Discover the secret ingredients for a trapped EFHW antenna
Follow along and see the secret ingredients to build your very own trapped EFHW for 20, 30 and 40m.
#EFHW #Antenna #N7KOM #SparkPlugGear
Visit Tim’s channel @N7KOM
Vendors shown in this video:
N7KOM Etsy store https://www.etsy.com/shop/N7KOMPortableRadio
Spark Plug Gear https://sparkpluggear.com
Products used in this video (all links are direct):
N7KOM Microlight Trap kit https://www.etsy.com/ca/listing/1595257587/microlight-qrp-hf-trap-kit-v3-for-use
Spark Plug Gear 50W EFHW transformer 50W version https://www.sparkpluggear.com/shop/p/sparkplug
Spark Plug Gear wire winder https://www.sparkpluggear.com/shop/p/wire-winder
Omnifixo – Makers third hand https://omnifixo.com/
BNC Terminal post adapter https://www.amazon.com/MWRF-Source-Binding-Splitter-Connector/dp/B07MM9N91L
BNTechGo 26GA Silicone wire https://www.amazon.com/BNTECHGO-Silicone-Flexible-Stranded-Impedance/dp/B01M4QBFKD
3/32″ shock (bungee) cord https://www.amazon.com/Elastic-Stretch-Crafting-Luggage-Camping/dp/B0CMTMKHXV
50mm S hook carabiner https://www.amazon.com/KEEJEA-Carabiner-Keychain-Outdoor-Backpack/dp/B07FMCV41Z/
Build notes page from AI6XG https://www.ai6xg.com/post/trapped-20-30-40-meter-efhw-antenna
Tuning calculator for antenna lengths – thank you @DXCommanderHQ!
Quick SWR Calculator for Vertical and Dipole Ham Radio Antennas
Index:
1:23 It’s a trap!
3:10 Tuning
4:52 Fully assembled
5:50 Wire element lengths
8:45 Let’s go shopping!
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#cw #pota #parksontheair #QRP #hamradio #amateurradio #qrpportable #morsecode #LICW #sota #cwinnovations #CWAcademy #efhw #endfedhalfwave #hamradioantenna #qrp_antenna #antenna #CW_copy_practice #call sign copy practice #CW_copy_practice #subtitles #elecraft #yaesu #alberta #VE6LK #ssb #HamRadioWorkbench #HRWB
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