front end

So at what point is a radio deaf. Generating 1 khz + 3khz dev the radio unmutes at -85dbm The audio is white noise at this point with a hint of tone. Clear tone comes in at around -70 dbm which states to me deaf as a mute. Also in toe with this comment how do I access the RX front end on the...

Is front end static on a powerful signal? I just put up an Austin Ferret and now i have static on a few channels that my old radio shack Model: 20-176 antenna received fine. Any thoughts?