
13
Bay Assembly
2
Bay Assembly
Attach the mount to
the bay weldment
Mounting pipe size to 3-1/2
inches outside diameter:
NOTE
For mounting pipes between 3-1/2" and 6" diameter, see the next sec-
tion.
NOTE
The mount is reversible and can be attached to either side of the bay
weldment.
a. Using two screws (
) with hardware (
, and
), attach the balun
mount (
) as shown. Tighten in accordance with
b. Using the two 1"-pipe U-bolts (
, and
), secure the
balun mount to the bay weldment. Tighten in accordance with
.
c. With reference to
, determine which size mount U-bolts you will be
using.
d. Insert two mounting U-bolts (
- but not both!) into the slots in the
mount. Install the hardware (
,
, and
) loosely onto the U-bolts.
Discard the unused U-bolts.
Mounting pipe size 3-1/2
inches to six inches outside
diameter:
NOTE
For mounting pipes up to 3-1/2" diameter, see the previous section.
NOTE
The mount is reversible and can be attached to either side of the bay
weldment.
a. Using two screws (
) with hardware (
, and
), attach the balun
mount (
) as shown. Tighten in accordance with
b. Using the two 1"-pipe U-bolts (
, and
), secure the
balun mount to the bay weldment. Tighten in accordance with
.
c. Using the galvanized 5/8" hardware (
), attach the
threaded rods (
) to the balun mount.
NOTE
Mount antenna bays with feed straps up, clear of all guylines and other
obstructions.
d. Using the galvanized 5/8" hardware, attach the support clamps (
) loosely
to the threaded rods (
).
Summary of Contents for 6822
Page 4: ......
Page 11: ...3 Preparation Figure 1 Mounting options ...
Page 12: ...Preparation 4 Figure 2 Tower layout single antenna bay ...
Page 19: ...11 Preparation Figure 9 Top mounted installation ...
Page 20: ...Preparation 12 Figure 10 Proper and improper securing of bay cables ...
Page 26: ......
Page 30: ......
Page 35: ...27 Connecting the Antenna 2 to 6 bay Figure 20 Fine matching transformer installation ...
Page 40: ...Connecting the Antenna 8 bay 32 Figure 23 Power divider mounting for 8 bay antenna ...
Page 41: ...33 Connecting the Antenna 8 bay Figure 24 Slugged line section installation if applicable ...
Page 43: ...35 Connecting the Antenna 8 bay Figure 25 Fine matching transformer installation ...
Page 46: ...Connecting the Antenna 8 bay 38 Figure 27 Tower transmission line connection ...
Page 55: ...47 Retuning Figure 37 Optimal VSWR at 108 MHz narrow feedstrap ...
Page 56: ...Retuning 48 Figure 38 Optimal VSWR at 108 MHz wide feedstrap ...
Page 57: ...49 Retuning Figure 39 Optimal VSWR at 88 MHz wide feedstrap ...
Page 58: ......
Page 62: ...Startup 54 Figure 41 Apply the signal ...
Page 64: ......
Page 66: ...Parts 58 Figure 42 Components 6822 bay without de icers ...
Page 70: ...Parts 62 Figure 45 Components mounts for 3 1 2 to 6 mounting pipe ...
Page 72: ...Parts 64 Figure 46 Feed system components for 2 to 6 bay antennas ...
Page 75: ...67 Parts Figure 47 Feed system components 8 bay antenna ...
Page 77: ...69 Parts Figure 48 Slugged line section if applicable components ...
Page 78: ...Parts 70 Figure 49 Fine matching transformer optional components ...