Antennas Direct DB8 User Manual

DB8 Antenna Assembly
1. The DB8 comes with:
 • 2reectors
 • 2setsofbowtieelements
 • Combinerbarswith75ohmtransformer
 • 4setsofboltswithaluminumsleeves
 • 2crossbraces
 • 2Mastclamps
1.
2. Attachcombiningbarstothebindingposts
 ontheantenna(bowtie)elements.Tighten
 usingsuppliedwingnuts.Thiselectrically
 joinsbothhalvesoftheantenna.
2.
3.  Left,bothsetsofelementsjoinedwiththe
 combinerbars.Thetransformerisinthecenter.
3.
4. Next,attachthecrossbracestotherearofthe
 reectorasshownusingsuppliedbolts.
4.

Antennas Direct DB8 Specifications

General

Internal	No
Impedance	75 Ω
Maximum range	112700 m
Product color	Black
Dimensions (WxDxH)	1067 x 101.6 x 736.6 mm
Supported radio bands	UHF
Antenna gain level (max)	15 dBi
Quantity per pack	1 pc(s)

Weight and Dimensions

Weight	4536 g

Summary

DB8 Antenna Assembly Guide

Antenna Components

Lists the items included with the DB8 antenna: reflectors, bow tie elements, combiner bars, bolts, braces, and mast clamps.

Attach Combining Bars

Connect combining bars to antenna elements' binding posts with wing nuts to electrically join both halves.

Elements Joined View

Shows both sets of elements joined by combiner bars, with the transformer located in the center.

Attach Cross Braces

Attach cross braces to the rear of the reflector using the supplied bolts.

Adjust Mast Clamps

Note the correct orientation for adjustable U-bolt mast clamps, facing towards the rear.

Attach Reflectors

Mount reflectors using bolts and spacers, ensuring 3" separation between front and back halves.

Assembly Complete

Indicates the final stage of the antenna assembly process.