Noise figrue of lossy passive circuit
时间：04-04
整理：3721RD
点击：
As you know, under matched condition, noise figure of lossy circuit has L.
But I think its noise figuire is L+1[dB].
Because output noise power of lossy circuit has
not only KTB of matched loaded resistance
but also KTB-L from input source resistance.
Why noise figure of lossy circuit is L?
But I think its noise figuire is L+1[dB].
Because output noise power of lossy circuit has
not only KTB of matched loaded resistance
but also KTB-L from input source resistance.
Why noise figure of lossy circuit is L?