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Techwalla
techwalla.com › tech support › how to
How to Boost Scanner Antennas | Techwalla
May 29, 2011 - Scanner antennas receive signals across a wide range of frequencies. Scanner antennas include police scanners, wi-fi scanners, search-and-rescue communication equipment and amateur radio scanners that seek out any signal.
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Hackaday
hackaday.io › project › 169167-portable-discone-antenna
Portable Discone Antenna | Hackaday.io
Build a portable discone antenna that packs down to a compact size. Perfect for SDR use while underway.
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Angelfire
angelfire.com › sc › ScannerNet › antenna.html
ScannerNet:Antenna Construction
The "rubber ducky" antennas that come with portable scanners receive 800 MHz trunking band transmissions very well but when it comes to other lower frequency bands such as cordless phones, fast food drive thru windows, etc. they leave a lot to be desired. Metal whip antennas that come with ...
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Instructables
instructables.com › circuits › electronics
Powerful Modern Homemade HDTV Antenna : 7 Steps (with Pictures) ...
March 8, 2022 - Powerful Modern Homemade HDTV Antenna: TV Antennas have been around for many years - and people have tried all sorts of unsightly things to "fix" them or make them work better - anything from attaching a metal clothes hangar to aluminum foil! I realized it doesn't work and I don't want t…
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wikiHow
wikihow.com › computers and electronics › television › antennas › 3 ways to build antennas - wikihow
3 Ways to Build Antennas - wikiHow
August 18, 2024 - Antennas capture wavelengths in the air and convert them into audio and visual signals that you can watch on TV or listen to on the radio. If you want to build your own antenna to tune into frequencies better, all you need are a few tools...
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Amazon
amazon.com › scanner-antennas › s
Amazon.com: Scanner Antennas
Antenna for Police Scanner Radios | 820S Remtronix | SMA End Type | 700~900 MHz UHF Digital, Analog & Trunked Frequencies | 7" Flexible Whip, O-Ring | Increase Reception 25-100% · After viewing product detail pages, look here to find an easy way to navigate back to pages you are interested in
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OnAllBands
onallbands.com › home › put my antenna in the attic? that can’t work, can it?
Put My Antenna in the Attic? That Can't Work, Can It?
June 13, 2022 - In the attic, you ask? Yes, in the attic! Many Hams, including many of you reading this, are limited by HOA or other outdoor antenna restrictions. But even if you […]
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Hamuniverse
hamuniverse.com › antennas.html
N4UJW ANTENNA DESIGN LAB - Ham Radio Antennas - Design 0r Build ...
Thanks to our excellent sponsors, hamuniverse.com can continue to keep the information found below FREE! - Thanks! - · Technician Topics! Loaded with info for new Tech Hams
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Stack Exchange
electronics.stackexchange.com › questions › 554 › how-do-you-build-your-own-rfid-reader
antenna - How do you build your own RFID reader? - Electrical ...

There's a University(UG) level final project detailing one here.

There's a more general RFID eavesdropper/reader here.

Answer from Amos on electronics.stackexchange.com
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Instructables
instructables.com › circuits › electronics
RFID Detector : 7 Steps - Instructables
October 27, 2017 - RFID Detector: There is a lot of buzz lately about RFID (Radio Frequency ID) tags, mostly because of JC Penny's announcement of switching their retail system to RFID. Some of the buzz contains horror scenes like a hacker driving past your house and scanning it to …
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MUO
makeuseof.com › home › diy › 6 ways to build your own diy hdtv antenna for cheap
6 Ways to Build Your Own DIY HDTV Antenna for Cheap
February 27, 2020 - Want to save money and build your own HDTV antenna, but don't know where to start? These DIY antenna builds show how easy it is.
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All About Circuits
forum.allaboutcircuits.com › home › forums › hardware design › wireless & rf design
How to build powerful radio scanner | All About Circuits
October 23, 2021 - Hi ,I'm director in movies but I like electronic and telecommunication , how to I can design or build powerful radio scanner in all frequencies , my id in your website is CQ1830 , I,m noob.
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Wearecb
wearecb.com › scanner-antennas
Scanner Antennas
Find the Scanner Antenna that you need, here at CB World! Scanner Antennas, base station scanner antennas, mobile scanner antennas, vehicle scanner antennas, on glass scanner antennas, roof mount scanner antennas, mag mount scanner antennas, magnetic moun
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Electronics-lab
electronics-lab.com › home › build your own cheap antenna analyser
Build Your Own Cheap Antenna Analyser - Electronics-Lab.com
November 1, 2016 - A simple guide shows how to construct and use an HF antenna analyser using a Windows PC, micro-controller, and DDS evaluation board.