>Can anyone tell me what the terms dBc and dBu mean, in the context of
>distortion and noise performance in audio amplifiers? Would dBu mean
>dBmicrowatt?
dBc means: DB in reference to a carrier.
Typically this is used for IM measurements or harmonic measurements. If
an amp has an IM level of -40 dBc, that means the IM products were 40 dB
below the carrier signal.
I am not sure what dBu is. Could be dB referenced to microvolts.
73,
Jon
KE9NA
--------------------------------------------------------------------------
The Second Amendment is NOT about duck hunting!
Jon Ogden
jono@enteract.com
www.qsl.net/ke9na
"A life lived in fear is a life half lived."
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