Uncategorised
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- Written by: Jari Ojala
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80 m 2 el yagi and 40 m 2 over 2

Capasitance hat


Element support ropes


Improved construction

Tuning coils and match coil

So nice weather make antenna works. (small snowstorm)

Service at 40 m level.

In the foregroud is a memory from Ice Age!

Esa OH8KTN climp up to tower
Service at winter 2026



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- Written by: Jari Ojala
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Various mast base bearings.

Tapered roller bearing


Old OH8QD thrust bearing repair parts


Mast foundation and bearing. Attached to concrete

Assembled

Ready mast sections
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Rotator with junk yard worm gear

Worm gear and motor
Wrom gear and axle to tower base

More engineering and development



Adjustment of two gears to each other

Axle inside of the tower

Three phase motor control box
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- Written by: Jari Ojala
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A traditional guy bearing, two plates and balls between the plates

Improved bearing of the first stage of development

Improved bearing of the second stage of development

Attaches to the mast with u-bolts

Standard ball bearings are used