[RFI] Powerful RFI

RFI Services mike at rfiservices.com
Fri Oct 10 12:59:13 EDT 2008


It's not likely to be a Merc Vapor. However the HPS bulbs are extremely
common. This is a night time condition if the photo cell is good. If the
Photo cell is bad it will malfunction 24/7. Never daytime mode only. The
problem is the HPS bulb and it will react time wise to what the photo cell
allows. 
Most importantly:
Remember, there's no such a thing as never.

Mike Martin
RFI Services
6469 Old Solomons Island Rd
Tracys Landing, MD 20779
rfiservices.com
240-508-3760


-----Original Message-----
From: rfi-bounces at contesting.com [mailto:rfi-bounces at contesting.com] On
Behalf Of Lee K7TJR
Sent: Friday, October 10, 2008 12:06 PM
To: RFI at contesting.com
Subject: [RFI] Powerful RFI

   Gary, your recordings sound exactly like the street lights here sound
when their bulbs go bad. 
They cycle on and off from lit to dark at intervals that vary with the
environment. 
I would look for either a high pressure sodium or mercury vapor light that
is cycling on and off.
I have been most successful finding them with a BCB radio tuned to a high
end blank spot and visually 
by driving around at night.

Lee  K7TJR Oregon
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