[Elecraft] KXPA100 Mobile Operations -- Power Output
AG0N-3055
mcduffie at ag0n.net
Sun Jan 12 16:36:21 EST 2014
On Sun, 12 Jan 2014 14:35:46 -0700, Gary McDuffie <mcduffie at actcom.net>
wrote:
On Sun, 12 Jan 2014 20:53:01 +0000 (UTC), amsctalx at comcast.net wrote:
> Commercial vehicles, in fact almost all modern over-the-road vehicles, emit all kinds of RF noise. OEM's primary noise concerns relate to broadcast bands, and they're not really concerned about anything else. Believe me, as I spend a couple a days a month in Detroit OEM's EMC chambers.
Every time I pass a semi on the highway, I can hear junk coming from the
engine computer, or something, on VHF. It does have a carrier and isn't
just injectors. That's an additional noise. It doesn't matter what
repeater freq I'm monitoring, squelch is open from just about the cab
door until I'm clear of his bumper. Pretty trashy. I don't know how
some of these truckers run VHF gears in them.
Gary
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