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Trailer AM radio reception

TheGriswolds
Explorer
Explorer
My FM radio works fine but can't seem to get anything on the AM dial in the trailer. Are the antennas that bad for AM or maybe something is disconnected. Anyone else have bad AM reception?
2011 F-250 Supercrew 4x4
2013 Keystone Cougar 31 SQB
22 REPLIES 22

old_guy
Explorer
Explorer
even in my car and truck listening to our local AM station is bad. I have to turn the volume up so high that when DW tunes in her FM channels it blasts her out of the car.

n7bsn
Explorer
Explorer
TheGriswolds wrote:
My FM radio works fine but can't seem to get anything on the AM dial in the trailer. Are the antennas that bad for AM or maybe something is disconnected. Anyone else have bad AM reception?


Assuming your radio is connected to it's antenna, and it probably is if you are getting lots of FM stations since most use the same antenna. The problem may, and probably is, not with your radio but with the other "stuff" in your rig.

Your AC to DC puts out a LOT of radio interference (RFI). Unplug your rig and see if the AM radio is better. Make certain your inverter (if you have one) is off too, they also can generate RFI.

It is possible that the control board on your refer is to blame, but this is less likely.

Also your blower motor on the furnace can generate RFI.
2008 F350SD V10 with an 2012 Arctic Fox 29-5E
When someone tells you to buy the same rig they own, listen, they might be right. When they tell you to buy a different rig then they own, really pay attention, they probably know something you don't.

n7bsn
Explorer
Explorer
dockmasterdave wrote:
AM is also much more affected by distance from the station. Frequency modulation (FM) follows the curve of the earth much better. FM is also far less affected by interference from normal things around us. Hope I have those right or my dad will be disappointed. These were his teachings to a 6 year old wondering why I got some stations and not others.


Well....
FM does not (period) follow the curve of the earth and AM does

While FM is far less affected by interference then AM

So you didn't get it all wrong.
2008 F350SD V10 with an 2012 Arctic Fox 29-5E
When someone tells you to buy the same rig they own, listen, they might be right. When they tell you to buy a different rig then they own, really pay attention, they probably know something you don't.

stubblejumper
Explorer
Explorer
If you can reach in behind the radio, check that the antenna plug is fully inserted. The stiffness of the cable from the antenna makes it more susceptible to shaking loose than standard flexible braided wire.
1999 Winnebego Chieftain
Wayne & Leila and Teddi (the Kid in the brown fuzzy pyjamas)

Sometimes I think the surest sign that intelligent life exists elsewhere in the universe is that none of it has tried to contact us.

TheGriswolds
Explorer
Explorer
I remember driving from Atlanta to Cincinnati on a clear night and in TN I was getting the Reds game on 700WLW, it was a clear night. I guess when we are camping there are usually trees real close and that can't help. Oh well, at least it's not just me and there is always IHeart radio for those must listen to games. Thanks for the input
2011 F-250 Supercrew 4x4
2013 Keystone Cougar 31 SQB

dockmasterdave
Explorer
Explorer
AM is also much more affected by distance from the station. Frequency modulation (FM) follows the curve of the earth much better. FM is also far less affected by interference from normal things around us. Hope I have those right or my dad will be disappointed. These were his teachings to a 6 year old wondering why I got some stations and not others.
2014 F 150 ecoboost
2008 Chrysler Aspen
09 Amerilite 21 (modified)
2013 Bendron 14' enclosed cargo
2011 4x8 open cargo

lgarcia
Explorer
Explorer
I can't get anything on my AM radio setting in the TT, either.
-Laura
2016 Shasta Oasis 18BH (specs and floor plan in profile)
2015 Ram 1500 Hemi

robsouth
Explorer II
Explorer II
Seems that for years AM reception has been poor. I can only get a few stations in the daytime, but at night I can get more. AM stands for Amplitude Modulation and is much more susceptible to interference than FM (Frequency Modulation). I don't look for it to get any better.
"Sometimes I just sit and think. Sometimes I just sit." "Great minds like a think."