WebPoint of order - Noise Floor is defined as the noise within the receiver itself, i.e., with a dummy load attached to the antenna. What you are referring to is either natural noise (QRN) or man-made noise (QRM). As others have stated, during thunderstorm season, the QRN is particularly bad. WebHF Antenna Design Notes Technical Application Report. SCBA034. Literature Number: 11-08-26-003 ... – The Signal to Noise (S/N) ratio will reduce. – Shielding may be required …
Constant S8 noise on HF? : r/amateurradio - Reddit
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Handheld Direction Finding Loop Antenna for RFI Location
WebThe 2 meter antenna into the HF rig will make your S meter go down in terms of noise. This is because of the impedance mismatch of the 2 meter antenna on 20 meters. You're not … Web160 Meters 4 Square Receive Antenna - A four square array receiving antena for the top band, performance is extremely directional and space requirements are really hard to fulfill. 160/80m Coaxial Receiving Loop … WebJan 17, 2024 · Lowering the Noise Floor on HF with High Quality Coax. Bonito is a company that sells various products such as their own small active antennas. Some examples are the Bono-Whip (20kHz – 300 MHz), GigaActiv (9kHz – 3 GHz) and the MegaLoop (9kHz – 200 MHz). Over on their blog they’ve uploaded a post titled “why … bobby curtola fortune teller lyrics