Microwave
radio
relay
link
ZENITH
80
46/52
1.2
7.
RADIO
RELAY
LINK
PARAMETERS
7.1
FREQUENCY
PLAN
80GHZ
Radio
relay
stations
ALCOMA
ZENITH
80
work
in
71
‐
76
and
81
‐
86
GHz
frequency
band.
Radio
relay
link
operation
in
each
country
must
be
allowed
by
local
regulations.
The
band
is
divided
according
to
the
recommendations
of
ECC/REC/(05)07
to
channels
with
a
width
of
250
MHz.
For
links
with
the
higher
bandwidth
channels
to
connect.
ECC/REC
recommended
due
to
the
width
of
the
transmitted
bandwidth
links
ZENITH
80
use
two
channel
pairs
A
‐
band
lower
half
B
‐
band
upper
half
Channel
number
ECC/REC
Recommended
channel
pairs
[MHz]
Transmitter
frequency
[MHz]
Channel
number
ECC/REC
Recomended
channel
pairs
[MHz]
Transmitter
frequency
[MHz]
1
71
250,00
1´
81
250,00
2
71
500,00
2´
81
500,00
3
71
750,00
3´
81
750,00
4
72
000,00
4´
82
000,00
5
72
250,00
5´
82
250,00
6
72
500,00
6´
82
500,00
7
1
72
000,00
72
750,00
7´
1´
82
000,00
82
750,00
8
73
000,00
8´
83
000,00
9
73
250,00
9´
83
250,00
10
Reserved
accoring
to
ECC/REC
73
500,00
10´
Reserved
accoring
to
ECC/REC
83
500,00
11
73
750,00
11´
83
750,00
12
74
000,00
12´
84
000,00
13
74
250,00
13´
84
250,00
14
74
500,00
14´
84
500,00
15
74
750,00
15´
84
750,00
16
75
000,00
16´
85
000,00
17
2
74
500,00
75
250,00
17´
2´
84
500,00
85
250,00
18
75
500,00
18´
85
500,00
19
Reserved
accoring
to
ECC/REC
75
750,00
19´
Reserved
accoring
to
ECC/REC
85
750,00
Table
10
Channel
table
ZENITH
80
(according
ECC/REC)
7.2
MODULATION,
THRESHOLD
SENSITIVITY
AND
TRANSFER
CAPACITY
OF
THE
