HELICOIDAL VERTICAL ANTENNA (2/2) ON5UP

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From: Tarte Pierre (ptarte@arcadis.be)
Date: Sat Aug 31 1996 - 19:05:06 EDT


Figure 1:
========

                I
                I E
                I
               === J
               I I
               I I A
               I I
               === M
               I I
               I I B
               I I
               === M
               I I
               I I C
               I I
               === M
               I I
               I I D
               I I
               I I
            ======== SO239 with or without radials ( in ON5UP 4 radials
II 10.33m)
                II
                II
                II F
                II
                VV
Figure 2:
=========
                        I I
                        I I
                        I I/ FAST ON female plug ( as used in motor
                      ------------- industry)
                      I I I I
                      I I I I
                      I --------- I
                      I --------- I femal/female muff ( only one side
                      I I I I is glued)
                      I I I I
                      -------------
                        I I / FAST ON male plug fixed by screw in pipe
                        I I
                        I I

Figure 3:
=========
                        I I
                        I I
                        I I pipe D
                        I I
                        I I---I I
                        I I I I
                        I I I I ERTALON cylinder ( dia=ID of pipe)
                        I I I I
                          II-II
                          II II I
                          II II I SO239
                ======================= Aluminium plate (200x200x4mm)
                          =====
                           I I nut
                          =====
                           I I
                           I I threaded stainless rod ( dia. 12mm-L>300mm)
                           I I
                           I I
                           \ /
Figure 4:
==========
  COAX C1 C2 COAX
   O--------II----------------II-------------O
   I I I
   I I I
  ---GND X ---GND
                      X
                      X <---
                      X I
                      X L I
                      X I
                      I-----
                      I
                     --- GND
ON5UP ALWAYS QRP
EMAIL users :

PIERRE TARTE (GSM : 075293198)
ANDRE TARTE (ON5UP/QRP) (G-QRP CLUB 6524)

RUE DU TIGE,37,DREHANCE
B-5500-DINANT-BELGIUM
FAX:082/222832
E-MAIL :ptarte@arcadis.be


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