Installation of base post – DH Satellite 60 Fixed Az-El Mount User Manual
Page 4
Installation of Base Post
Look at the drawing below
.
T
h
e drawing shows t
h
e r
e
commended concrete
b
ase
fo
r t
h
e 3
.7
m an
t
enna
.
The
actual
b
ase pa
d
si
z
e will vary d
e
pe
nd
ing on the
s
ize of the a
nt
enna used
.
Plea
s
e call your DH representa
t
ive
for the recomme
n
de
d b
as
e
size pad require
d.
In areas of deep frost, we recommend that the base go below
frost levels
.
WE RECOMMEND THAT YOU CHECK WITH A LOCAL ENGINEER TO DETERMINE
SOIL T
Y
PE AND BEARING TO VER
I
FY THAT THIS BASE WILL WORK FOR YOUR LOCALE
.
With this AZ-EL mount
,
you have a choice of two dif
f
erent base assemb
li
es
.
The first is a base pos
t
(see Figure
#1)
.
The base post is simply a
5 ½”
O.D. schedule 40
,
80 or 120 base pipe that has one or more weldments on
the lower section.
The schedule of t
h
e base post must be determined on the
w
ind load d
e
sired. We recommend
that the post be in concrete at lea
s
t 4
'
0" or mo
r
e for
t
he l
a
rger antennas. When placing the base post in the
concrete, make
s
ure
it
i
s p
lu
m
b
. T
he
f
o
l
lowing chart
s s
how how much of the post should be
o
ut
of the ground
for dif
f
ere
nt s
iz
e
antennas
.
Page 3
3.0M antenna. . . . . . . . . . . . . . . . . 5’ 0” out of ground
3.3M – 3.7M antenna. . . . . . . . . . 5’ 6” out of ground
3.8M – 4.2M antenna. . . . . . . . . . 6’ 0” out of ground
Concrete Pad for 3.7m Antenna
when usin
g
Base Post
NOTE
:
1)
D
imensions for concrete will ve
r
y
d
epen
d
i
n
g o
n
s
oi
l types and wind c
on
ditions.
2)
P
os
t
mus
t b
e 5' 6"
out
of
th
e gr
oun
d
3)
Po
s
t
m
u
s
t
hav
e
we
ldm
ents on si
de
to
p
reve
nt p
o
st
from
turnin
g i
n
t
h
e w
in
d
.
(
D
rawin
g not to
sca
l
e.)
Optional Base Post
Sono Tube Installation