Build your own super scanner antenna
WebMar 20, 2024 · The antennas use a 24 volt power supply with a resistor to limit the current to the I think 12 volt relays. I am also interested in the super scanner antenna, so when … WebApr 5, 2024 · VA. Apr 5, 2024. #2. Probably a discone, or a multiband fan dipole similar to the ST-2. You may want to consider building two antennas, one for low band and VHF, and the other for UHF and above, and combine their outputs with a duplexer to have a single feedline to the scanner. If you want to build a wideband directional antenna, a log …
Build your own super scanner antenna
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WebSep 30, 2007 · Re: How to Make a Scanner antenna. « Reply #1 on: August 29, 2007, 06:09:34 AM ». The main reason to use an outdoor antenna is a better Signal/Noise … WebApr 13, 2013 · The RTL-SDR can be used as a super cheap real time air radar. Modern planes use something called an ADS-B (Automatic Dependent Surveillance-Broadcast) Mode-S transponder, which periodically broadcasts location and altitude information to air traffic controllers. The RTL-SDR can be used to listen to these ADS-B signals, which can …
WebJul 5, 2015 · Cut two 38″ lengths of aluminum tape. Put one edge of the first tape on the pipe, nice and straight. Slide fingers along the tape, rotating the pipe slightly with each slide. Try to make no wrinkles. Apply the second tape, starting with about a 1/8 th ″ overlap. Find the exact center of the tapes and cut away ¼″. WebStep 1. Remove 21 or 22 inches of the outer insulation of the coaxial cable and the shield of the wire from one side of the inner coaxial cable. Be careful not to cut into the coaxial cable or you will have to start over. The …
WebFeb 6, 2024 · Joined. Nov 17, 2004. Messages. 2,270. Feb 1, 2024. #1. As a random project, I decided to modify a cheap/unused 144/430 MHz Nagoya NA-771 antenna I had lying around to work best on 700 MHz. I cut the element down to about 7.27" to perform ideally on 772 MHz (middle of the 700 MHz repeater output range) as per KD4SAI's … WebBuilding Simple Antennas Introduction When it comes to getting the most enjoyment out of Amateur Radio, there is nothing more important than your antenna system. You can …
WebOct 2, 2005 · Jay in the Mojave said: A really good upgarde to the Super Scanner Antenna would to install Baluns at each of the elements (3ea). The Baluns do two things. 1- The Balun applies equal currents to each of the split and insulated elements. 2- The Balun isolates the RF Energy from traveling down the coaxes outer shield.
WebHere we will show you how to duplicate the construction of the Super Scanner antenna modified for 10 meter Amateur Radio use by using a Super Scanner antenna calculator and a formula that we discovered by … blood pressure number on bottomblood pressure number explainedWebApr 7, 2015 · To make the low-cost student built radar kits we added a pair of microwave switches and used a switched-array layout nearly identical to the thru-wall radar. These phased array radar devices were ... free daily calendar with timesWebshape the two wires as shown in the diagram. Make loops where it will go under a screw. make sure the loops coincide with the depressions you drilled in the front brace. Be sure to make a loop for the center. This is where the antenna wire will connect when it is mounted on the roof. Picture 1 and 2. blood pressure norm chartWebNOTE: This documentary will not apply to the “Scanner” or “Super Scanner” which has its own system of beam operation. This system uses a separate coax switch box at the antenna and has a control box at the transceiver. This antenna used 3 vertical elements spaced evenly apart from each other in a 120 degree pattern. blood pressure numbers by age and genderWebApr 6, 2014 · $50 for a complete super scanner is a HELLUVA deal, provided the antenna is complete, with control box and the switching relay box. Fully restored units on eBay typically go for about $275-350.00 and the rare NOS can fetch as high as $450.00 Non-restored antennas can be found for about $125-175.00 I have been watching the market … blood pressure normal childrenWebDec 20, 2005 · That would be sweet if the brought the super scanner antenna back I would jump on that in a heart beat thats for sure. Legendary one heck of an antenna. ... December 21, 2005 - 12:40 pm: Count me in. I'd ditch my Imax 2000 for the Super Scanner. If they build a quality Super Scanner like the old one it would go on my tower. That antenna … blood pressure nursing care plan