Re: Airspy HF+ BDR 110dB


On Mon, Nov 13, 2017 at 01:32 am, adam9a4qv wrote:
BDR= P1dB - Noise floor

P1dB=15-10 = +5dBm

BDR=+5- (-140)
BDR= 145dB

This is a big difference, 110db or 113dB over to 145dB ?

Read my reply to Johanne. There's also the action of the AGC which was completely disabled during the tests. The gain was fixed so that the SNR of the weaker tone 3dB.

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