[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[linrad] Main spectrum zero line

Subject: [linrad] Main spectrum zero line
From: "cabellic" <matthieu.cabellic@xxxxxxxxxxxxxx
Date: Tue, 3 Feb 2004 21:19:19 +0100

Hi

What refers the zero line of the main spectrum to exactly?
When the sound card is not connected, you see the noise floor of the sound
card, lets say 10dB. So my question is :
10dB=10*LOG10(Noise_floor/????)

Thanks!

73

Matthieu
F4BUC

LINRADDARNIL