Hello- Can someone point me in the correct direction, in finding technical help and someone to make measurements, regarding a problem I have at my new QTH involving harmonic interference from a loc
You might want to query the rfi reflector... also consider something close to you, even a neighbor's house, that might be picking up the primary, rectifying it, and modulating it with a 10khz switche
Byron - You didn't say what the callsign of the station is, but it appears to be KAVY(AM). They are licensed for 2500 watts day, 178 watts night, both non-directional. That's about 11.5 dB differenc
Author: amfone via TowerTalk <towertalk@contesting.com>
Date: Sat, 5 Dec 2020 18:54:41 +0000 (UTC)
An actual harmonic of a station on 1290 would fall at 2.580 with the third harmonic being at 3.870. Can you understand what is being broadcast on the transmitter, music, voices etc for positive ident
Are there other AM properties in your area? When you receive, is it with any kind of preamp on an unturned antenna or something like a coax fed dipole straight to your receiver or transceiver? I had
I think the previous posts have covered most of the possibilities. I would hazard to guess that the crud you are hearing is the main culprit and the 3rd harmonic of the AM station is getting the bad
I had a similar problem with a Kenwood TS430. It has lots of relays in the front end to change filters etc. Sometimes just hitting the transmit button momentarily would make the products go away, oth
I concur. I had the same 80m broadband broadcast mix when I lived near Chicago. John KK9A I think the previous posts have covered most of the possibilities. I would hazard to guess that the crud you