ÖVSV ÖSTERREICHSICHER VERSUCHSSENDERVERBAND · ant. 1 : 64 transformer for end fed antennas 3.5...

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ÖVSV ÖSTERREICHSICHER VERSUCHSSENDERVERBAND WWW.OEVSV.AT

© ÖVSV

ÖVSV ÖSTERREICHSICHER VERSUCHSSENDEVERBAND WWW.OEVSV.AT

2

PRINCIPLEEnd-fed High-Z Dipole

© ÖVSV 3

Classicdipoleantenna

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Classicdipoleantenna

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Classicdipoleantenna

Needs long coaxial cable, feedpoint quite heavy ….

© ÖVSV 6

Windomantenna

© ÖVSV 7

Endfedhigh-zantenna

© ÖVSV 8

Endfedhigh-zantenna

© ÖVSV 9

Endfedhigh-zantenna

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Endfedhigh-zantenna

Someone built this:

© ÖVSV 11

Endfedhigh-zantenna

Here is our luxury YOTA version:

© ÖVSV 12

Endfedhigh-zantenna

The first twowindings

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Endfedhigh-zantenna

Solder theprimary coilto the PL-socket

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Endfedhigh-zantenna

Capacitor installed.

Cable ties hold thetoroid in place.

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Endfedhigh-zantenna

Antenna wireconnected.

Secured withcable tie.

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Endfedhigh-zantenna

Testing theantenna withan analyzer.

© ÖVSV 17

Endfedhigh-zantenna

Testing theantenna withan analyzer.

ÖVSV ÖSTERREICHSICHER VERSUCHSSENDERVERBAND WWW.OEVSV.AT

READY!Please us it with Raspberry PiWSPR beacon