ADC and 3 Doubler - Manual (Page 23)

LTPH-UM-1234-01 Generic Information
HDU-409 Lists 1, 2, and 3 April 30, 2003 17
The AT&T 819 enclosure has two, individual isolated chambers as shown in
Figure 4 . Slots 1 through 14 are in one chamber. The other chamber contains
slots 15 through 25, along with the Pressure (PRES), Filter (FIL), Capacitor
(CAP), and COIL slots.
.
Figure 4. AT&T 819 Enclosure, Slot Locations 1 through 14
The AT&T 819 can house up to 14 HDU-409 doublers in the slots designated
as D1 through D14 as shown in
Figure 4 .
Because the length of the HDU-409 extends beyond the depth
that older AT&T 819 T1 repeater apparatus covers can
accommodate, the cover must be replaced by a deeper cover.
Top
Bottom
Chamber 1 Chamber 2
P
R
E
S
8
D5
9 10
D6
11 12
D7
20 21
D12
22
1
D1
2 4 5
D3
3
D2
6 16 17
D10
19
D11
18 7
D4
15
D9
23
D13
24 25
D14
C
A
P
F
I
L
C
O
I
L
13 14
D8
H0080-A