Author Topic: Slim Jim antenna 300 ohm ribbon design  (Read 11330 times)

Offline VK2GEL

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Slim Jim antenna 300 ohm ribbon design
« on: June 02, 2010, 08:56:41 AM »
Gday could someone please post dimensions for a Slim Jim antenna centred on 127MHz, to be made from 300 ohm TV ribbon?

Thanks.



Offline verbatim

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Re: Slim Jim antenna 300 ohm ribbon design
« Reply #1 on: June 06, 2010, 07:44:15 PM »
hi

check this http://www.para.org.ph/membersarticles/DU1ANV/Slim%20Jim.pdf

for 127 MHz centered:

L1 = 168.3 cms
L2 = 56.1 cms
Gap = 1 inch
L3 = the rest


regards

Offline VK2GEL

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« Last Edit: June 10, 2010, 04:11:36 PM by VK2GEL »