SIGMA MONTOVA  5  MODIFICATION


Sigma Mantova 5

The Mantova 5 have 5 glas fiber radials with a length of 1.60mtr. 

Specifications:                                     

Frequency :26-28MHz

Power : 2000watt PEP

Type antenna: 5/8 golf

Gain :7,5db

Length: about 7.00mtr.

I want to Try to putt a cross on the top of the Antenna for better use of this antenna on the 40 and 20 M Band

I did make this from lightweight Aluminium because it wont get so much wind the four radials are 1 meter.

( See pictures )

And now Pictures after the Modofication

Its working perfect SWR perfect and signals recieved en send are goimg up with 1 or 2 points i made

 several contacts with stations i worked before and the signals were 1 or 2 points better