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Struts & Windbraces

Physical Description Struts

Optional Fixed Struts

Gabriel antennas are provided with adjustable and fixed side struts noted in the Tables of Mechanical Specifications. Under normal circumstances, these provide sufficient stability for operational and survival conditions. In those instances where additional struts are requested to increase the rigidity or ice load capability of the antennas, the following optional fixed struts are available.

Unless otherwise stated, these strut assemblies consist of a 10.5 foot length of standard 1.5 inch IPS steel tubing with attachment hardware to mount to a flat surface on the tower. No threading or drilling of the strut is required.

“GL” & “GH” Series Parabolic Grid Strut

Gabriel Antenna Diagram
The FSG OPTIONAL SIDE STRUT attaches to the rim of the “GL” & ‘GH” Series grid parabolic antenna. For 4 ft. (1.2) antennas, it is identical to the first fixed strut normally supplied with 6 ft. (1.8) grid and “SE” antennas and attaches to the mount.

The FSG OPTIONAL BOTTOM STRUT is similar to the FSG Optional Side Strut. It consists of a 3.5 ft. length of tubing and attachment hardware to mount to a 4.5 inch 0. D. mast pipe at the level of the bottom edge 4 ft. (1.2) through 12 ft. (3.7) antennas.

“GL” and “GH” Grid Series Strut Selection Table

Gabriel Antenna Diagram

Grid Diameter Side Struts Provided Optional Struts Available
4 1.2 FSSE-4* FSG-2B
6 1.8 1 FSG-2 FSG-2B
6 (A) 1.8 1 FSG-2** FSG-2B**
8 2.4 1 FSG-2 FSG-2B
10 3.0 1 FSG-1 FSG1B
12 3.7 1 1 FSG-1 FSG1B

* If a second optional strut is desired for a 4 ft. (1.2) Grid antenna, request either FSG-2 or FSG-2B as desired.
** For 6 ft. (1.8) Standard A “GH” Grid Series, FSG-2A may be required; consult with your mWAVE Sales / Engineering.

“SE” Series Type Strut

SE Series Strut Gabriel Antenna

The FSSE OPTIONAL SIDE STRUT attaches to the rim of the “SE” Series Parabolic antenna. For 4 ft. (1.2) antennas, the strut is similar to the first strut on the 6 ft. (1.8) and also attaches to the mount.
The FSSE OPTIONAL BOTTOM STRUT is similar to the FSSE Optional Side Strut. It consists of a 3.5 ft. length of tubing and attachment hardware to mount to a 4.5 inch O.D. mast pipe at the level of the bottom edge of 6 ft. through 12 ft. antennas.

“SE” Series Strut Selection Table

“SE” Series Diameter Antenna Type Side Struts Provided Optional Struts Available
ft m Adjust. Fixed Side Bottom
2 0.6 Std. & HP FSSE-3
2.5 0.9 Std. & HP FSSE-3
4 1.2 Std. & HP FSSE-4
6 1.8 Std. & HP 1 FSSE-2* FSSE-2B*
8 – 10 2.4 – 3.0 Std. 1 FSSE-2* FSSE-2B*
8 – 10 2.4 – 3.0 HP 1 1 FSSE-2* FSSE-2B*
12 3.7 Std. & HP 1 1 FSSE-1 FSSE-1B

6 ft. (1.8) thru 10 ft. (3.0) antennas configured for severe environments may utilize a reinforced reflector rim, in which case FSSE-1 or FSSE-1B struts should be requested. Severe Environment model antennas are available. Contact your mWAVE Sales / Engineering for details.

“SE” Series and Vertex Mount Series

Mast Clamp Kits Ordering Information

MCK Series Clamp Kits are provided to interface between Gabriel’s “SE” Series and VM Series mounts and the customer’s non-standard mast. The table below provides mast sizes that are compatible.

Model Antenna Size Mount

Type

Mast O.D.
ft m in mm
MCKVM-55 1 0.3 VM 4.5 – 5.5 114-140
MCKVM-55 1.5 0.5 VM 4.5 – 5.5 114-140
MCKVM-55 2 0.6 VM 4.5 – 5.5 114-140
MCK2-55 2 0.6 4.5 – 5.5 114-140
MCK2-55 2.5 0.8 4.5 – 5.5 114-140
MCKQA-19-45 2 0.6 Quick Align 1.9 – 4.5 48-114
MCK4-19-45 4 1.2 1.9 – 4.5 48-114
MCK6-19-45 6 1.8 1.9 – 4.5 48-114
MCK6-19-45(GRID) 6 1.8 Grid Only 1.9 – 4.5 48-114
MCK46-55 4 1.2 4.5 – 5.5 114-140
MCK46-55 6 1.8 4.5 – 5.5 114-140

It is the customer’s responsibility to supply each antenna’s mast pipe and verify the structural adequacy of that pipe and its supporting structure. Metric hardware available on request. Other configurations available upon request. Contact your mWAVE Sales / Engineering for details.