Directive Systems & Engineering DSE3311LYRM Assembly Instructions

33cm Loop Yagi (Rear Mount), Model DSE3311LYRM
Frequency range:
Number of elements:
Boom length:
Boom diameter:
Mast diameter:
Weight: (assembled)
Connector:
Anti-Seize Compound - Apply a small amount of the supplied Anti-Seize Compound to the aluminum joints and
to the threads of the U-Bolts to prevent galling.
BEFORE INSTALLING YOUR NEW ANTENNA, PLEASE BE SURE
Carefully remove the antenna from shipping container and locate the hardware package.
1)
2) Straighten any misaligned elements and tighten hardware if necessary.
touch R1, DE or D1, as these have been factory set for minimum SWR.
3) Insert the U-bolt in the Rear-Mount Bracket. The Bracket can be oriented for horizontal
or vertical polarization. (See figures below.) There are two sets of mounting holes in the rear
boom.
DSE3311LYRM Rev 3/21
Directive Systems & Engineering
2702 Rodgers Terrace
Haymarket, VA 20169-1628
www.directivesystems.com

SPECIFICATIONS

902-928 MHz
11
36 inches
1 inch
1 1/2 inches max
2 pounds
Type-N female
Note: All hardware is Stainless Steel unless otherwise noted.
TO READ THE ENCLOSED WARNING PAMPHLET.
ASSEMBLY INSTRUCTIONS
703-754-3876
Gain:
3 dB Beamwidth
(E plane):
F/B ratio:
Maximum Power:
Stacking distance:
14.5 dBi
=34º
>20 dB
550 W average
17 inches' vertical
19 inches' horizontal
But do not