[BC] AM skywave
Rob Atkinson
ranchorobbo
Wed May 18 17:47:31 CDT 2005
That's amazing; I had no idea. What I have heard however sounded constant
like electronics produced noise.
thanks,
rob atkinson
From: "Paul Smith W4KNX" <paul at amtower.com>
Reply-To: Broadcast Radio Mailing List <broadcast at radiolists.net>
To: "Broadcast Radio Mailing List" <broadcast at radiolists.net>
Subject: RE: [BC] AM skywave
Date: Wed, 18 May 2005 14:58:55 -0400
And it discharges when you run over a sewer grate or railroad track cause
you can hear it in an AM radio
Paul Smith
W4KNX
Sarasota, FL
-----Original Message-----
From: broadcast-bounces at radiolists.net
[mailto:broadcast-bounces at radiolists.net]On Behalf Of Kevin C. Kidd
Sent: Wednesday, May 18, 2005 2:06 PM
To: Broadcast Radio Mailing List
Subject: RE: [BC] AM skywave
A lot of LF RFI is generated by tires and debris in tires. Heavy truck
running gear and brakes creates electrical noise as well.
At 12:52 PM 5/18/2005, you wrote:
>i think a lot of them have PCs, TVs, refrigerators and other appliances
>runnning off of DC to AC inverters; also most have the newer automated
>weight/road tax assessment gear. some of that stuff probably generates
>hash. what is irritating about the way these things are designed and
>built is that there seems to be an assumption by the manufacturers that no
>one is doing anything with RF below 30 MHz.
>
>Rob Atkinson
--
Kevin Kidd, CSRE
WD4RAT
mailto:kkidd at kkbc.com
KK BROADCAST ENGINEERING
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