Welcome, Guest. Please login or register.
Did you miss your activation email?
October 30, 2014, 10:26:49 AM
Home Help Login Register      
News: NEW Follow LiveATC updates on Twitter and Facebook


+  LiveATC Discussion Forums
|-+  Air Traffic Monitoring
| |-+  Listener Forum (Moderators: dave, RonR)
| | |-+  Slim Jim antenna 300 ohm ribbon design
« previous next »
Pages: [1] Go Down Print
Author Topic: Slim Jim antenna 300 ohm ribbon design  (Read 7705 times)
VK2GEL
Newbie
*
Offline Offline

Posts: 10


« 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.
Logged

verbatim
Newbie
*
Offline Offline

Posts: 31


« 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
Logged
VK2GEL
Newbie
*
Offline Offline

Posts: 10


« Reply #2 on: June 07, 2010, 02:05:59 AM »

http://www.m0ukd.com/Calculators/Slim_Jim/index.php

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

Pages: [1] Go Up Print 
« previous next »
Jump to:  


Login with username, password and session length

Powered by MySQL Powered by PHP Powered by SMF 1.1.20 | SMF © 2011, Simple Machines Valid XHTML 1.0! Valid CSS!