[600MRG] LF Antenna Security

J Mcvey ac2eu at yahoo.com
Mon Dec 4 10:25:02 CST 2017


Why not build a wooden "outhouse" to put it in? 
It would stay dry and safe from accidental touching or theft.You could even tune it in the rain!Put a half moon on the door for "stealth"... ;)
 

    On Monday, December 4, 2017 10:17 AM, Paul Signorelli <w0rw1 at msn.com> wrote:
 

 My LF antenna has a big 12" diameter coil that is 5 feet long.

It sits outside on the ground and is accessible for tuning, etc.

I have added a few security cameras around the area to provide extra protection.

I have a small plastic fence surrounding it too.

There is a lot of HV on this coil and you can get serious RF burns.

The RF exposure is not a problem but the RF burns are.

These HD Color cameras are now on eBay for $14.00, Really cheap, <https://www.ebay.com/itm/1200TVL-HD-CCTV-Surveillance-Security-Camera-Waterproof-Outdoor-IR-Night-Vision/361249843789?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2057872.m2749.l2649>.


You can run the video into a Video to VGA converter ($10)  <https://www.ebay.com/itm/VCD-DVD-Webcam-BNC-S-Video-to-VGA-PC-Computer-Monitor-Converter-Adapter-Box/222440301898?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2057872.m2749.l2649> to a digital computer display

or get a complete multi channel video controller/recorder for $130.

<https://www.ebay.com/itm/Sikker-8Ch-Channel-standalone-Video-Security-DVR-Camera-Recorder-System-HDMI-1TB-/361525016792?hash=item542c91f8d8>.

I also have a few PIR detectors around, $4. <https://www.ebay.com/itm/433MHz-Wireless-PIR-Infrared-Motion-Detector-Sensor-Burglar-Home-Alarm-System/132303536425?epid=1273857570&hash=item1ecde7c129:g:0dwAAOSwVY1ZnCgh>.


Paul  w0rw
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