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Page Title:
CHAPTER 12. COUPLER, ANTENNA CU-2004/U |
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|  TM 11-5820-554-12
CHAPTER 12
COUPLER, ANTENNA CU-2004/U
12-1. Description
to a 50-ohm coaxial transmission line in the range of
3 to 30 MHz. It is used as an L-network in most
Coupler, Antenna CU-20041U (Collins 180S-1)
cases, but when the L-network cannot match the
referred to as antenna coupler, is basically a 1-kw
desired antenna, the complete pi circuit is used.
pi-network for matching various antenna impedances
12-2. Items Comprising Coupler, Antenna CU-2004/U
Dimensions (in)
NSN
Item
Qty
Height
Depth
Width
Weight
(lb)_
Coupler, Antenna, CU-2004/U (Collins 180S-1)..........
1
7 7/8
12 3/4
10
Figure 12-1. Coupler, Antenna CU-2004/U and Collins 350D-3 shockmount
12-1
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