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I5JVA Italy flag Italy

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2017 Update by Carlo I5jva   SMART.ANTENNA.IT 

September 2017, new antennas at I5JVA antenna farm

   Please visit       Smart rotator for 40&80 m monobandersANTENNA site

BIG ROTATOR FOR VERY BIG ANTENNAS

I use TS 950 SDX and linear amplifier with one 3cx 1200.

WEB SITE : http://www.qsl.net/i5jva

WWW.ANTENNA.IT 

QTH LOCATOR: JN53RW

2017 I5JVA antennas farm summary:

1.8 MHz: 4 elements DELTA LOOP + dipole 82 meters high + 200m beverage + double delta

3.8 MHz : 4 elements wire yagi + two element rotatable yagi + 3 over 3 elements wire yagi + dipole 82 meters high + 200 m beverage + double delta.

7  MHz   : 3 over 3 elements wire yagi (80 and 40 m high) +3 elements rotatable yagi , 30 m. high

NG0Z in MN , 3.8 MHz movie of I5JVA conctact with K4TR

12/13/2016

See below my antenna systems on 40, 80 and 160 m.

 

 

 


Big map

 

3 elements on 7 MHz and 2 elements on 3,8 MHz

3 elements on 7 MHz and 2 elements on 3,8 MHz

YouTube video of I5JVA antenna farm

The above drawing shows the 4 elements wire yagi pointing to USA. The antenna is mounted between towers 1 and 2  

Towers:

# 1 Guyded82 m ( 269 ft )

 

# 2 Guyded 64 m ( 210 ft )

 

# 3 Guyded 30 + 16 = 46 m ( 151 ft )

   

 

160 m Antennas:

300° - 4 elements delta loop,80 m boom, between tower #1 and 2 at 56 m

120° - 3 elements delta loop,64 m boom, between tower #1 and 2 at 56 m

30° and 210° - 2 elements sloper delta loop , on tower #3 at 46 m

80 m Antennas:

300° and 120°, inverted V wire yagi - 3 over 3 elements - below the scheme . antennas at 80 m and 40 m on tower # 1

30° , 4 elements inverted V yagi , on 30 m tower (#3)

210° , 3 elements inverted V yagi , on 30 m tower (#3)

 


Delta loops and yagi with HFW2.02 ANTENNA WIRE

Wire PDF specification

Manufacturing Company and seller: Giovannini Elettromeccanica www.antenna.it

WiMo ( Germany) seller , web page

 

 

 

HFW2 Antenna Wire Vs. Stranded Copper Antenna Wire, You Tube Video

<>


3.8 MHz 3 + 3 INVERTED V YAGI STACK

 

160 AND 80 m antenna matrix

UNUN 2.25:1 broad band transformer with stack switching. Both antennas , lower antenna or upper antenna

 

3.8 MHz passive elements - Reflector and director inductance switching system

 

3.8 MHz 3 elements inverted V yagi 3D lobe, antenna at 40 m 3.8 MHz 3 elements inverted V yagi lobe, antenna at 40 m

   

 

3.8MHz ,3over3elements inverted V stack yagi 3D lobe - Lower antenna at 40m , upper antenna at 80 m 3.8 MHz , 3 over 3elements inverted V stack yagi lobe - Lower antenna at 40m , upper antenna at 80 m

   

 


 

TOWER # 3 - 30 + 16 = 46 m

TOWER # 2 - 64 m
TOWER #1 - 82 m

 

 

 


I5JVA e-mail i5jva@qsl.net

Job:  smart.antenna.it  www.antenna.it

I5JVA Carlo , IK5FTW Maria , Matteo and Valentina

Counter from December 15 - 2012


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