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5-Element 20m & 2-Element 40m Yagis

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Tristao TMS-771 (71') Motorized Crank-up Tower

5-element homebrew 20-meter yagi on a 48' boom and Cushcraft 40-2CD

AEA 2-meter Isopole for packet

Orion 2800DC Rotor
20m tower and 80m 4-Square
Looking up the tower
Another view up the tower
Tristao BCS "Dual Swing-Over" Base and
RMC-1000 Remote Control
(in the enclosure near the top of the picture)
Another view of the base
1HP motor drive and winch assembly

Custom made re-bar cage for the TMS-771

The tilt base fixture required twelve (12) 1" x 36" J-bolts

This base assembly was built by Paul Nyland, K7PN, owner of Custom Metalworks.

Visit the Custom Metalworks Website
Another view of the J-bolts
The finished re-bar cage ready to be dropped in the hole.

Overall dimensions 40" x 40" x 8 feet

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