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APT FUNCTIONAL SUBSYSTEMS
Receivers
20, 27 GHzReceiver
IF
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AllSections
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DACS
CC
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Radiometers
20, 27 GHzRadiometer
Antenna 1
RF
RAD
DACS
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Control
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RF Enclosure
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Flexible(15,) Flan_g_ d
f
a) LO drive (20, 27) RG58 w/SMA-male.
b) 70 MHz IF (20, 27) Microflex 150 w/SMA-male.
c) RF power cable, 3 conductor twisted w/4 pin molex.
d) RF control cable w/DB25 male connector.
e) RF control cable w/DB9 male connector.
f) RF temperature control cable assy (two cables)
w/DB-15 profile hybrid connector.
conduiLdrw06/01/93
Figure 3.1-2. Conduit/Cable assembly between RF and Receiver Enclosures.
Chapter 3 Page 5 1.0
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ACTS PROPAGATION TERMINAL
A2
ANTENNA
20.195 G V
27.5 G V L__
__F-- Diplexer/OMm
20.185G _V- I _cl 81 _ _ R1C2 27.5 G ---
$2
LO2 LO1
20RF _)f2 fl_) 27RF A1BLOCK BLOCK
RE.En_l.osure.... .7..o...M......................................................... .7..o.._M........................Rcvr Enclosure
P2 SPLIT SPLIT
IF CNVTRBEACON RADIOMETER RADIOMETER BEACON
IF CNVTR
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DIGITAL DIGITALRECE VER _ DACS _ RECEIVER/
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Indoors T
MODEM _ PC _ p,oto.ar.O6/02/92
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ACTS
Feed Horn(no antenna)
APT APTPrototype Digital
IF Hardware Receiver
HostComputer
Microwave absorber was placed over thebeacon transmitter payload to reduce thebeacon signal strengths to levels compatiblewith the APT system
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32768-point spectrumof the ACTS 20 GHz beacon in Digital PCM
Telemetry Mode.
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